POSTER SESSIONS MONDAY 5th AND TUESDAY 6th FEBRUARY
 

Session: Limnology Of Specific Waterbodies

1. Homogenization of the Omiwatari Records of Lake Suwa as the Data-Base for Winter Temperature Estimation
Ishiguro, N., Kajiwara, M., Fujita, T. Akiba, Y. and Touchart, L.

2. Functioning of Small Water Bodies of the Wielkopolski National Park (Western Poland)
Klimaszyk, P., Kraska, M, Piotrowicz, R. and Joniak, T.

3. Ecological Structure of the Depression Reservoirs- Preliminary Results
Radwan, S., Sender, J., Kornijow, R. and Paleolog, A.

4 Chemical and Biological Characteristics of Small Lagoon 'NAIKO' Connected with Lake Biwa, Japan
Miyake, H., Nozaki, K. and Mitamura, O.

Seasonal Change Of Filamentous Green-Algal Community In The Littoral Zone Of LakeBiwa
Nozaki, K. and Mitamura, O.

6 The Acidic Waters Of The Craterlake Copahue-Agrio River-Lake Caviahue System (Patagonia, Argentina).
Pedrozo, F., Geller, W., Woefl, S., Diaz, M., Kringel, R., Schimmele, M. and Mages, M.

7 Light Climate In Andean Lakes: Dissolved And Particulate Fraction Contribution To Light Absorption
Perez, G., Modenutti, B. and Queimalinos, C.

8 Relations Between Physico-Chemical And Biological Variables In Aquatic Ecosystems Of The Albufera Natural Park (Valencia, Spain)
Soria, J., Miracle, M.R. and Vicente, E.

9 P-fraction in the sediments of an extremely acid lake in Patagonia, Argentina.
Beamud, G., Temporetti, P., Friese, K., Mages, M. and Pedrozo, F.

10 Wind Effects to the Thermal Stratification of the Meromictic Lakes
Watanabe, N., Ambe, Y., Horiuchi, S.
 
 

Session: Integrated Catchment Studies

11 Ecological Status of Pampean Plain Streams and Rivers
Bauer, D., Donadelli, J., Gomez, N., Licursi, M. Ocon, C. Paggi, A.C., Capitulo, A.R. and Tangorra, M.

12 Limnology of Mountain Rivers and Transport of Phosphorus and Nitrogen to an Eutrophicated Reservoir (Cordoba, Argentina)
Bustamante, A., Lopez, F., Bonetto, C. and Granero, M.

13 Large-Scale, Integrated Water Quality Monitoring in the Central and North-West Region of NSW, Australia.
Muschal, M.

14 N:P Ratio in Watershed Input to the Lakes: Long-Term Variation and Influences of Land
CoverRyback, J.
 
 

Monday 5th & Tuesday 6th February Poster Sessions

Session: Micro, Nano And Pico Scale Limnology

15 Identification of Thermal Models for Salt Lakes of Transylvania
Liviu, F., Moga, D., Lazea, G., Floca, L., Dobra, P. and Mihaiescu, R.

16 The Role Of Phytoplanktonic Size Fractions In The Microbial Food Webs In Two North Patagonian Lakes (Argentina)
Queimalinos, C.

17 Bacterivory Of Mixotrophic And Heterotrophic Flagellates In Two South Andean Lakes (Patagonia, Argentina)
Queimalinos, C., Balseiro, E. and Modenutti, B.

18 Fractionated Primary Production fo Phytoplankton in Lakes of the Rio Doce Valley (South Eastern Brazil)
Rahaingomanana, N., Barbosa, F.A.R. and Petruccio, M.
 
 

Session :Restoration Ecology

19 Short and Long Term Effects of Zooplanktivorous Fish Removal in Lake Zwemlust: 15 years of Data.
Van Donk, E. and Van De Bund, W.J.

20 Restoration of The River Skjern-Monitoring Results From The Largest River Remeandering Project in Europe
Hansen, H.O., Skriver, J., Thomsen, A.G., Fjordback, C. and Svendsen, L.M.

21 Eutrophication of Lake Balaton Reversed
Herodek, S.

22 Statistical Method for Testing Differences in Aquatic Macroinvertebrate Communities
Larsen, S.and Hansen, H.O.

23   Can Hypolimnion Aeration Restore a Lake with Rapid Turnover and Stable Thermal Stratification?
Wemmer, R.S.,Byden, S. and Svensson, J.E.

24 The Ecological Effects of Reinstating Spawning Gravel as a Rehabilitation Measure in Danish Lowland Streams
 Pedersen, M.L., Dieperink, C and Kronvang, B.

25 The Restoration of Lake Veluwe: a Success Story
Hosper, H.
 
 

SESSION: PALAEOLIMNOLOGY AND ENVIRONMENTAL CHANGE

26 Lead in a Sediment Profile Mirrors Historic Use of Leaded Petrol
Hongve, D.

27 Preliminary Results From A Palaeoecological Study Of A Billabong (Ox-Bow Lake) On The Yarra River, Victoria, Australia.
Leahy, P.

28 Historical Changes In Tidal Lake Waihola And Its Catchment, South Island, New Zealand,  Based On Sediment Core Analysis
Schallenberg, M., Koon, F. and Copson, J.

29 Optimising Hatching Conditions for Australian Daphnia Ephippia
 Tsitsalis, A., and Barry, M.
 
 

Session: Biodiversity Of Freshwater Ecosystems

30  The Assessment of Aquatic Biodiversity Along an Altitudinal Gradient at the Serra Do Cipo (Southeastern Brazil)
Callisto, M.,  Moreno, P. Goulart, M., Medeiros, A., Petruccio, M., Moretti, M., Mayrink, N. and Rosa, C.A.

