Extracellular enzymes in a small polyhumic lake: origin, distribution and activities U. MünsterJ. NurminenJ. Overbeck Bacterial and Microbial Processes Pages: 47 - 59
Significance of bacterial ectoenzymes in aquatic environments R. J. Chróst Bacterial and Microbial Processes Pages: 61 - 70
Kinetics of amino acids mineralization by a pond sediment bacterial community B. MontuelleP. KestemontA. Chalamet Bacterial and Microbial Processes Pages: 71 - 77
Microbial ecology of planktonic filamentous phototrophic bacteria in holomictic freshwater lakes C. A. AbellaL. J. Garcia-Gil Bacterial and Microbial Processes Pages: 79 - 86
Population dynamics of phototrophic bacteria in three basins of Lake Banyoles (Spain) L. J. Garcia-GilC. A. Abella Bacterial and Microbial Processes Pages: 87 - 94
Estimating photosynthetically available radiation into open and ice-covered freshwater lakes from surface characteristics; a high transmittance case study S. J. BolsengaH. A. Vanderploeg Phytoplankton Dynamics and Community Structure Pages: 95 - 104
Phosphorus transformations in the epilimnia of small humic forest lakes Roger I. Jones Phytoplankton Dynamics and Community Structure Pages: 105 - 111
Differential luxury phosphate response of planktonic algae to phosphorus removal G. BolierM. C. J. de KoninghM. Donze Phytoplankton Dynamics and Community Structure Pages: 113 - 118
Temporal changes in biomass specific photosynthesis during the summer: regulation by environmental factors and the importance of phytoplankton succession Donald C. PiersonKurt PetterssonVera Istvanovics Phytoplankton Dynamics and Community Structure Pages: 119 - 135
Spatial changes of phytoplanktonic size spectra in Lake Biwa Ryohei TsudaMichio KumagaiYoshimi Kakui Phytoplankton Dynamics and Community Structure Pages: 137 - 140
Phytoplankton and submerged macrophytes in the aquatic ecosystems of the Danube Delta during the last decade AnghelutĂ VĂdineanuSergiu CristoforGheorghe Ignat Phytoplankton Dynamics and Community Structure Pages: 141 - 146
Phytoplankton and zooplankton community structure after nutrient additions to the oligotrophic Lake Hecklan, Sweden Håkan OlssonPeter BlomqvistHans Olofsson Phytoplankton Dynamics and Community Structure Pages: 147 - 155
Respiratory electron transport system (ETS) — activity of the plankton and sediment in Lake Balaton (Hungary) László G.-Tóth Productivity and Energy Flows Pages: 157 - 166
Population dynamics of Bosmina longirostris (Crustacea: Cladocera) in Lake Kariba, Zimbabwe Hillary M. Masundire Productivity and Energy Flows Pages: 167 - 173
Plankton ecology in an ice-covered bay of Lake Michigan: utilization of a winter phytoplankton bloom by reproducing copepods Henry A. VanderploegStanley J. BolsengaWayne S. Gardner Productivity and Energy Flows Pages: 175 - 183
The role of zoobenthos in energy flow in deep, oligotrophic Lake Thingvallavatn, Iceland Clauss Lindegaard Productivity and Energy Flows Pages: 185 - 195
Life history of Corophium curvispinum G. O. Sars (Crustacea, Amphipoda) living on macrophytes in Lake Balaton Ilona B. Muskó Productivity and Energy Flows Pages: 197 - 202
Experimental estimation of the food intake of larval vendace (Coregonus albula L.) under field conditions Juha KarjalainenMarkku Viljanen Fish and Fisheries Pages: 203 - 209
Food, growth, habitat, and community interactions of young-of-the-year burbot, Lota lota L., in a Precambrian Shield lake R. A. RyderJ. Pesendorfer Fish and Fisheries Pages: 211 - 227
The response of burbot (Lota lota) to change in lake trout (Salvelinus namaycush) abundance in Lake Opeongo, Ontario Leon M. Carl Fish and Fisheries Pages: 229 - 235
Demography of spawning grayling (Thymallus arcticus) in the Beaverlodge River, Alberta Leon M. CarlDavid WaltyDavid M. Rimmer Fish and Fisheries Pages: 237 - 247
