A decade of harbour porpoise occurrence in German waters—Analyses of aerial surveys, incidental sightings and strandings

Siebert, Ursula; Gilles, Anita; Lucke, Klaus; Ludwig, Martje; Benke, Harald; Kock, Karl-Hermann; Scheidat, Meike
Journal of Sea Research (2006)

Data on the occurrence of harbour porpoises (Phocoena phocoena) in German waters from 1988 to 2002 were collected from dedicated aerial surveys, incidental sightings and strandings. Aerial surveys conducted in…


An investigation into the causes of an unusual porpoise (Phocoena phocoena and Phocoenoides dalli) mortality event in southern British Columbia

Baird, R. W.; Guenther, T. J.; Lewis, R. J.; McAdie, M. L.; Cornish, T. E.
Report No. IIHS3-050 (1994)

Cetacean strandings have typically been classified into two types: 1) single strandings (including a mother/offspring pair); and 2) mass strandings. Singly stranded cetaceans have been reported world-wide wherever populations of…


Documenting the bycatch of harbor porpoises, Phocoena phocoena, in coastal gillnet fisheries from stranded carcasses

Cox, T. M.; Read, A. J.; Barco, S.; Evans, J.; Gannon, D. P.; Koopman, H. N.; McLellan, W. A.; Murray, K.; Nicolas, J.; Pabst, D. A.; Potter, C. W.; Swingle, W. M.; Thayer, V. G.; Touhey, K. M.; Westgate, A. J.
Fishery Bulletin (1998)

We examined 107 harbor porpoise (Phocoena phocoena) carcasses recovered from beaches in Maryland, Virginia, and North Carolina between 1994 and 1996 for evidence of entanglement in fishing gear. Stranded porpoises…


Reversible bending of the dorsal fins of harbor porpoises (Phocoena phocoena) and a striped dolphin (Stenella coeruleoalba) in captivity

Kastelein, Ronald A.; Triesscheijn, Rob J. V.; Jennings, Nancy
Aquatic Mammals (2016)

The dorsal fin of odontocetes has, among other roles, hydrodynamic and thermoregulatory functions. In captivity, the dorsal fin sometimes bends laterally. Bending of the dorsal fin was described in 13…