Fishery Bulletin (1998)
This study describes the stomach contents of 95 harbor porpoises (Phocoena phocoena) killed in groundfish gill nets in the Gulf of Maine between September and December, 1989-94. The importance of…
The behaviour of Hong Kong’s resident cetaceans: The Indo-Pacific humpbacked dolphin and the finless porpoise
Parsons, E. C. M.
Aquatic Mammals (1998)
A series of behavioural surveys were conducted in Hong Kong upon resident populations of Indo-Pacific hump-backed dolphins (Sousa chinensis) and finless porpoises (Neophocaena phocaenoides). The surveys were carried out from…
Diving behavior and performance of harbor porpoises, Phocoena phocoena, in Funka Bay, Hokkaido, Japan
Otani, Seiji; Naito, Yasuhiko; Kawamura, Akito; Kawasaki, Masahiro; Nishiwaki, Shigetoshi; Kato, Akiko
Marine Mammal Sci (1998)
In order to monitor the diving behavior of free-ranging cetaceans, microdataloggers, with pre-programmed release mechanisms, were attached to the dorsal fins of two female harbor porpoises (Phocoena phocoena) in Funka…
Seasonal patterns in the abundance and distribution of California cetaceans, 1991-1992
Forney, Karin A.; Barlow, Jay
Marine Mammal Sci (1998)
This study presents a detailed seasonal comparison of the abundance and distribution of cetaceans within 100-150 nmi (185-278 km) of the California coast during 1991 and 1992. The results of…
Family Phocoenidae Gray, 1825
Rice, D.W.
Marine Mammals of the World: Systematics and Distribution (1998)
(page 121) (...) Miller (1925) and Kellogg (1928) included the true porpoises in the family Delphinidae and did not even grant them subfamily status. However, Slijper (1936) and Fraser and…
An intergeneric hybrid in the family Phocoenidae
Baird, Robin W.; Willis, Pamela M.; Guenther, Tamara J.; Wilson, Paul J.; White, Bradley N.
Canadian Journal of Zoology (1998)
A 60-cm female fetus recovered from a Dall's porpoise (Phocoenoides dalli) found dead in southern British Columbia was fathered by a harbour porpoise (Phocoena phocoena). This is the first report…
An interaction between Pacific white-sided dolphins and a neonatal harbor porpoise
Baird, R. W.
Mammalia (1998)
(...) Inter-specific behavioral interactions in the order Cetacea are diverse and often complex, including predation (e.g. Jefferson el al. 1991), "harassment" (Shane 1995 ; Shelden et al. 1995; Palacios and…
Evidence for infanticide in bottlenose dolphins: an explanation for violent interactions with harbour porpoises?
Patterson, I. A. P.; Reid, R. J.; Wilson, B.; Grellier, K.; Ross, H. M.; Thompson, P. M.
Proceedings of the Royal Society B: Biological Sciences (1998)
Most harbour porpoises found dead on the north–east coast of Scotland show signs of attack by sympatric bottlenose dolphins, but the reason(s) for these violent interactions remains unclear. Post–mortem examinations…
Serological evidence of morbillivirus infection in small cetaceans from the Southeast Pacific
Van Bressem, Marie-Françoise; Van Waerebeek, Koen; Fleming, Martin; Barrett, Thomas
Veterinary Microbiology (1998)
The presence of morbillivirus-specific serum antibodies was examined by an indirect enzyme linked immunosorbent assay (iELISA) and virus neutralization tests in serum samples from 30 dusky dolphins (Lagenorhynchus obscurus), 8…
Measurements of the nasal sacs of individual common dolphin, Delphinus delphis, and Dall’s porpoise, Phocoenoides dalli, by means of silicon reconstruction.
NAKAMURA, Koji; YAMADA, Tadasu K.; SHIMAZAKI, Kenji
Mammal Study (1998)
(...) The physical properties of the sounds produced by toothed whales are directly affected by the morphological characteristics of the air space in the head and by the sound-production mechanism…