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…
Target discrimination by an echolocating finless porpoise, Neophocaena phocaenoides
Nakahara, Fumio; Takemura, Akira; Koido, Takashi; Hiruda, Hisoka
Marine Mammal Sci (1997)
The ability of a finless porpoise (Neophocaena phocaenoides) to discriminate the material and size of a target by echolocation was investigated. The porpoise was required to choose a standard target…
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
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…
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…
First estimates of vaquita abundance
Barlow, Jay; Gerrodette, Tim; Silber, Greg
Marine Mammal Sci (1997)
The abundance of the only population of vaquitas, Gulf of California harbor porpoise (Phocoena sinus), is estimated from four surveys conducted in Mexico between 1986 and 1993, using a variety…
Hong Kong’s Cetaceans: The biology, socioecology and behaviour of Sousa chinensis and Neophocaena phocaenoides
Parsons, E. C. M.
Doctoral Thesis - University of Hong Kong (1997)
From an intensive review of historical records and the examination of stranded cetaceans it was determined that 16 cetacean species have been reported from Hong Kong, including resident populations of…
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…
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…