Canadian Journal of Zoology (1992)
We compared the contents of 31 stomachs of harbour porpoise calves killed in commercial gill nets in the Bay of Fundy between July and September, 1985–1991, with the stomach contents…
Causes of mortality and parasites and incidental lesions in harbour porpoises (Phocoena phocoena) from British waters
Baker, JR; Martin, AR
Veterinary Record (1992)
Detailed post mortem examinations were carried out on 41 harbour porpoises (Phocoena phocoena) found dead on the coast of the United Kingdom. The commonest causes of death were entanglement in…
Geographic variation and sexual dimorphism in the skull of Dall’s porpoise, Phocoenoides dalli
Amano, Masao; Miyazaki, Nobuyuki
Marine Mammal Sci (1992)
Two hundred and eighty-nine skulls of Dall's porpoises from the North Pacific Ocean, Sea of Japan, Sea of Okhotsk, and Bering Sea were investigated morphometrically. A clear pattern of geographic…
Stenurus australis n. sp. (Nematoda: Pseudaliidae) de Phocoena spinipinnis (Burmeister, 1865) (Cetacea: Phocoenidae) de Peru
Sarmiento, L. B.; Tantaleán, M. V.
Publicaciones del Museo de Historia Natural - Serie A Zoologia (1991)
Stenurus australis n. sp. (Nematoda: Pseudaliidae) found in the nasal and cranial sinuses of Phocoena spinipinnis (Burmeister, 1865) is described. The hosts were obtained at the Chimbote, Ancash (09°04'S-78°35'W) and…
Potential rates of increase of a harbour porpoise (Phocoena phocoena) population subjected to incidental mortality in commercial fisheries
Woodley, Thomas H.; Read, Andrew J.
Canadian Journal of Fisheries and Aquatic Sciences (1991)
We estimated the potential intrinsic rate of increase (r) of the harbour porpoise (Phocoena phocoena) population in the Bay of Fundy and Gulf of Maine using empirical data on reproductive…
Observations on the distribution and behavior of Dall’s porpoise (Phocoenoides dalli) in Monterey Bay, California
Jefferson, T.
Aquatic Mammals (1991)
A study of Dall's porpoise distribution and behaviour between September 1986 and February 1989 confirmed the year-round presence of these animals in Monterey Bay, California. Dall's porpoises in the Bay…
New advances on population status and protective measures of Lipotes vexillifer and Neophocaena phocaenoides in the Changjiang River
Renjun, L.
Aquatic Mammals (1991)
This paper reports the population status of the endangered Chinese River dolphin - Lipotes vexillifer, the factors causing the population decline of Lipotes and protective measures adopted in recent years,…
Acoustic signals of the Vaquita (Phocoena sinus)
Silber, G.K.
Aquatic Mammals (1991)
This report describes the first sounds recorded from the phocoenid porpoise, vaquita, (Phocoena sinus, Norris & McFarland, 1958). High-frequency recordings were obtained near free-ranging vaquita in the northern Gulf of…
Mercury contamination of the harbour porpoise Phocoena phocoena and other cetaceans from the North Sea and the Kattegat
Joiris, C. R.; Holsbeek, L.; Bouquegneau, JM.; Bossicart, M.
Water, Air, and Soil Pollution (1991)
Total Hg levels were determined in 17 harbour porpoises Phocoena phocoena collected in the North Sea and the Kattegat (muscle, liver and kidney), as well as in a sperm whale…
Marginal papillae on the tongue of the Harbour porpoise (Phocoena phocoena), Bottlenose dolphin (Tursiops truncatus) and Commerson’s dolphin (Cephalorhynchus commersonii)
Kastelein, R. A.; Dubbeldam, J. L
Aquatic Mammals (1990)
This study shows that in Bottlenose dolphins and in Harbour porpoises the presence of marginal papillae is age related. In Bottlenose dolphins the papillae disappear around the age of 16…