Dorsal fin photographs of Dall's porpoise, Phocoenoides dalli, were taken in northern Puget Sound, Washington in order to assess the feasibility of using photo-identification techniques in studies of this species.…
Several anatomical characteristics of the cornea, lens, iris and retina of the eyes of a month-old and an adult harbor porpoise (Phocoena phocoena) were investigated by scanning, transmission and light…
(...) Watkins et al. (1977) and Dudok van Heel (1981) point to similarity in sound output in Cephalorhynchus and Phocoena, and suggest that it may be the result of convergent…
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…
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…
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…
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…
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,…
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…
The medical treatment of a 4-year-old female Harbour porpoise which was stranded on the Dutch coast is described. The animal was emaciated on arrival at Harderwijk, and survived for 3…