Travaux, Volume 23, Part 3E. Schweizerbart'sche Verlagsbuchhandlung, 1988 - Freshwater biology |
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Page 1321
... algae were made with the intention to include all four seasons at least once . Dur- ing sampling in the field an attempt was made to recognize all typical algae and coenobia and to estimate relative coverage along 20 m of shoreline . A ...
... algae were made with the intention to include all four seasons at least once . Dur- ing sampling in the field an attempt was made to recognize all typical algae and coenobia and to estimate relative coverage along 20 m of shoreline . A ...
Page 1324
... algae , and in lowland stream 3 heavy waste water discharge from paper mills caused not only the reduction of species diversity of algae but the change from autotrophic to heterotrophic dominance of epilithic com- munities . References ...
... algae , and in lowland stream 3 heavy waste water discharge from paper mills caused not only the reduction of species diversity of algae but the change from autotrophic to heterotrophic dominance of epilithic com- munities . References ...
Page 1453
... algae . In contrast , the Cape Armitage area is substantially impacted by the presence of two research stations and few unperturbed habitats remain . Two factors of great importance in affecting distribution patterns are the degree of ...
... algae . In contrast , the Cape Armitage area is substantially impacted by the presence of two research stations and few unperturbed habitats remain . Two factors of great importance in affecting distribution patterns are the degree of ...
Contents
Running Waters continued | 1261 |
Pattern and process in loworder acid streams | 1267 |
The effects of autumnal weed cuts in a lowland stream | 1273 |
Copyright | |
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abundance acid adsorption algae algal analysis aquatic Asellus aquaticus bacterial banded kokopu benthic benthos Biol biological biomass biotic Bosmina brown trout bryophytes carbon chemical chironomid chlorophyll-a communities concentration correlation crucian carp Daphnia density diel diet discharge downstream drift Ecology ecosystem effects enclosures environmental Ephemeroptera exuviae fauna feeding fish flow forest freshwater groundwater growth habitats Hydrobiol Hydrobiologia increase indicate Internat invertebrates juvenile lakes larvae Limnol litter macroinvertebrates mean measured mercury methods mg/l nutrient organic matter oxides parameters pattern perch period periphyton phytoplankton plankton pollution ponds populations predation prey production range river rotifers salmon samples Schweizerbart'sche Verlagsbuchhandlung seasonal sediment sewage shredders simazine species standing crop stations statoblasts streams Stuttgart summer surface Table taxa text Introduction tion Trichoptera uptake values variables Verein Verh walleye water quality water temperature Zealand zooplankton