Monday 5th & Tuesday 6th February - Poster Sessions
 

31 Development of Hip 1 PCR Typing Technique to Analyse the Diversity of Cyanobacteria
 Day, J., Harper, K.J. and Smith, R.J.

32 The EU Project: 'Biodiversity and Human Impact in Shallow Lakes' (BIOMAN)
 Declerck, S., Zwart, G., Vyverman, W., Conde-Porcuna, J.M., Jeppesen, E., Schwenk, K., Janse, J., Meijer, M.L. and De Meester, L.

33 Planktonic and Periphytic Coastal Algae of The Rio De La Plata, Argentina
 Gomez, N., Bauer, D.E., Licursi,M. and Hualde, P.R.

34 The Presence of  Aplochiton zebra (Pisces Aplochitonidae) and the Absence of Galaxias maculatus (Pisces Galaxiidae) in the Littoral Zone of an Andean Lake
 Lattuca, M.

35 Distribution And Abundance Of Cyclopoida Populations In A Cascade Of Reservoirs Of The Middle Tiete River ( Sao Paulo State, Brazil )
 Silva, M. and Matsumura-Tundisi, T.

36 Zooplankton Diversity In Eutrophic Systems And Its Relation With Occurrence Of Cyanophyta Blooms.
 Matsumura-Tundisi, T.and Tundisi, J.G.

37 Benthic Macroinvertebrates Diversity in the Middle Rio Doce: The Beginning of the Brazilian Long Term Ecological Research (LTER) Program
 Mayrink, N., Moretti, M., Goulart, M., Moreno, P., Ferreira, W. and Callisto, M.

38 The Water Framework Directive: defining the macroinvertebrate reference condition for the lakes of Northern Ireland
 Neale, M. and Rippey, B.

39 The Seasonal Variability Of Phosphorus Fractions And Phyto And Bacterioplankton In Different Types Of Humic Lakes (Northern Poland).
 Piotrowicz, R., Kraska, M., Joniak, T. and Klimaszyk, P.

40 Life History and Diversity of Macrothricidae and Ilyocryptidae, Cladocerans from Lakes and Streams of Sao Paulo, Brazil
 Guntzel, A., Rocha, O., Santos-Wisniewski, M.J. and Matsumura-Tundisi, T.

41 Diversity of Cladocera and Chydoridae in Lakes and Reservoirs from the High Portion of the Teiti River, SP, Brazil.
 Santos-Wisniewski, M.J., Rocha, O., Guntzel, A.M. and Matsumura-Tundisi, T.

42 Diversity and Distribution of Macrobenthic community at Americana Reservoir (Sao Paulo State, Brazil)
 Rocha, O., and Pamplin, P.A.Z.

43 Protists Do Have A Biogeography : Distributional Patterns Of Southern Hemisphere Benthic Diatoms
 Vyverman, W., Sabbe, K., Hodgson, D. and Kilroy, C.

44 Variation Of The Intergenic Region Of The Phycocyanin Gene: The Basis For A DGGE Based Cyanobacterial Typing Technique?
         Smith, R.J., Harper, K.J. and Day, J.G.

Monday 5th & Tuesday 6th February - Poster Sessions
 

45 Aquatic Invertebrate Community Biodiversity In Segura River Basin (Spain)
 Suarez, L., Mellado, A., Moreno, J.L., Guerrero, C., Sanchez, M.M. and Vidal-Abarca, M.R.

46 Microbial mats of twenty six lakes from Potter Peninsula, King George Island, Antarctica.
 Pizarro, H. and Vinocur, A.

47 Typology of lakes from Potter Peninsula (King George Island) based on physical-chemical characteristics and phytoplankton
 Unrein, F. and Vinocur, A.

48 Bacterial Community Structure in the Plankton and Winter Cover of a High Mountain Lake
 Pernthaler, J., Glockner, F.O., Wille, A., Sattler, B., Petter, M., Psenner, R. and Amann, R.

49 Influence of Organic and Conventional Farming Practices on Invertebrate Biodiversity in Establishing Rice Crops
 Wilson, A., Stevens, M. and Watts, R.

50 Spatial Variation in Epilithic Algal Communities around and Oligotrophic and a Mesotrophic Lake in the English Lake District
 King, L., Jones, R.I. and Barker, P.

51 Influence of Submersed Aquatic Plants on Sediment Microbial Communities
Karjalainen, H. and Kairesalo, T.

Session: Biology And Ecology Of Aquatic Organisms

52 Impact on the Aquatic Invertebrates and Macrophytes communities by Red Swamp Crayfish (Procambarus clarkii); An Experimental Evaluation in a Mediterranean Reservoir
 Ilheu, M., Guilherme, P. and Bernardo, J.

53 Burrowing Activity of the Red-Swamp Crayfish (Procambarus clarkii) in a Temporary Stream of South Portugal
 Ilheu, M., Acquistapace, P., Benvenuto, C. and Gherardi, F.

54 About the Presence, Abundance and Distribution of Larval Galaxias maculatus and Galaxias platei (Pisces Galaxiidae) in Andean Lakes
 Barriga, J.P., Battini, M. and Cussac, V.E.

55 The Magnitude of Fish Larval Growth and its Ecological Consequences: A Case Study in Temperate Andean Lakes
 Battini, M.A. and Cussac, V.E.

56 Distribution of Trichoptera in the Upper Ping Watershed,Thailand and Their Relationship to Water Quality
 Cheunbarn, S. and Chantaramongkol, P.

57 Diel IchthyFauna Composition Variation on Aquatic Macrophyte Stands and its Relation to Limnologycal Variables in a Central Amazonian Floodplain Lake
 Pereira, A.C., Darwich, A. and Soares, M.G.M.

