Okka E. Jansen

Plastic ingestion by harbour seals (Phoca vitulina) in The Netherlands

Elisa L. Bravo Rebolledo, J.A. van Franeker, Okka E. Jansen et al. · Marine Pollution Bulletin · 2012 · 236 citations

Harbour Seals, Engineering, Edible Packaging +6

Diet of harbor porpoises along the Dutch coast: A combined stable isotope and stomach contents approach

Okka E. Jansen, Loïc Michel, Gilles Lepoint et al. · Marine Mammal Science · 2012 · 32 citations · Full text

Aquatic Food System, Engineering, Fishery Science +15

Are white-beaked dolphins<i>Lagenorhynchus albirostris</i>food specialists? Their diet in the southern North Sea

Okka E. Jansen, M.F. Leopold, Erik H. Meesters et al. · Journal of the Marine Biological Association of the United Kingdom · 2010 · 23 citations

Biology, Aquatic Food System, Fishery Assessment +14

Feeding ecology of harbour porpoises: stable isotope analysis of carbon and nitrogen in muscle and bone

Okka E. Jansen, Geert Aarts, Krishna Das et al. · Marine Biology Research · 2012 · 19 citations · Full text

Biology, Aquatic Food System, Stable Isotope Analysis +10

Parameters of growth and reproduction of white‐beaked dolphins (<i>Lagenorhynchus albirostris</i>) from the North Sea

Anders Galatius, Okka E. Jansen, Carl Christian Kinze · Marine Mammal Science · 2012 · 18 citations · Full text

Biology, Aquatic Food System, White‐beaked Dolphins +13