Fishery Bulletin (1998)
Boat surveys along randomly placed line transects were conducted from June to August 1991 and June to October 1992 to determine distribution and abundance of and habitat use by harbor…
Monitoring the movements of harbour porpoises (Phocoena phocoena) with satellite telemetry
Read, A. J.; Westgate, A. J.
Marine Biology (1997)
The movements of nine harbour porpoises, Phocoena phocoena (L.), in the Bay of Fundy and Gulf of Maine were tracked using satellite telemetry. Transmitters were attached to the porpoises in…
Acoustic alarms reduce porpoise mortality
Kraus, Scott D.; Read, Andrew J.; Solow, Andrew; Baldwin, Ken; Spradlin, Trevor; Anderson, Eric; Williamson, John
Nature (1997)
The most serious danger to dolphins and porpoises around the world is the threat from various forms of gill-net fishing. One potential way to reduce the number of deaths of…
Contamination by butyltin compounds in harbour porpoise (Phocoena phocoena) from the Black Sea
Madhusree, Bathini; Tanabe, Shinsuke; Öztürk, Ayaka Amaha; Tatsukawa, Ryo; Miyazaki, Nobuyuki; Özdamar, Emin; Aral, Orhan; Samsun, Osman; Öztürk, Bayram
Fresenius' Journal of Analytical Chemistry (1997)
Concentrations of butyltin compounds (BTs) were determined in harbour porpoise (Phocoena phocoena) collected from the Turkish coastal waters of the Black Sea. Total butyltin compounds (∑ BTs) in the liver…
Harbour porpoise (Phocoena phocoena L.) by-catch in set gillnets in the Celtic Sea
Tregenza, N.J.C.; Berrow, S. D.; Hammond, P. S.; Leaper, R.
ICES Journal of Marine Science (1997)
A programme to assess the cetacean by-catch in the Irish and UK set gillnet fisheries in the Celtic Sea was conducted from August 1992 to March 1994 using volunteer observers.…
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…
Harbor porpoise bycatch estimates in the US New England multispecies sink gillnet fishery: 1994 and 1995
Bisack, K. D.
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…
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…