58 Benthic Diatom Communities in Small Acid Lakes and Rivers
 Eloranta, P. and Kwandrans, J.

59 Evaluation of Fish Density in Some Spanish Reservoirs
 Fabian, C., Soria, J.M. and Vicente, E.

60 Temporal Pattern In Resource Utilisation of Tanytarsus gracilentus Larvae ( Diptera: Chironomidae)
 Ingvason, H.R., Olafsson, J.S. and Gardarsson, A.

61 The Comparative Sensitivity Of Hydrobionts To Hard Radiation Of Cobalt-60: Ceriodaphnia affinis, Daphnia magna and Hydra attenuata
        Mardarevich, M.G., Gudkov, D.I., Guscha, N.I. and Kipnis, L.S.

Monday 5th & Tuesday 6th February - Poster Sessions

62 Notes on the Ecology of Common Reed in Lake Paijanne, Finland
 Keto, A., Hellsten, S., and Eloranta, P.

63 Regularly High Contribution of Gonyostomum Semen to Phytoplankton Biomass in a Small Humic Lake
 Salonen, K, Holopainen, A., and Keskitalo, J.

64 Genetic Brightness Variance in the Isopod Asellus aquaticus
 Hargeby, A and Johansson, J.

65 Death of Large Phytoplankton, Staurastrum dorsidentiferu, Due to Interplay of Fungal Parasitism and Low Light Conditions
 Kagami, M. and Urabe, J.

66 Effects of Plastic-Coated Sheet Fences Crossing the Upper End of a Reservoir on Summer Lake Chlorophyll a Concentration
  Kagawa. H., Hirotani, H and Mori, M

67 Assessing the Ecological Status of Lakes using Aquatic Macrophytes
 McElarney, Y., and Rippey, B.

68 Distribution Pattern and Ecology of River Blennies (Salaria fluviatilis) in the Guardiana River Basin in Portugal
 Moreira Da Costa, L., Marques, T., Riberio, F., Seabra, S., Filipe, A.F., Tiago, P. Silva, R. and Collares-Pereira, M.J.

69 Aquatic Insects As Indicators Of Water Quality Of Streams In Doi Suthep-Pui National Park, Chiang Mai, Thailand
 Nuntakuang, A., Kalanetra, W. and Chantaramongkol, P.

70 Morphological Features Of Fish Community In a Tropical Reservoir, Tuticorin, South India
 Raja, L., Kingston, D. and Sundara, R.V.

71 Can Ephemera Populations Be Established In Limed Streams By Egg Production?
 Henrikson, B. and Svensson, J.

72 Analysis of Trichoptera Adult Seasonality from Huay Keaw and Huay Palad Streams on Doi Suthep-Pui National Park, Thailand
 Thamsenanupap, P., Prommi, T. and Chantaramongkol, P.

73 Effects Of Artificial PH Increment On The Phytoplankton Composition In A Shallow Lake Of The Parana River-Floodplain.
 Unrein, F.

74 Horizontal Distribution Of Coregonid Larvae In Large Finnish Lakes: The Effect Of Wind
 Huuskonen, H., Karjalainen, J. and Viljanen, M.

75 Spatial and Temporal Dynamics of Potamogeton pectinatus L. and Potamogeton perfoliatus L. in Lake Constance, Germany
Wolfer, S. and Straile, D.

76 Effect of Copper Sulfate on Growth and Odor Production of Several Microorganisms
 Yagi, A., Usui, T., Fujise, D. and Yamamoto, Y.

Session: Food Webs And Predator/Prey Interactions

77 Viral Lysis and Flagellate Grazing as Factors Regulating Bacterial Abundance in an Oligomesotrophic Lake: a Short-term Study.
 Amblard, C., Bettarel, Y., Sime-Ngando, T., Carrias, J.F., Sargos, D, Garabetian, F. and Lavandier, P.

Monday 5th & Tuesday 6th February - Poster Sessions

78 Growth Rates of Natural Bacterioplankton Assemblages and Relationship with Protistan Grazing
 Anne, I. and Fidalgo, M.L.

79 Trophic Interactions in Pampean Shallow Lakes: Evaluation of Silverside Cascading Trophic Effects in Mesocosm Experiments
 Boveri, M. and Quiros, R.

80 Chaoborus Predation on Zooplankton Populations in Lake Monte Alegre (Brazil): Enclosure Experiments
 Stella, M. Castilho-Noll, M.S.M., Arcifa, M.S.

81 Protozoan Grazing Rates on Surface-Associated Prey
 Drinkall, J, Heaton, K. and Parry, J.

82 The Potential Harbouring of Coliform Bacteria by Protozoa in Biofilms
 English, J.

83 A Novel Automated Method For Determining Protozoan Grazing Rates
 Heaton, K.

84 In Situ Measurements of Metazooplankton Predation on Protozooplankton: Used of Fluorescently Labelled Protists
 Joaquim-Justo, C., Caufman, F. and Thome, J.P.

85 Chaoborus Predation On Zooplankton Populations In Lake Monte Alegre ( Brazil ): Enclosure Environments
 Stella, M.

86 Changes in Stable Carbon and Nitrogen Isotope Composition of Zooplankton During Summer
 Tarvainen, M., Sarvala, J. and Ventela, A.M.

87 Structural Changes in Lake Erie Food-web due to Biological Invasions
Dermott, R. and Munawar, M.

88 The Influence Protozoan Colonization has on the Microbial Community and Structure of Biofilms
Novarino, G. and Heaton, K.

Session: Wetlands And Bogs

89 Nutrient Regeneration by Rotifiers in Temperate North-Eastern American Bogs
 Bledzki, L.A. and Ellison, A.M.

90 Amazonian Floodplain Lake Hydrochemical parameters: Changes Related to the Flood Pulse
 Darwich, A., Junk, W.J. and Souza, E.O.

