Can. J. Zool. (1992)
Structural modifications of the odontocete skull and nasal passages have shifted the position of the facial bones and associated soft anatomy to the dorsal aspect of the head. The facial…
Skin disease in wild cetaceans from British waters
Baker, J.R.
Aquatic Mammals (1992)
Eighty-one dead cetaceans of a variety of species and from British waters were examined for evidence of skin disease and 69% were found to be affected. The most common conditions…
Status of small cetacean populations in the Black Sea: Review of current information and suggestions for future research
Buckland, S. T.; Smith, T. D.; Cattanach, K. L.
Report of the International Whaling Commission (1992)
The available information on the status of populations of three species of dolphins in the Black Sea is reviewed. These populations were subject to a commercial fishery from 1870 to…
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…
Forehead anatomy of Phocoena phocoena and Cephalorhynchus commersonii: 3-dimensional computer reconstructions with emphasis on the nasal diverticula
Amundin, Mats; Cranford, Ted
Sensory Abilities of Cetaceans (1990)
(...) 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…
Best vision zones in the retinae of some cetaceans
Mass, Alla; Supin, Alexander
Sensory Abilities of Cetaceans (1990)
(...) Organization of the visual system in Cetacea still remains unclear in many respects. Of special interest are data on ganglion cell distribution in the retina. It is related closely…
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…
Sexual dimorphism and development of external features in Dall’s porpoise Phocoenoides dalli
Jefferson, T. A.
Fishery Bulletin (1990)
Examination of 95 Dall's porpoise specimens incidentally caught in gill nets, and 4 collected as beach strandings, indicate significant sexual dimorphism and developmental variation in several aspects of external morphology…
Catch of small cetaceans at Pucusana Port, central Peru, during 1987
Van Waerebeek, Koen; Reyes, Julio C.
Biological Conservation (1990)
The small cetacean catch by artisanal fishermen in Peru was the subject of a IUCN/UNEP project in 1985–1986. In a follow-up study during 1987 we monitored the port of Pucusana,…
Exploitation of small cetaceans off Argentina 1979-1986
Goodall, R. N. P.; Galeazzi, A. R.; Lichter, A. A.
Report of the International Whaling Commission (1988)
Types of fisheries and exploitation of small cetaceans in Argentinian waters are reviewed. During the study period, live-captures included five specimens of Cephalorhynchus commersonii for Germany, while eight of Tursiops…