A workshop on age determination in harbour porpoises (Phocoena phocoena) was held in Oslo, Norway, 21-23 May 1990. During the workshop, the principles of formation of dental layers were reviewed,…
The diving behaviour of seven free-ranging harbour porpoises (Phocoena phocoena) was examined using time–depth recorders. In total, 8167 individual dives were recorded over 254 h. The longest period of data collection…
Burmeister's porpoise (Phocoena spinipinnis), one of the most common small cetaceans in Peruvian waters, suffers the second highest fishing mortality. Biological data obtained from porpoises caught in gillnets off Peru…
This note provides information on harbour porpoises around the Faroe Islands based on interviews with islanders. The harbour porpoise hunt has never been of importance in the Faroe Islands although…
Little is known about the biology or status of the harbour porpoise (Phocoena phocoena) in British Columbia (BC), Canada. In this study, all available records of stranded and incidentally caught…
Variation in zonation and Growth Layer Group (GLG) formation and underlying causes are reviewed. Five different types of anomaly were investigated in the teeth of harbour porpoise (Phocoena phocoena): pulp…
We describe the life history of harbor porpoises in the Gulf of Maine by examining 239 animals killed in gill net fisheries and comparing these findings with the results of…
Sightings of 37 groups of vaquitas, Phocoena sinus, with an estimated total of 62 individuals, are reported from six major systematic surveys and four small boat surveys in the Gulf…
Blood chemistry values were measured from 31 harbor porpoises (Phocoena phocoena) released from herring weirs in the Bay of Fundy, Canada. Sodium, phosphorus, calcium, chloride, magnesium, total protein, albumin, globulin,…
The Smithsonian National Museum of Natural History maintains a centralized database on marine mammal strandings that occur along the eastern United States coastline. Data from this stranding database plus additional…