91 Spring Red Snow Phenomenon 'Akashibo' in the Ozegahara Mire, Central Japan
 Fukuhara, H., Ohtaka, A., Kimura, N., Fukai, M., Kikuchi, Y., Nohara, S. Ochiai, M. and Yamamoto, Y.

92 Nutrients Retention And Aquifer Recharge In A Pampean Wetland ( Central Argentine )
 Herrera, M., Menghi, M. and Prosperi, C.

93 Abundance Of Chydoridae In A Macrophyte Zone: Comparison Among Habitats: Plant Surface, Lake Water And Bottom Sediment.
 Sakuma, M. and Hanazato, T.

94 Great Cumbung Swamp Water Balance Assessment
 Smith, A.J., Barr, A.D., Driver, J.V., Cruickshank, P., O’Rourke, M., Jones, J. and Raisin, G.
 

Monday 5th & Tuesday 6th February - Poster Sessions

Session: Potential Impacts Of Climate Change On Large Lakes

95 Relation Between Phytoplankton Community, Nutrients and Hydrodynamic Processes in the San Roque Reservoir (Cordoba, Argentina)
 Bustamante, A., Lopez, F., Bonetto, C., Granero, M., Ruibal, A.L. and Busso, F.

Session: Water Resources And Sustainability

96 Rapid Assessment of  River Water Quality Using an Adapted BMWP Index: A Practical Tool to Evaluate Ecosystem Health
 Cota, L.R., Goulart, M., Moreno, P. and Callisto, M.

97 Monitoring Wetland Responses to Environmental Flows in the Lachlan River, New South Wales
 Driver, P.Lloyd-Jones, P., Unthank, S., Finn, M., Raisin, G. and Wettin, P.

98 Fish Farms Effluents on the  River Baceiro: Effects on Water Quality
 Fidalgo, M.

99 The Spatial Distributions of Seepage Flux and Water Quality of Groundwater in the Littoral Zone of Lake Biwa
 Kobayashi, M., Kitaoka, K and Horiuchi

100 Trials of Cyanobacterial Bloom Inhibition in Hypertrophic Lake Lasinskie
 Wisniewski, R.

101 Daily Dynamics of the Water Chemistry in a lowland and polymictic and polyhumic dam reservoir
 Jekatierynczuk-Rudczyk, E., Gorniak, A. and Zielinski, P.

Session: Ultraviolet Radiation In Aquatic Systems: Abiotic And Biotic Effects

102 Effects of Nutrient Limitation on Susceptibility of Microalgae to UV Radiation
 Shelley, K., Stojkovic-Tadic, S., Heraud, P. and Beardall, J.

103 UV Impact On Vertical Distribution of Crustacean Zooplankton in a Subalpine Mire Pool: An Enclosure Experiment
 Hanazato, T., Sakai, S., Kawamura, K. and Hayashi, H.

104 Effects of Ultraviolet Radiation on Algae and Chironomids in a Subalpine Stream, Colorado Front Range
 Toetz, D. and Mihuc, T.

105 Biotic And Abiotic Degradation Of Dissolved Allochthonous Organic Matter In Temporary Ponds
 Serrano, L., Perez-Romero, P., Clavero, M., Torres, A. and Toja, J.

Session: Stability Of Freshwater Ecosystems

106 The Reduction of Some Behavioural Reactions for Endemic Amphipoda Brabdtia parasitica (DYB) from Lake Baikal as a result of Parasitic Life.
 Timofeyev, M.A.

107  Vertical Distribution of Zooplankton in a Pampean Shallow Lake
Claps, M., Gabellone, N. and Benitez, H.

108 Vertical Distribution of Phytoplankton in a Pampean Shallow Lake
Claps, M, Solari, L.C., Mac Donagh, M.E.and Ruiz, G.

109 Trophic Status Characterization of a Pampean Shallow Lake
Claps, M., Gabellone, N.A., Solari, L.C. and Ardohain, D.M.

Session: Lake And Wetland Carbon Cycling

110Body Size And Fitness in Holopedium gibberum (Crustacea: Cladocera).
 Konstantin, P.

Monday 5th & Tuesday 6th February - Poster Sessions

111 Seasonal And Spatial Variation of Methane Production in a Mesotrophic Lake Sediments at Lake Biwa.
 Murase, J. and Sugimoto, A.

112 The Role of Catchment Attributes In Determining The Variation of Total Organic Carbon and Total Inorganic Carbon In Finnish Lakes.
 Rantakari, M. and Kortelainen, P.

Session: Biodiversity And/or Distribution of Aquatic Organisms

113 The Influence of Coarse Woody Debris on Habitat Quality for Terrestrial Invertebrate Fauna in River Red Gum (Eucalyptus camaldulensis) Floodplain Forest
 Ballinger, A.

114 Composition And Geographical Distribution Of Algae From A Tropical Sandy Coastal Plain, Southeast Brazil.
 Dias, I.,  Menezes, M. Sophia, M.G., Vianna, C., Souza, C., Araujo, A. and Carmo, B.

115 On the Role of Adaptive abilities in the Distribution of Endemic Amphipods from Lake Baikal
 Timofeyev, M.A.

Session: Predicting And Managing Wetland Response To Environmental Change

116 Ecological Assessment And Indicator Development In Wetlands: The Case Of Algae In The Everglades, USA
 Stevenson, R., Pan, Y., Vaithianythan, P. and Richardson, C.J.

117 Do Losses of Wetland Impoundments Alter Nutrient Fluxes?
 Ward, M., Chaubey, I., Hwa-Seong, J.

118 Hydrological Drought in a Southeastern U.S. Wetland
Ward, A.K. and Ward, G.M.

Session: Conservation And Management Of Running Waters

119 Identification of Bioindicator Species Among Ephemeroptera, Plecoptera and Trichoptera in a Survey of Streams Belonging to the Rhithral Classification in the G.G. of Luxembourg
 Dohet, A., Dolisy, D., Hoffman, L. and Dufrene, M.

