Report of the International Whaling Commission (1997)
This report provides harbor porpoise bycatch estimates for 1994 and 1995. The analysis required adjusting for changes in data collection methods that went into effect in June 1994, in which…
Blubber thickness in harbour porpoises (Phocoena phocoena)
Kastelein, R. A.; van der Sijs, S. J.; Staal, C.; Nieuwstraten, S. H.
The Biology of the Harbour Porpoise (1997)
The blubber thicknesses of 5 male and one female harbour porpoises were measured ultrasonically in 9 positions on the body over various periods of time. Most animals were immature and…
Population structure of harbour porpoises Phocoena phocoena in the seas around the UK and adjacent waters
Walton, M. J.
Proceedings of the Royal Society B: Biological Sciences (1997)
The population structure of harbour porpoises from British and adjacent waters was studied by examining variability in a 200 bp (base pair) section of the control region of mitochondrial DNA…
Composition of the incidental kill of cetaceans in two California gillnet fisheries: 1990-1995
Chivers, S. J.; Robertson, K. M.; Henshaw, M. D.
Report of the International Whaling Commission (1997)
In July 1990, an observer program was established to collect data on the bycatch of the drift and set gillnet fisheries operating off the coast of California. These data are…
Megatestes: Anatomical evidence for sperm competition in the harbor porpoise
Fontaine, P. M.; Barrette, C.
Mammalia (1997)
We collected testes from 62 male harbor porpoise (Phocoena phocoena) incidentally caught in gillnets of commercial fisheries in the Gulf of St-Lawrence, in June-July- August. In adults (≥4 years), both…
Skin surface temperature changes in a harbour porpoise (Phocoena phocoena) while on land
Kastelein, R. A.; Koene, P.; Nieuwstraten, S. H.; Labberté, S.
The Biology of the Harbour Porpoise (1997)
Surface temperatures were taken once every minute for 10 minutes in 10 places on the skin of a juvenile harbour porpoise with a radiation thermometer, immediately after the animal had…
Helminth parasites of the digestive tract of the harbour porpoise Phocoena phocoena in Danish waters: A comparative geographical analysis
Herreras, MV; Kaarstad, SE; Balbuena, JA; Kinze, CC; Raga, JA
Diseases of Aquatic Organisms (1997)
Most studies of the helminth fauna of the harbour porpoise Phocoena phocoena have focused on taxonomy, associated pathologies and surveys reporting prevalence and abundance of the parasite species. This study…
A preliminary evaluation of incidental mortality of small cetaceans in coastal fisheries in British Columbia, Canada
STACEY, PAM J.; DUFFUS, DAVID A.; BAIRD, ROBIN W.
Marine Mammal Sci (1997)
Abstract currently unavailable
A note on the harbour porpoise (Phocoena phocoena) in the coastal waters of Spain
Lens, S.
Report of the International Whaling Commission (1997)
Information on the harbour porpoise in Spanish waters was collected and reviewed, giving an updated list of observations (strandings, incidental catches and sightings) for the period 1978-94 . The species…
Deterring harbour porpoises (Phocoena phocoena) from gillnets: Observed reactions to passive reflectors and pingers
Koschinski, S.; Culik, B.
Report of the International Whaling Commission (1997)
Bycatch of harbour porpoises (Phocoena phocoena) occurs in most gillnet fisheries throughout the continental shelf area in the Northern Hemisphere. A few behavioural studies have attempted to ascertain the detection…