| Food and habitat choice of the isopod Idotea baltica in the northeastern Baltic Sea H Orav-Kotta, J Kotta Hydrobiologia 514 (1), 79-85, 2004 | 128 | 2004 |
| Macroalgal blooms alter community structure and primary productivity in marine ecosystems DA Lyons, C Arvanitidis, AJ Blight, E Chatzinikolaou, T Guy‐Haim, J Kotta, ... Global change biology 20 (9), 2712-2724, 2014 | 100 | 2014 |
| ‘In vitro’ and ‘in situ’ decomposition of nuisance macroalgae Cladophora glomerata and Pilayella littoralis T Paalme, H Kukk, J Kotta, H Orav Nutrients and Eutrophication in Estuaries and Coastal Waters, 469-476, 2002 | 86 | 2002 |
| Ecological consequence of the introduction of the polychaete Marenzelleria cf. viridis into a shallow-water biotope of the northern Baltic Sea J Kotta, H Orav, E Sandberg-Kilpi Journal of Sea Research 46 (3-4), 273-280, 2001 | 74 | 2001 |
| Seasonal changes in situ grazing of the mesoherbivores Idotea baltica and Gammarus oceanicus on the brown algae Fucus vesiculosus and Pylaiella littoralis in the central Gulf … K Jonne, OK Helen, P Tiina, K Ilmar, K Henn Hydrobiologia 554 (1), 117-125, 2006 | 61 | 2006 |
| Seasonal variability in the grazing potential of the invasive amphipod Gammarus tigrinus and the native amphipod Gammarus salinus (Amphipoda: Crustacea) in the northern Baltic Sea H Orav-Kotta, J Kotta, K Herkül, I Kotta, T Paalme Biological Invasions 11 (3), 597-608, 2009 | 57 | 2009 |
| Role of benthic macroalgae in regulating macrozoobenthic assemblages in the Väinameri (north-eastern Baltic Sea) J Kotta, H Orav Annales Zoologici Fennici, 163-171, 2001 | 57 | 2001 |
| Effects of physical disturbance, isolation and key macrozoobenthic species on community development, recolonisation and sedimentation processes K Herkul, J Kotta, I Kotta, H Orav-Kotta Oceanologia 48 (S), 2006 | 51 | 2006 |
| Seasonal variation in invertebrate grazing on Chara connivens and C. tomentosa in Kõiguste Bay, NE Baltic Sea J Kotta, K Torn, G Martin, H Orav-Kotta, T Paalme Helgoland Marine Research 58 (2), 71-76, 2004 | 47 | 2004 |
| Habitat choice and feeding activity of benthic suspension feeders and mesograzers in the northern Baltic Sea H Orav-Kotta Tartu University Press, 2004 | 45 | 2004 |
| Diverse effects of invasive ecosystem engineers on marine biodiversity and ecosystem functions: A global review and meta‐analysis T Guy‐Haim, DA Lyons, J Kotta, H Ojaveer, AM Queirós, E Chatzinikolaou, ... Global Change Biology 24 (3), 906-924, 2018 | 44 | 2018 |
| A successful non-native predator, round goby, in the Baltic Sea: generalist feeding strategy, diverse diet and high prey consumption K Nurkse, J Kotta, H Orav-Kotta, H Ojaveer Hydrobiologia 777 (1), 271-281, 2016 | 36 | 2016 |
| Environmental factors influencing the biodeposition of the suspension feeding bivalve Dreissena polymorpha (Pallas): comparison of brackish and freshwater populations V Lauringson, E Mälton, J Kotta, K Kangur, H Orav-Kotta, I Kotta Estuarine, Coastal and Shelf Science 75 (4), 459-467, 2007 | 35 | 2007 |
| Estonian marine phytobenthos monitoring programme: preliminary results and future perspectives G Martin, K Torn, J Kotta, H Orav-Kotta Proc. Estonian Acad. Sci. Biol. Ecol 52 (2), 112-124, 2003 | 35 | 2003 |
| Separate and combined effects of habitat-specific fish predation on the survival of invasive and native gammarids J Kotta, H Orav-Kotta, K Herkül Journal of Sea Research 64 (3), 369-372, 2010 | 30 | 2010 |
| oceanicus, Idotea baltica, and Palaemon adspersus H Orav-Kottaa'b, J Kottaa Proceedings of the Estonian Academy of Sciences, Biology and Ecology 52 (2 …, 2003 | 27 | 2003 |
| Distribution and filtration activity of the zebra mussel, Dreissena polymorpha, in the Gulf of Riga and the Gulf of Finland J Kotta, H Orav, I Kotta Proceedings of the Estonian Academy of Sciences, Biology Ecology 47 (1), 32-41, 1998 | 27 | 1998 |
| Distribution and filtration activity of the zebra mussel, Dreissena polymorpha, in the Gulf of Riga and the Gulf of Finland J Kotta, H Orav, I Kotta Proceedings of the Estonian Academy of Sciences, Biology Ecology 47 (1), 32-41, 1998 | 27 | 1998 |
| Effects of the suspension feeding mussel Mytilus trossulus on a brackish water macroalgal and associated invertebrate community J Kotta, K Herkül, I Kotta, H Orav‐Kotta, V Lauringson Marine Ecology 30, 56-64, 2009 | 25 | 2009 |
| Integrating experimental and distribution data to predict future species patterns J Kotta, J Vanhatalo, H Jänes, H Orav-Kotta, L Rugiu, V Jormalainen, ... Scientific reports 9 (1), 1-14, 2019 | 24 | 2019 |