120 Distribution Of Molluscs In Riacho Fundo Creek Basin, Brasilia, Brazil
 Barros, M. and Martins-Silva, M.J.

121 Zoobenthic Communities In Relation to the Slope, Substrate Heterogeneity And Urban Disturbance On Pampean Hills Streams (Argentine).
 Rodrigues Capitulo, A., Paggi, A.C. and Ocon, C.S.

122 Ecological Sensitivity to Unnatural Flow Reduction in Unregulated streams in New South Wales, Australia
 Royal, M., Jarosinski, I., Finn, M., Chessman, B. and Boulton, A.

123 Ecological Sensitivity to Low Flow in Stony and Sandy Bed Streams in New South Wales, Australia
 Royal, M., Jarosinski, I., Finn, M., Chessman, B. and Boulton, A.
 

124  Relationship Between Estimated Pollutant Load using GIS and Observed Water Quality L.Kasumigaura
 Shingo, M., Morihiro, A. and Kazuo, M.

125 Is Potamogeton polygonifolius a bioindicator species of eutrophication and of acidification in low mineral waters?
 Thiebaut, G. and Muller, S.

126 The Water Quality in a Portuguese Reservoir (Sordo-Vila Real)
Rodrigues, A.V., Valente, A. and Vieira, N.

Monday 5th & Tuesday 6th February - Poster Sessions

Session: Nitrogen Cycling In Streams And Riparian Zones

127 Sources and Fates of Nutrients contributed by “old” and “new” Groundwater to the Shingobee River, Mn, USA.
 Triska, F., Jackman, A.P., Duff, J.H. and Avanzino, R.J.

Session: Coupled Dynamics Of Phosphorus, Iron And Sulphur In Freshwater Systems.

128 Phosphorus and Iron in the Surface Sediments of the Northern Coastal Baltic Sea
 Lehtoranta, J.

Session: Modelling Of Aquatic Ecosystems

129 Fractal Patterns of Macrophyte Dynamic in Disturbed Rivers: Explosion to Stabilization
 De Lima, I.B.T., Rosa, R.R., Victoria, R.L. and Novo, E.M.L.M.

130 Developing a Model for Estimating Suspended Solids Concentration From Differing Lake Surface Areas
 Douglas, R.W., Rippey, B. and Gibson, C.E.

131 Lake Systems, Support For Territorial Management
 Liviu, F., Mac, I., Floca, L.A. and Mihaiescu, R.

132 Numerical Modelling of In-Situ Tracer Experiments and Assessment of Exchange Processes in the Hyporheic Zone
 Wawra, B., Montenegro, H. and Saenger, N.

133 Modelling The Vertical Variation Of Temperature And Dissolved Oxygen In A Shallow, Eutrophic Pond
 Straub, T. and Ratte, H.

Session: Hyporheic And Groundwater Studies

134  Determination Of THE Fe3+/Fe2+ Redox Couple in Anoxic Groundwaters Sampled With Piezometers
 Conway, C.
135  Tracing Exchange Of Water Between Streams And Alluvial Aquifers Using Stable Isotopes Of Water.
 Pritchard, J., Lamontagne, S. and Herczeg, A.L.
 
 
 
 

Thursday 8th  & Friday 9th February – Poster Sessions
 

Session: Plankton

1 The Mixotrophic Flagellates as Key Organisms from DOC to Daphnia in an Oligotrophic Alpine Lake
 Bertoni, R., Callieri, C, and Corno, G.

2 Non-diatom Occurrence in two shallow aquatic systems: a freshwater system (Grand - Lieu lake) and a coastal marine environment (Morbihan Gulf).
 Le Rouzic, B., Bertru, G. Brient, L. and Deydier-Stephan, L.

3 Classifying and Measuring the Ecological Status of Lakes Using Phytoplankton
 Doe, S. and Rippey, B.

4 Impact of “White Bacterial Disease” on a Daphnia magna population
 Van De Bund, W.J. and Van Donk, E.

5 Phytoplankton Biomass Control by Zooplankton in a Shallow Macrophyte-Dominated Lake of Argentine Pampa
 Gonzales, N. and Balseiro, E.

6 Killing of Microcystis by an Amino Acid: Results of Laboratory and Enclosure Experiments
 Hehmann, H., Watanabe, M.M. and Kaya, K.

7 The Relationship Between Phytoplankton Composition and Physical-Chemical Variables in a Tropical Reservoir (Southern Brasil)
 Marinho, M. and Huszar, V.

8 Effect of Abiotic Condensation of Dissolved Organic Matter in the River Elbe on the Formation of Colloids and Particles
 Kerner, M., Ertl, S. and Rechermann, M.

9 Growth of Bloom-Forming Cyanobacteria Under Low Nutrient Conditions
 Ishikawa, K., Tsujimura, S., Vincent, W.F., Kumagai, M. and Nakahara, H.

10 Growth of Cyanobacteria in a Nutrient Enrichment Experiment; The Role of Phosphorous and Iron
 Lagus, A.

11 Temporal Planktonic Changes In A Brazilian Amazonian Reservoir (Balbina).
 Moreno, I. and Matsumura-Tundisi, T.

12 Geosmin Production In A Eutrophic Lake And Prediction Of Its Occurrence
 Oh, H., Park, D., Ahn, C., Lee, J. and Maeng, J.

13 Seasonal and Diurnal Variation in Three Parallel Estimates of Phytoplankton Biomass
 Rahkola, M., Ylostalo, P., Rahkola-Sorsa, M. and Karjalainen, J.

14 Plankton Stable Isotope (C,N) Fractionation In Relation To Nutrient Enrichment- Field Experiments
 Sipura, J. and Meili, M.
 

