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…
Seventy-eight harbour porpoises, Phocoena phocoena, (33 females, 45 males) were obtained from the summer (June-September) cod fishery incidental-by-catch in the Gulf of St. Lawrence, and examined for the presence of…
Harbour porpoise (Phocoena phocoena) in California are subject to incidental mortality in gillnet fisheries. The status of this population is uncertain. We review information on population structure and conclude that…
Age determination of terrestrial mammals based on growth layers in the teeth has been a routine technique at NINA in Trondheim for many years. This paper describes how this well…
Historically harbour porpoises have been taken at six major catch sites in Danish waters. The most important site, in the northern Little Belt at Middelfart, was first mentioned in 1357…
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…
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…
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…
From September 1984 to November 1985, sightings of 1594 groups of harbor porpoises (Phocoena phocoena) were made from a high vantage point at Pajaro Dunes, Monterey Bay, California, in a…
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…