Marine Mammal Science (2011)
Toothed whales (crown Odontoceti) are unique among mammals in their ability to echolocate underwater, using specialized tissue structures. The melon, a structure composed of fat and connective tissue, is an…
Investigations of thyroid and stress hormones in free-ranging and captive harbor porpoises (Phocoena phocoena): A pilot study
Siebert, Ursula; Pozniak, Blazej; Anderson Hansen, Kirstin; Nordstrom, Gwyneth; Teilmann, Jonas; van Elk, Niels; Vossen, Arndt; Dietz, Rune;
Aquatic Mammals (2011)
Increasing anthropogenic activities in the marine environment are potential threats to the health of harbor porpoises by causing unnatural continuous stress to the animals. The present study was a first…
Tissue healing in two harbor porpoises (Phocoena phocoena) following long-term satellite transmitter attachment
Sonne, Christian; Teilmann, Jonas; Wright, Andrew J.; Dietz, Rune; Leifsson, Pall S.
Marine Mammal Science (2011)
(...) The present note evaluates, through postmortem findings, the effect of the attachment of satellite transmitters to the dorsal fin of two wild porpoises that were later lethally bycaught in…
Harbor porpoises of San Francisco Bay
Stern, J.; Keener, W.; Szczepaniak, I.; Webber, M.
Beyond the Golden Gate Research Symposium (2011)
Abstract currently unavailable
“Porpicide” in California: Killing of harbor porpoises (Phocoena phocoena) by coastal bottlenose dolphins (Tursiops truncatus)
Cotter, Mark P.; Maldini, Daniela; Jefferson, Thomas A.
Marine Mammal Science (2011)
Between 2007 and 2009, we witnessed three aggressive interactions between harbor porpoises and bottlenose dolphins in Monterey Bay, California. This is the first time such aggression has been documented in…
Harbor porpoise observations in Burrows Pass, December 2009 through December 2010
Jeffries, A.
(2011)
Pacific Biodiversity Institute (PBI) initiated a study of the harbor porpoise in the Puget Sound in 2007. One of the early outcomes of this study was to identify an area,…
First records of anomalously white harbor porpoises (Phocoena phocoena) from the Pacific ocean
Keener, William; Szczepaniak, Isidore; Ü, Adam; Webber, Marc; Stern, Jonathan
Journal of Marine Animals and Their Ecology (2011)
Anomalously white cetaceans are rarely seen, and only five records of white harbor porpoises (Phocoena phocoena) are found in the literature. We provide an updated list of those records, and…
Harbour porpoises (Phocoena phocoena) and wind farms: a case study in the Dutch North Sea
Scheidat, Meike; Tougaard, Jakob; Brasseur, Sophie; Carstensen, Jacob; van Polanen Petel, Tamara; Teilmann, Jonas; Reijnders, Peter
Environmental Research Letters (2011)
The rapid increase in development of offshore wind energy in European waters has raised concern for the possible environmental impacts of wind farms. We studied whether harbour porpoise occurrence has…
Conservation plan for the harbour porpoise Phocoena phocoena in The Netherlands: Towards a favourable conservation status
Camphuysen, Kees C. J.; Siemensma, Marije L.
NIOZ Reports (2011)
- This is a conservation plan for the Harbour Porpoise Phocoena phocoena based on the current seasonal occurrence and abundance of porpoises within waters under Dutch jurisdiction. - The conservation…
Spatial and temporal distribution of harbour porpoises in relation to their prey
Sveegaard, S.
Doctoral Thesis - Aarhus Universitet (2011)
The population status of harbour porpoises has been of concern for several years due to anthropogenic influences, especially incidental bycatch in gillnet fisheries. Proper management of a wide-ranging species such…