Thursday 8th & Friday 9th February - Poster Sessions

15 Nitrogen Isotope Ratios (d15N) In The Seston Of The Baltic Sea: Variation Among 11 Fractions And Shifts Induced By Nutrient Enrichment
 Sipura, J. and Meili, M.

16 Lake Acidification And The Distribution Of Males And Females Of A Planktonic Copepod
 Svensson, J., Lagergren, R. and Stenson, J.A.E.

17 Spatial Distribution of Pelagic Fish and Crustacean Zooplankton in Windermere, Cumbria.
 Thackeray, S., George, G., Winfield, I. and Jones, R.

18 Seasonal Dynamics of Phytoplankton in Surface Mixed Layer of Lake Biwa: The Casual Mechanism of the Dominance of Micro Phytoplankton
 Yoshiyama, K., Nishimura, Y. and Nakanishi, M.

19 Invasion of two American species, Daphnia ambigua and D. parvula, into Czech and Moravian Waterbodies.
 Zofkova, M., Korinek, V. and Cerny, M.

20 Distribution of Harpacticoid Copepods in Floodplain Lakes (River Waal, the Netherlands)
 Caramujo, M.J., De Haas, E. and Admiraal, W.

21 Seasonal Dynamics of Net Planktonic Rotifers in Two Subtropical Reservoirs in Relation to Potential Predators and Food Base
Matveeva, L. and Matveev, V.
 

Session : Limnology In Water Treatment

22 Water Quality And Drinking Water Production of Lake Guiers (Senegal - West Africa)
 Cogels, X., Fraboulet-Jusila, S. and Varis, O.

Session:  Limnology Of Arid Areas

23 Succession of Macroinvertebrates in A Short Term Aquatic Habitat in The Neotropical Semiarid Region
 Garcia, L., Maltchik, L. and Silva-Filho, L.

24 Diel Variation In Physico-Chemical Parameters In A Semi-arid Stream Of Spain (Chicamo Stream)
 Suarez, L., Gomez, R., Moreno, J.L., Velasco, J., Millan, A., Guerrero, C. and Vidal-Abarca, M.R.

25 Temporal Variation In Periphyton Community In A Semiarid Stream Of Spain (Chicamo Stream)
 Suarez, L., Velasco, J., Guerrero, C., Sanchez, M.M. and Vidal-Abarca, M.R.

Session: Tropical Limnology

26 Primary Production of Phytoplankton in a Hypertrophic Tropical Reservoir (Pao-Cachinche, Venezuela)
 Gonzalez, E.J., Ortaz, M. and Penaherrera, C.

27 Management of Aquatic Vegetation in the Lower Senegal River Basin
 Pieterse, A., Janauer, G.,.Hellsten, S, Diouf, S., Dieme, C. and Exler, N.

28 Short-Term Variations in Zooplankton Community  in a Eutrophic Reservoir of Central Brazil: Paranoa Reservoir, Ribeirao Torto Branch (1997-98)
 Mendonca-Galvao, L.

29 Seasonal Variations of Plankton and Bacteria in La Mariposa Reservoir (Venezuela)
 Mendoza, J. and Gonzalez, E.J.

30 Spatial Distribution Of Zooplankton in Dry and Wet Seasons in the Descoberto Reservoir, Central Brazil.
 Mozzer, G.B. and Freitas, J.S.

Thursday 8th & Friday 9th February - Poster Sessions
 

31 Temporal Variation Of Physical And Chemical Properties In A Eutrophic Lake Of Central Brazil: Paranoa Lake, Riacho Fundo Branch (1997-98)
 Padovesi-Fonseca, C., Mendonca-Galvao, L., Philomeno, M.G., Pereira, D.F. and Rocha, D.L.P.

32 Study of the Spectral Components of Underwater Solar Radiation at Lobo Reservoir (Brazil)
 Tundisi, J.G. and Rodrigues, S.L.

33 Cyanophyte Assemblages of a Eutrophicated Reservoir from Semiarid Northeast Brazil
Costa, I.A.S., Chellappa, T. and Naithirithi, T.

Session: Limnology of Large Lakes

34 Ammonium Regeneration In The Water Column And Sediment Of Lake Balaton (Hungary)
 Presing, M. and Preston, T.

35 Spatial Patterns in Plankton Communities Along Trophic Gradients In Saimaa Lake Complex.
 Rahkola, M., Rahkola-Sorsa, M, Avinski, V. and Viljanen, M.

36 Spring Mixing Depth Affects The Interannual Variations In Phytoplankton Abundance And Composition In Deep Lakes. A Case Study From Lake Garda (Northern Italy).
 Salmaso, N., Decet, F. and Cordella, P.

37 Integrated Monitoring Of Lake Ladoga, Russia
 Viljanen, M., Holopainen, A., Rahkola-Sorsa, M. and Avinsky, V.

38 Predicting Effects of Lake Level Changes on Littoral Communities using GIS Models
 James, M. Rowe, D. and Shankar, U.

39 Carbon and Phosphorus Budgets of Lake Biwa, the Largest Lake in Japan
 Yoshimizu, C., Urabe, J., Sugiyama, M. and Nakanishi, M.

Session: Polar And Alpine Streams And Lakes

40 Intensity of Mineralization Processes in Sediment of Mountain Lakes in NW Slovenia
 Blejec, A., Brancelj, A. and Simi, T.

41 Extreme Temperature And Zooplankton In Alpine Ponds, Banff National Park, Canada
 McMaster, N.and Schindler, D.W.

Session: The Microbial Ecology Of Lacustrine Ecosystems

42 Bottom-Up and Top-Down Effects on the Bacterial Community Structure
 Debroas, D., Domaizon, I., Jardillier, L., Basset, M. and Amblard, C.

