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ecology (22) 22
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phytoplankton (18) 18
lakes (15) 15
marine & freshwater biology (15) 15
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Hydrobiologia, ISSN 0018-8158, 6/2010, Volume 646, Issue 1, pp. 33 - 48
We analysed long-term changes in phytoplankton composition in relation to hydrological, meteorological and nutrient loading data in the large (270 km2) shallow... 
Life Sciences | Phytoplankton functional groups | Lake water level | Nutrient loading | Zoology | Freshwater & Marine Ecology | Trophic index | Ecology | Regime shift | Changes | Limnology | Nutrients | Plankton
Journal Article
Hydrobiologia, ISSN 0018-8158, 3/2008, Volume 599, Issue 1, pp. 77 - 86
In the 1990s a sharp decrease in nitrogen loading occurred in Estonian rivers, bringing about a reduction of the nitrogen-to-phosphorus ratio (N:P ratio) in... 
Life Sciences | Zoology | Cyanobacteria | Freshwater & Marine Ecology | Ecology | Large and shallow lake | Nitrogen–phosphorus ratio | N 2 -fixing cyanobacteria | Nitrogen-phosphorus ratio | fixing cyanobacteria | Lakes | Limnology | Bacteria | Phosphorus | Biogeochemistry | Nitrogen
Journal Article
Hydrobiologia, ISSN 0018-8158, 11/2015, Volume 760, Issue 1, pp. 133 - 144
Journal Article
Hydrobiologia, ISSN 0018-8158, 11/2003, Volume 506, Issue 1, pp. 257 - 263
We studied the effect of water level changes in Lake Võrtsjärv (270 km2, mean depth 2.8 m) on the abundance and composition of phytoplankton based on a 35-year... 
Life Sciences | Aphanizomenon | Limnothrix redekei | Hydrobiology | water level | large shallow lake | phytoplankton | Ecology | filamentous cyanobacteria | Phytoplankton | Water level | Large shallow lake | Filamentous cyanobacteria | NORTH-ATLANTIC OSCILLATION | MARINE & FRESHWATER BIOLOGY | Plankton | Biomass
Journal Article
Proceedings of the Estonian Academy of Sciences, ISSN 1736-6046, 2017, Volume 66, Issue 1, pp. 18 - 28
Journal Article
PROCEEDINGS OF THE ESTONIAN ACADEMY OF SCIENCES, ISSN 1736-6046, 2017, Volume 66, Issue 1, pp. 18 - 28
Lake Peipsi sensu lato consists of limnologically and hydrochemically different parts, Lake Peipsi sensu stricto, Lake Lammijarv, and Lake Pihkva. The... 
hypertrophic lake | PHOSPHORUS | PALEOLIMNOLOGICAL DATA | MULTIDISCIPLINARY SCIENCES | CLIMATE-CHANGE | LOCH LEVEN | ZOOPLANKTON | TRENDS | pollution load | nutrients | eutrophic lake | lake recovery | SHALLOW LAKE | plankton response | WATER-QUALITY | RIVERS | PHYTOPLANKTON | Deterioration | Lakes | Nutrients | Ecology | Biomass | Zooplankton | Estonia | Eutrophication
Journal Article
Hydrobiologia, ISSN 0018-8158, 09/2005, Volume 547, Issue 1, pp. 137 - 150
The epiphyton on 22 macrophyte species was studied in the hypertrophic stratified Lake Verevi mainly in the midsummer of 2000 and 2001. Some material from 1998... 
Life Sciences | epiphyton | biomass | Hydrobiology | Ecology | algal groups on different host plants | chlorophyll a | Biomass | Epiphyton | Algal groups on different host plants | Chlorophyll a | PHRAGMITES-AUSTRALIS | MARINE & FRESHWATER BIOLOGY | ALGAE | PLANTS | EUTROPHIC LAKE | PERIPHYTON | PHYTOPLANKTON | WATER | Plankton | Aquatic plants
Journal Article
Hydrobiologia, ISSN 0018-8158, 3/2008, Volume 599, Issue 1, pp. 3 - 11
Data for the vegetation periods (May–November) of 1985–2003 were used to collate the nutrient content and biomass of the most important phytoplankton groups in... 
