Author

Helen Orav‐Kotta

Observed names: H. Orav-Kotta, H. Orav‐Kotta, Helen Orav, Helen Orav Kotta, Helen Orav-Kotta, Orav-Kotta Helen, Orav-Kotta, H., Orav-Kotta, Helen

Institution: University of Tartu

Observed institution: University of Tartu

ORCID: 0000-0002-3029-5642

Observed ORCID: 0000-0002-3029-5642

OpenAlex ID: A5087116490

Macroalgal blooms alter community structure and primary productivity in marine ecosystems

2014 · Devin A. Lyons, Christos Arvanitidis, et al. · Global Change Biology · 189

Diverse effects of invasive ecosystem engineers on marine biodiversity and ecosystem functions: A global review and meta‐analysis

2017 · Tamar Guy‐Haim, Devin A. Lyons, et al. · Global Change Biology · 149

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Cleaning up seas using blue growth initiatives: Mussel farming for eutrophication control in the Baltic Sea

2019 · Jonne Kotta, Martyn Futter, et al. · The Science of The Total Environment · 134

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Food and habitat choice of the isopod Idotea baltica in the northeastern Baltic Sea

2004 · Helen Orav-Kotta, Jonne Kotta · Springer eBooks · 88

Food and habitat choice of the isopod Idotea baltica in the northeastern Baltic Sea

2004 · Helen Orav-Kotta, Jonne Kotta · Hydrobiologia · 80

Integrating experimental and distribution data to predict future species patterns

2019 · Jonne Kotta, Jarno Vanhatalo, et al. · Scientific Reports · 65

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‘In vitro’ and ‘in situ’ decomposition of nuisance macroalgae Cladophora glomerata and Pilayella littoralis

2002 · Tiina Paalme, Henn Kukk, et al. · Springer eBooks · 63

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

2008 · Helen Orav-Kotta, Jonne Kotta, et al. · Biological Invasions · 61

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A successful non-native predator, round goby, in the Baltic Sea: generalist feeding strategy, diverse diet and high prey consumption

2016 · Kristiina Nurkse, Jonne Kotta, et al. · Hydrobiologia · 57

Novel crab predator causes marine ecosystem regime shift

2018 · J. Kotta, T. Wernberg, et al. · Scientific Reports · 56

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Ecological consequence of the introduction of the polychaete Marenzelleria cf. viridis into a shallow-water biotope of the northern Baltic Sea

2001 · Jonne Kotta, Helen Orav, et al. · Journal of Sea Research · 55

‘In vitro’ and ‘in situ’ decomposition of nuisance macroalgae Cladophora glomerata and Pilayella littoralis

2002 · Tiina Paalme, Henn Kukk, et al. · Hydrobiologia · 49

In-air spectral signatures of the Baltic Sea macrophytes and their statistical separability

2014 · Jonne Kotta, Kalle Remm, et al. · Journal of Applied Remote Sensing · 47

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Habitat mapping in the European Seas - is it fit for purpose in the marine restoration agenda?

2019 · Vasilis Gerovasileiou, Christopher J. Smith, et al. · Marine Policy · 44

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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 of Finland, Baltic Sea

2006 · Jonne Kotta, Helen Orav-Kotta, et al. · Hydrobiologia · 42

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Effects of physical disturbance, isolation and key macrozoobenthic species on community development, recolonisation and sedimentation processes

2006 · Kristjan Herkül, Jonne Kotta, et al. · DOAJ (DOAJ: Directory of Open Access Journals) · 37

Seasonal variation in invertebrate grazing on Chara connivens and C. tomentosa in Kõiguste Bay, NE Baltic Sea

2004 · Jonne Kotta, Kaire Torn, et al. · Helgoland Marine Research · 37

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Environmental factors influencing the biodeposition of the suspension feeding bivalve Dreissena polymorpha (Pallas): Comparison of brackish and freshwater populations

2007 · Velda Lauringson, Evely Mälton, et al. · Estuarine Coastal and Shelf Science · 36

Habitat Choice and Feeding Activity of Benthic Suspension Feeders and Mesograzers in the Northern Baltic Sea

2004 · Helen Orav‐Kotta · DSpace repository (University of Tartu) · 36

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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 of Finland, Baltic Sea

2005 · Kotta Jonne, Orav-Kotta Helen, et al. · Hydrobiologia · 34

Functional traits of marine macrophytes predict primary production

2016 · Holger Jänes, Jonne Kotta, et al. · Functional Ecology · 32

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Realized niche width of a brackish water submerged aquatic vegetation under current environmental conditions and projected influences of climate change

2014 · Jonne Kotta, Tiia Möller, et al. · Marine Environmental Research · 32

Geographic patterns of biodiversity in European coastal marine benthos

2016 · Herman Hummel, Pim Van Avesaath, et al. · Journal of the Marine Biological Association of the United Kingdom · 29

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Effects of the suspension feeding musselMytilus trossuluson a brackish water macroalgal and associated invertebrate community

2009 · Jonne Kotta, Kristjan Herkül, et al. · Marine Ecology · 28

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Predicting macroalgal pigments (chlorophylla, chlorophyllb, chlorophylla + b, carotenoids) in various environmental conditions using high-resolution hyperspectral spectroradiometers

2017 · Ele Vahtmäe, Jonne Kotta, et al. · International Journal of Remote Sensing · 25

Works count: 84

Citation count: 1,998

H-index: 25

I10-index: 49