Session: Microbial Activities In Freshwater

43 Microbial Community Structure and Metabolism in the Surface Sediment Layer of a Eutrophic Lake
 Mallet, C., Basset, M, Fonty, G., Debroas, D., Desvilette, C. and Bourdier, G.

Session: Sustainable Aquaculture

44 Microcystin Toxicity to Channel Catfish: Implications from Sub-acute Exposure Studies
 Zimba, P., Nonneman, D., Khoo, L. and Gaunt, P.

Session: Urbanization And Stream Ecology

45 After-Dredging Recovery of Benthic Community in a Korean Suburban Stream
 Bae, Y.
 

Thursday 8th & Friday 9th February - Poster Sessions
 

46 Effects of Storm-Induced Disturbances on Periphyton Communities: An Experiment in Artificial Streamside  Channels
 Deitch, M., and Spacies, A.

47 Effects of Pollution by Domestic Sewage on Leaf Processing in Urban Streams of Rio De Janeiro, Brazil
 Magalhaes, S.A.P., Barbosa, F.A.R. and Moulton, T.P.

48 The Significance Of Human Impact On Stream Bank Structure For Populations Of Adult Insects.
 Lautenschlaeger, M. and Podraza, P.

49 Dynamics of Benthic Macroinvertebrate Community at the Urban Streams of the Lower Han River in Seoul, Korea
 Seok, B.K., Bung, K.G., Kyung, K.H. and Yeon, S.M.

50 Ecological Impacts Of Urban Organic Pollution On Fish Community At The Jungrang Stream Of The Lower Han River In Seoul, Korea
 Seok, B.K. Bung, K.G., Kyung, K.H. and Seong, Y.S.

Session: Limnological Education

51 Scientific and Environmental Wetland Education in Southern South America: A Pilot Pioneer Success Experience.
 De Badgen, I.W.

Session: Fish Ecology

52 Effects of Liming on Fish Populations, with Special Emphasis on Arctic Charr (Salvelinus alpinus)
 Hesthagen, T. and Saksgard, R.

53 Effects of Water Quality Variations on Fish Communities in the Central Part of Argentina
 Hued, A.

54 Patterns in Fish Species Richness in the Central Region of Argentina
 Hued, A

55 Relation Diversity-Stability of Fish and Hydrological Stability in Intermittent Streams of Brazilian Semiarid Region
 Medeiros, E.S.F. and Maltchik, L.

Session: Ecology of Large Rivers

56 Algal Monitoring in the Seine and Two Tributaries near Paris
 Leitao, M.and Rouquet, V.

57 Macroinvertebrate Communities in Littoral Regions of a Large River-Floodplain: Relationships with Water Quality and Vegetation
 Mihuc, T., Battle, J.M., Mihuc, J.R. and Bryan, C,F.

Session: Erosion and Sedimentation in Watercourses and On Floodplains

58 Remote Sensing And Gis-Based Tools For Investigating The Impact Of Sediment Yield On Tanganyika Biodiversity In Near Real-Time
 Drake, N. Zhang, X., Symeonakis, S., Wooster, M., Bryant, E. and Patterson, G.

59 The Role of Suspended Solids and Algae Exudates on Bacterial Production
 Guenther, M. and Bozelli, R.L.
 

Thursday 8th & Friday 9th February - Poster Sessions

60 Marbling Brook, An Interdisciplinary Approach For Studying Groundwater-Surface Water-Interactions On a Catchment Scale
 Schmidt, S., Hahn, H.J., Hatton, T., Watson, G., Toze, S. and Salama, R.

Session: Reservoirs and Greenhouse Gases

61 Nitrification and Dentrification in the Hypolimnion of a series of Reservoirs in the Middle Tiete River, Southeastern Brazil
 Abe, D.S., Rocha, O., Matsumura-Tundisi, T. and Tundisi, J.G.

62 Investigation on the Diversity of the Methanogenic Bacterial Community in the Sediment of Lake Balaton (Hungary)
 Szedo, A., Kurcsics, J., Kovacs, G., Nikolausz, M., Marialigeti, K., Csermak, K. and Lango, Z.

63 Hydro-Quebec’s Studies on Greenhouse Gas Emissions from Boreal Reservoirs
 Varvalvy, L, Lambert, M., Gagnon, L., Levesque, S. and Tremblay, A.

64 How do Logging Activities Influence the Macroinvertebrates Composition in Tropical Stream Systems (East Borneo, Indonesia)
 Derleth, P., Sartori, M. and Schlaepfer, R.

65 Changes in Benthic Communities along the Slovak Stretch of the River Danube due to Flow Velocity Gradient
 Elexova, E.

66 The Effect of Riverbed Management on the Habitat Structure and Macroinvertebrate Community of a Ninth Order River, The Danube in Austria.
 Fesl, C., Humpesch, U.H. and Ruger, H.

Session: Ecotoxicology And Pollution

67 Influence of Organic Pollutants on Radionuclide (134Cs and 57CO) Bioaccumulation by Rainbow Trout (Oncorhynchus mykiss)
 Adam, C., Orthez, C., Baudin, J.P., Garnier-Laplace, J. and Ausseil, O.

68 Alternative Environmental Benefits of Agricultural Drainage Ditches
 Cooper, C.M., Moore, M.T., Bennett, E.R., Smith, S. Jnr and Farris, J.L.

69 Prediction of Benthic Macro-Invertebrate Communities in Flanders, Belgium, based on Artificial Neutral Networks
 Gabriels, W., Goethals, P.L.M., Heylan, S., De Cooman, W. and De Pauw, N.

70 Main features of radionuclide  distribution in fish organs. Consequences on dose calculation to man.
 Garnier-Laplace, J., Adam, C. and Baudin, J.P.

