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Ecology and Evolution

D-Index
40
Citations
5764
World Ranking
6156
National Ranking
327

Overview

Robert Ptacnik is affiliated with the Carl von Ossietzky University of Oldenburg in Germany. Their research primarily focuses on Environmental Science, with noteworthy contributions across Ecology, Environmental Chemistry, Oceanography, Molecular Biology, and Nature and Landscape Conservation.

The main topics of their work encompass:

  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Microbial Community Ecology and Physiology
  • Marine and coastal ecosystems
  • Protist diversity and phylogeny
  • Fish Ecology and Management Studies
  • Isotope Analysis in Ecology
  • Aquatic Invertebrate Ecology and Behavior

Robert Ptacnik has published extensively in various scientific venues including:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Hydrobiologia
  • Limnology and Oceanography Letters
  • Ecology
  • Oikos

Some recent key papers authored or co-authored by Ptacnik include:

  • "A process-based metacommunity framework linking local and regional scale community ecology", 2020, Ecology Letters
  • "Freshwater salinisation: a research agenda for a saltier world", 2022, Trends in Ecology & Evolution
  • "Freshwater phytoplankton diversity: models, drivers and implications for ecosystem properties", 2020, Hydrobiologia
  • "Long term changes in the Baltic Sea phytoplankton community", 2024, Helda (University of Helsinki)
  • "Environmental variability in aquatic ecosystems: Avenues for future multifactorial experiments", 2022, Limnology and Oceanography Letters

Frequent collaborations in Ptacnik's work include partnerships with:

  • Csaba F. Vad
  • Zsófia Horváth
  • Martin J. Kainz
  • Luc De Meester
  • András Abonyi

Best Publications

  • Diversity predicts stability and resource use efficiency in natural phytoplankton communities.

    Robert Ptacnik;Angelo G. Solimini;Tom Andersen;Tom Andersen;Timo Tamminen

  • A process-based metacommunity framework linking local and regional scale community ecology

    Patrick L. Thompson;Laura Melissa Guzman;Laura Melissa Guzman;Luc De Meester;Luc De Meester;Luc De Meester;Zsófia Horváth

  • PHYTOPLANKTON, LIGHT, AND NUTRIENTS IN A GRADIENT OF MIXING DEPTHS: FIELD EXPERIMENTS

    Sebastian Diehl;Stella Berger;Robert Ptacnik;Angelika Wild

  • Freshwater salinisation: a research agenda for a saltier world.

    Unknown

  • Separating the influence of resource 'availability' from resource 'imbalance' on productivity-diversity relationships.

    Bradley J. Cardinale;Helmut Hillebrand;W. S. Harpole;Kevin Gross

  • Biodiversity–multifunctionality relationships depend on identity and number of measured functions

    Sebastian T. Meyer;Robert Ptacnik;Helmut Hillebrand;Holger Bessler

  • Performance of the Redfield Ratio and a Family of Nutrient Limitation Indicators as Thresholds for Phytoplankton N vs. P Limitation

    Robert Ptacnik;Robert Ptacnik;Tom Andersen;Timo Tamminen

  • Goldman revisited: Faster-growing phytoplankton has lower N: P and lower stoichiometric flexibility

    Helmut Hillebrand;Georg Steinert;Maarten Boersma;Arne Malzahn

  • Habitat loss over six decades accelerates regional and local biodiversity loss via changing landscape connectance.

    Zsófia Horváth;Robert Ptacnik;Csaba F. Vad;Jonathan M. Chase

  • Performance of sinking and nonsinking phytoplankton taxa in a gradient of mixing depths

    Robert Ptacnik;Sebastian Diehl;Stella Berger

  • Quantitative responses of lake phytoplankton to eutrophication in Northern Europe

    R. Ptacnik;L. Lepistö;E. Willén;P. Brettum

  • Climate change and the future of freshwater biodiversity in Europe: a primer for policy-makers

    Brian Moss;Daniel Hering;Andy J. Green;Ahmed Aidoud

  • Ecological threshold responses in European lakes and their applicability for the Water Framework Directive (WFD) implementation: synthesis of lakes results from the REBECCA project

    Anne Lyche Solheim;Seppo Rekolainen;S. Jannicke Moe;Laurence Carvalho

  • Biodiversity effects on plant stoichiometry.

    Maike Abbas;Anne Ebeling;Yvonne Oelmann;Robert Ptacnik

  • Freshwater phytoplankton diversity: models, drivers and implications for ecosystem properties.

    Gábor Borics;András Abonyi;Nico Salmaso;Robert Ptacnik

  • Oligopeptide chemotypes of the toxic freshwater cyanobacterium Planktothrix can form sub‐populations with dissimilar ecological traits

    Thomas Rohrlack;Bente Edvardsen;Randi Skulberg;Camilla B Halstvedt

  • Chapter 1 - Hutchinson Reversed, or Why There Need to Be So Many Species

    Robert Ptacnik;Stefanie D. Moorthi;Helmut Hillebrand

  • Regional species pools control community saturation in lake phytoplankton

    Robert Ptacnik;Tom Andersen;Pål Brettum;Liisa Lepistö

  • Functional richness outperforms taxonomic richness in predicting ecosystem functioning in natural phytoplankton communities

    András Abonyi;Zsófia Horváth;Robert Ptacnik

  • Opposing patterns of zooplankton diversity and functioning along a natural stress gradient: when the going gets tough, the tough get going

    Zsófia Horváth;Csaba F. Vad;Adrienn Tóth;Katalin Zsuga

  • Plankton metacommunities in floodplain wetlands under contrasting hydrological conditions.

    Griselda Noemí Chaparro;Zsófia Horváth;Ines O'farrell;Robert Ptacnik

  • Performance of a new phytoplankton composition metric along a eutrophication gradient in Nordic lakes

    Robert Ptacnik;Robert Ptacnik;Angelo G. Solimini;Pål Brettum

Frequent Co-Authors

Helmut Hillebrand
Helmut Hillebrand Carl von Ossietzky University of Oldenburg
Tom Andersen
Tom Andersen University of Oslo
Timo Tamminen
Timo Tamminen Finnish Environment Institute
Bram Vanschoenwinkel
Bram Vanschoenwinkel Vrije Universiteit Brussel
Luc De Meester
Luc De Meester Freie Universität Berlin
Martin J. Kainz
Martin J. Kainz Danube University Krems
Jonathan M. Chase
Jonathan M. Chase Martin Luther University Halle-Wittenberg
Albert Calbet
Albert Calbet Spanish National Research Council
Laurence Carvalho
Laurence Carvalho Natural Environment Research Council
Wolfgang W. Weisser
Wolfgang W. Weisser Technical University of Munich

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