An evaluation of the quality of fall-fingerling Atlantic salmon (Salmo salar L.) released to natural lacustrine nursery areas in Newfoundland, Canada V. A. PepperT. NichollsN. P. Oliver Fish and Fisheries Pages: 249 - 259
Trophic state and its implications for natural reproduction of salmonid fish Rudolf Müller Fish and Fisheries Pages: 261 - 268
Ecological release in feeding behaviour: the case of bluegills in Japan M. Azuma Fish and Fisheries Pages: 269 - 276
Whitefish stocking in acidified lakes: ecological and physiological responses Martti RaskPekka J. VuorinenSeppo Peuranen Fish and Fisheries Pages: 277 - 282
Can ecological theory be used to improve water quality? Z. Maciej Gliwicz Interactions Between Trophic Levels Pages: 283 - 291
Indirect effects of fish community structure on submerged vegetation in shallow, eutrophic lakes: an alternative mechanism Christer BrönmarkStefan E. B. Weisner Interactions Between Trophic Levels Pages: 293 - 301
Regulation of the development and species dominance of summer phytoplankton in Lake Vesijärvi: predictability of enclosure experiments Juha KetoJukka HorppilaTimo Kairesalo Interactions Between Trophic Levels Pages: 303 - 310
Effects of fish density on planktonic communities and water quality in a manipulated forest pond Ismo J. HolopainenWilliam M. TonnCynthia A. Paszkowski Interactions Between Trophic Levels Pages: 311 - 321
Impacts of bleak (Alburnus alburnus) and roach (Rutilus rutilus) on water quality, sedimentation and internal nutrient loading Jukka HorppilaTimo Kairesalo Interactions Between Trophic Levels Pages: 323 - 331
Lacustrine profundal meiobenthos as an environmental indicator Jukka Särkkä Monitoring and Modelling Pages: 333 - 340
Transport processes in a sound of a large lake J. VirtaA.-R. EloK. Pulkkinen Monitoring and Modelling Pages: 351 - 357
The benthic boundary layer approach and its application to Lake Päijänne, Finland T. Huttula Monitoring and Modelling Pages: 359 - 369
Interpretation of mixed sediment profiles by means of a sediment-mixing model and radioactive fallout Pekka H. KansanenJyri Seppälä Monitoring and Modelling Pages: 371 - 379
Evaluation of a model-based method for designing water quality observations J. KettunenH. SirviöO. Varis Monitoring and Modelling Pages: 381 - 387
The effects of reduced phosphorus and nitrogen loading on phytoplankton in Mondsee, Austria M. T. DokulilA. Jagsch Water Pollution and Water Management Pages: 389 - 394
Changes in water quality in Lake Päijänne following decrease of effluent load from the pulp and paper industry in 1969–1989 K. E. Granberg Water Pollution and Water Management Pages: 395 - 403
Reproductive success of Coregonus species in areas loaded by effluents from paper mills L. HakkariP. Bagge Water Pollution and Water Management Pages: 405 - 412
Effects of paper mill effluents on the fish fauna of stony shores of Lake Päijänne P. BaggeL. Hakkari Water Pollution and Water Management Pages: 413 - 420
The eutrophication of shallow coastal lakes in Southwest England — understanding and recommendations for restoration, based on palaeolimnology, historical records, and the modelling of changing phosphorus loads P. E. O'Sullivan Water Pollution and Water Management Pages: 421 - 434
The conservation status of athalassic lakes in New South Wales, Australia B. V. Timms Water Pollution and Water Management Pages: 435 - 444
Effects of waterfowl on water quality Géza GereSándor Andrikovics Water Pollution and Water Management Pages: 445 - 448
Organic matter in the River Krutynia (Masurian Lakeland, Poland) Stanisław RadwanRyszard KornijówCzesław Kowalczyk Water Pollution and Water Management Pages: 449 - 456
Effects of forest clear-cutting and soil disturbance on the biology of small forest brooks A-L. HolopainenP. Huttunen Water Pollution and Water Management Pages: 457 - 464
The effects of forest clear-cutting and scarification on the water quality of small brooks Marketta Ahtiainen Water Pollution and Water Management Pages: 465 - 473