71 Translocation of Microbenthic Communities in A Polluted Lowland Stream
  Gomez, N. and Tolcach, E.R.

72 Problem of Fish Pathology as a Result of Pollution of the Shallow Lakes
 Konovalov, A.F.and Bolotova, N.L.

73 The use of Natural and Anthropic Lakes in the Environmental Rehabilitation of the Watercourses Affected by Pollution and Ecological Accidents
 Liviu, F., Mihaiescu, R. and Moga, D.

74 Sublethal Effects of Organophosphate and Carbmate Pesticides on Cholinesterase Activity of Stenopsyche siamensis (Trichoptera: Stenopsychidae)
 Luadee, P., Chantaramongkol, P. and Prapamontol, T.

Thursday 8th & Friday 9th February - Poster Sessions
 

75 Laboratory Results On Release Of Phosphorus From Anoxic Sediments In Lake Suwa, Japan
Ogura, K., Hamada, K., Hagiwara, M., Ochiai, M. and Tanizaki, Y.

76 Impact of Pesticice Use in Macroinvertebrate Communities and Cholinesterase Activity of Chironomids at Ban Mae Sa Mai, Chiang Mai Province, Thailand.
 Tapunya, D., Prapamontol, T., Prakobvitayakit, O. and Jatisatienr, A.

77 Effects of Mining Waste on Fish in Northwest Russia
Tkacheva, V., Holopainen, I.J. and Hyvarinen, H.

Session: Ecology Of Streams And Rivers

78 Recovery of Macroinvertebrates Following Catastrophic Flooding in a Temporary Mediterranean Stream
 Ilheu, M., Pinto, P. and Morais, M.

79 The Phytoplankton of a River-Lake System in the Wet and Dry Seasons (Descoberto Stream, Central Brazil)
 Abreu, C.T. and Freitas, J.S.

80 Bacterio- And Phytoplanktonic Production In 8 river Stretches Of The Middle Rio Doce Basin ( Southeast-Brazil).
 Petrucio, M.M. and Barbosa, F.

81 Comparative Responses of Three Algal Communities (Epiphyton, Epilithon and Drift Algae) to Spatial and Environmental Variations in a French Karstic Spring
 Comte, K., Cazauban, A. and Fayolle, S.

82 Litter Input to Two Tropical Streams (Venezula).
 Cressa, C.

83 Larval Development Time of two Species of Trichoptera From Camuri River, Venezuela.
 Cressa, C.

84 Patterns of seasonal distribution of the fish assemblage in a reservoir of recent construction
 Encina, L. and Rogriguez, A.

85 Estimating Confidence Limits for Values of the Danish Stream Fauna Index (DSFI)
 Skriver, J., Larsen, S.E. and Friberg, N.

86 Chironomids Composition From Drift And Bottom Samples In A Regulated North-Patagonian River ( Rio Limay, Argentina).
 Paggi, A. C. and Rodrigues-Capitulo, A.

87 Abiotic And Biotic Factors Determining Invertebrate Community Assemblage In Torrents Of Majorca Island
 Alvarez, M., Pardo, I., Moya, G., Martinez-Taberner, A. and Ramon, G.

88 The Distribution Of Faecal Coliforms Within A River System In Lancashire, UK
 Pickup, R. and English, J.

89 Impact of Eucalyptus Plantations on the Benthic Storage of Coarse Particulate Organic Matter, Nitrogen and Phosphorus in Small Streams
 Molinero, J. and Pozo, J.

90 Is Loss Rate Dependent On Leaf Litter Amount?
 Pozo, J., Otermin, A. and Basaguren, A.

91 How do Species--Specific Differences Among Riparian Plants and Benthic Invertebrates Regulate Patterns of Leaf Litter Breakdown in a Tropical Headwater Stream?
 Rincon, J.E. and Covich, A.P.
 

Thursday 8th & Friday 9th February - Poster Sessions

92 Seasonal And Long-Term Variation Of Phosphorus In Precipitation And Streamwater At Hubbard Brook Experimental Forest, NH, USA
 Stelzer, R., McCutchan, J.H., Likens, G.E. and Buso, D.C.

93 Monitoring of the Lower Basin of a Lowland Polluted River from Argentina
Tell, G., O’Farrell, I., dos Santos-Afonso, R.J., Izaguirre, M. and Pizarro, H.

94 Plankton Characterization of a Lowland River (Salado River, Argentina)
Claps, M.C., Neschuk, N., Gabellone, N. and Solari, L.
 
 

Session: Genetics of Aquatic Organisms

95 No Meselson Effect in the Ancient Asexual Ostracod Darwinula stevensoni (Crustacea)?
Schon, I. And Martens, K.
 
 
 

Other Papers:

96 Stable Carbon and Nitrogen Isotopes in Lake Plankton/Seston: Variability among 13 Fractions, two seasons, and two lakes
Vuorio, K.I.,Ventela, A. M., Tarvainen, M., Meili, M. and Sarvala, J.

97 Use of Brachionus plicatilis O.F.Muller, 1786 (Rotifera) as first food for Larvae of Pseuoplatystoma coruscans (Agassiz, 1829)(Siluroidei: Pimelodidae)
Cabral Sixas, M.A., Silva Flenga, A.I., Gonzalves, J.L., Ide, C.N. and Roche, K.F.

98 Late Quaternary climate History of Heart Lake and Pup Lagoon (Larsemann Hills, E-Antarctica)
Verleyen, E., Vyverman, W., Sabbe, K. and Hogdson, D.

99 Mixotrophic Ciliates In Andean Lakes: Light and Prey Dependence Modenutti, B., Balseiro, E.

100 The Wedderburn and Richardson Numbers nd their relations with the structure of planktonic community in shallow reservoirs
Tundisi, J.G. Arantes-Jr.,J. & Matsumura-Tundisi,T.