Using marine mammal necropsy data in animal health surveillance: The case of the harbor porpoise in the Southern North Sea

IJsseldijk, Lonneke L.; van den Broek, Jan; Kik, Marja J. L.; Leopold, Mardik F.; Bravo Rebolledo, Elisa; Gröne, Andrea; Heesterbeek, Hans
Frontiers in Marine Science (2024)

Rapid changes of marine ecosystems resulting from human activities and climate change, and the subsequent reported rise of infectious diseases in marine mammals, highlight the urgency for timely detection of…


Harassment and killing of porpoises (“phocoenacide”) by fish‐eating Southern Resident killer whales (Orcinus orca)

Giles, Deborah A.; Teman, Sarah J.; Ellis, Samuel; Ford, John K. B.; Shields, Monika W.; Hanson, M. Bradley; Emmons, Candice K.; Cottrell, Paul E.; Baird, Robin W.; Osborne, Richard W.; Weiss, Michael; Ellifrit, David K.; Olson, Jennifer K.; Towers, Jared R.; Ellis, Graeme; Matkin, Dena; Smith, Courtney E.; Raverty, Stephen A.; Norman, Stephanie A.; Gaydos, Joseph K.
Marine Mammal Science (2023)

Endangered Southern Resident killer whales (Orcinus orca) are fish-eaters that preferentially prey on adult Chinook salmon (Oncorhynchus tshawytscha). Despite being salmon specialists, individuals from all three killer whale pods (J,…


Forensic microbiology reveals that Neisseria animaloris infections in harbour porpoises follow traumatic injuries by grey seals

Foster, Geoffrey; Whatmore, Adrian M.; Dagleish, Mark P.; Malnick, Henry; Gilbert, Maarten J.; Begeman, Lineke; Macgregor, Shaheed K.; Davison, Nicholas J.; Roest, Hendrik Jan; Jepson, Paul; Howie, Fiona; Muchowski, Jakub; Brownlow, Andrew C.; Wagenaar, Jaap A.; Kik, Marja J. L.; Deaville, Rob; ten Doeschate, Mariel T. I.; Barley, Jason; Hunter, Laura; IJsseldijk, Lonneke L.
Scientific Reports (2019)

Neisseria animaloris is considered to be a commensal of the canine and feline oral cavities. It is able to cause systemic infections in animals as well as humans, usually after…


Loop-mediated isothermal amplification (LAMP) as a confirmatory and rapid DNA detection method for grey seal (Halichoerus grypus) predation on harbour porpoises (Phocoena phocoena)

Heers, Teresa; van Neer, Abbo; Becker, André; Gross, Stephanie; Hansen, Kirstin Anderson; Siebert, Ursula; Abdulmawjood, Amir
Journal of Sea Research (2018)

An increasing number of harbour porpoises along the coastlines of northern Europe are victims of attacks by preying grey seals. To confirm grey seal attacks at a molecular level, a…


Prey of killer whales (Orcinus orca) in Iceland

Samarra, Filipa I. P.; Bassoi, Manuela; Béesau, Julie; Elíasdóttir, Margrét Ó.; Gunnarsson, Karl; Mrusczok, Marie-Thérèse; Rasmussen, Marianne; Rempel, Jonathan N.; Thorvaldsson, Baldur; Víkingsson, Gísli A.
PLOS ONE (2018)

Killer whales have a cosmopolitan distribution and as a species are generalists, feeding on a variety of prey. However, local populations tend to specialise on specific prey types. In Icelandic…


Causes of mortality of harbor porpoises Phocoena phocoena along the Atlantic and Pacific coasts of Canada

Fenton, H.; Daoust, P. Y.; Forzán, M. J.; Vanderstichel, R. V.; Ford, J. K. B.; Spaven, L.; Lair, S.; Raverty, S.
Diseases of Aquatic Organisms (2017)

There is increasing public interest in the overall health of the marine environment. Harbor porpoises Phocoena phocoena have a coastal distribution, and stranded animals function as sentinels for population and…


Bigg’s (transient) killer whale predation on Dall’s porpoise (Phocoenoides dalli) and harbour porpoise (Phocoena phocoena)

McInnes, Josh D.; Cullen, Kelsey D.; Browne, Lynette M.; Dehalt, Annette; Templeman, Nick M.
Technical Report for the Royal British Columbia Museum (2015)

(...) Two separate predation events were documented off the coast of Vancouver Island, British Columbia between the years 2013-2014. Both predation events occurred on small cetaceans from the Phocoenidae family:…