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Researcher · University of Bremen · Germany

Wilhelm Hagen

Wilhelm Hagen publishes mostly in Oceanography, Ecology and Global and Planetary Change, on topics such as Marine Biology and Ecology Research, Marine and coastal ecosystems and Marine and fisheries research.

World rank
#155,777
of 1,633,909 ranked researchers
Rank in Germany
#9,616
of 86,443
Works
64
Citations
390
Citations per work
6.1

What does Wilhelm Hagen research?

Oceanography: 34.2%Ecology: 17.8%Global and Planetary Change: 16.4%Aquatic Science: 6.8%other fields: 24.8%34%top field
Oceanography34.2%Ecology17.8%Global and Planetary Change16.4%Aquatic Science6.8%other fields24.8%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Oceanography34% of their works
  2. 2Ecology18% of their works
  3. 3Global and Planetary Change16% of their works
  4. 4Aquatic Science7% of their works
  5. 5Atmospheric Science4% of their works
  6. 6General Health Professions3% of their works

Research topics

Which keywords describe Wilhelm Hagen's research?

The keywords of their largest research topics: Climate Change, Ecosystem Functioning, Marine Biodiversity, Dissolved Organic Matter, Ecosystem Management, Eutrophication, Marine Fisheries and Aquaculture.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 17 words, with their numbers
  1. Climate Change253 topics
  2. Ecosystem Functioning121 topic
  3. Marine Biodiversity121 topic
  4. Dissolved Organic Matter111 topic
  5. Ecosystem Management111 topic
  6. Eutrophication111 topic
  7. Marine Fisheries111 topic
  8. Aquaculture51 topic
  9. Crayfish51 topic
  10. Invasion51 topic
  11. Nutrition51 topic
  12. Stable Isotopes41 topic
  13. Trophic Position41 topic
  14. Arctic31 topic
  15. Sea Ice31 topic
  16. Marine Microbes21 topic
  17. Microbial Biogeography21 topic

Where does Wilhelm Hagen work?

Wilhelm Hagen's main affiliation in the publication record is University of Bremen, Germany.

How many publications and citations does Wilhelm Hagen have?

Science Explorer counts 64 works and 390 citations for Wilhelm Hagen, ranking #155,777 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.