Life Sciences | Water level | Zoology | Cyanobacteria | Freshwater & Marine Ecology | Nutrients | Phytoplankton | Ecology | Large and shallow lake | PHOSPHORUS | large and shallow lake | water level | MARINE & FRESHWATER BIOLOGY | cyanobacteria | phytoplankton | CLIMATE-CHANGE | STATE | CHLOROPHYLL | CYANOBACTERIAL DOMINANCE | nutrients | Limnology | Biogeochemistry | Plankton | Lakes | Biomass | Water temperature
Journal Article
Proceedings of the Estonian Academy of Sciences, ISSN 1736-6046, 03/2017, Volume 66, Issue 1, p. 18
Lake Peipsi sensu lato consists of limnologically and hydrochemically different parts, Lake Peipsi sensu stricto, Lake Lammijarv, and Lake Pihkva. The... 
Environmental monitoring
Journal Article
Hydrobiologia, ISSN 0018-8158, 06/2007, Volume 584, Issue 1, pp. 157 - 166
The role of pelagic cladoceran communities is discussed on the basis of a comparative study conducted in two Estonian lakes, the moderately eutrophic Lake... 
Life Sciences | Ecology | Lake trophic status | Cladoceran community | Hydrobiology | Cladoceran mean weight | FOOD QUALITY | RESERVOIR | ZOOPLANKTON | EUTROPHICATION | cladoceran community | VARIABILITY | PHOTOPERIOD | cladoceran mean weight | DAPHNIA-GALEATA | MARINE & FRESHWATER BIOLOGY | SPECIES RICHNESS | BIOMANIPULATION | PHYTOPLANKTON | lake trophic status | Lakes
Journal Article
Estonian Journal of Ecology, ISSN 1736-602X, 2013, Volume 62, Issue 4, pp. 229 - 243
Hydrochemical and phytoplankton data from L. Peipsi (Estonia/Russia) (3555 km super(2), mean depth 7.1 m) for July-September 1997-2011 (two lake basins) and... 
Nutrients | Succession | Temperature | Water level | Cyanobacteria
Journal Article
Hydrobiologia, ISSN 0018-8158, 06/2007, Volume 584, Issue 1, pp. 253 - 264
More than 20-year monitoring of Estonian rivers reveals that the loading of nitrogen to large shallow lakes Peipsi (3,555 km2, mean depth 7.1 m) and Võrtsjärv... 
Life Sciences | Nutrient loading | Sediment phosphorus | Hydrobiology | Large shallow lakes | Relative depth | Cyanobacteria | Ecology | Nitrogen reduction | large shallow lakes | SEDIMENTS | nutrient loading | RESTORATION | RELEASE | nitrogen reduction | RESPONSES | MARINE & FRESHWATER BIOLOGY | cyanobacteria | PHOSPHORUS FRACTIONS | relative depth | WATER-QUALITY | sediment phosphorus | Lakes | Water quality
Journal Article
Harmful Algae, ISSN 1568-9883, 11/2019, Volume 89, pp. 101688 - 101688
•Microcystis was the main microcystin producing cyanobacterium in Lake Peipsi.•Cyanobacteria formed a significant part of the algae ingested by... 
mcyE gene | Crustacean zooplankton | Food web | Grazing | Microcystis | Toxic cyanobacteria | PHOSPHORUS | MICROCYSTIS-AERUGINOSA | PHOTOSYNTHETIC ACTIVITY | QUANTITATIVE PCR | REAL-TIME PCR | STABLE-ISOTOPES | DAPHNIA-GALEATA | MARINE & FRESHWATER BIOLOGY | FEEDING-BEHAVIOR | COPEPOD | PHYTOPLANKTON | Lakes | Animals | Diet | Zooplankton | Cyanobacteria | Index Medicus
Journal Article
Aquatic Ecosystem Health & Management, ISSN 1463-4988, 01/2013, Volume 16, Issue 2, pp. 198 - 204
Large Lake Peipsi (3555 km2) is divided between two countries, Estonia (44%) and Russia (56%). The southernmost part of the lake, Lake Pihkva, is almost... 
Journal Article
Hydrobiologia, ISSN 0018-8158, 09/2005, Volume 547, Issue 1, pp. 91 - 103
Journal Article