This paper reviews available information on the population biology and incidental mortality of the vaquita, Phocoena sinus. A re-examination of previous records and the collection of new records reveals that…
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…
Published descriptions of the biology of the spectacled porpoise, Australophocaena dioptrica, are reviewed and compared to new material collected in Tierra del Fuego and Chubut, Argentina. Although over 173 cranial…
Harbor porpoise, Phocoena phocoena vomerina, in Cook Inlet, Alaska, are managed as part of the Gulf of Alaska (GOA) stock. It is not known if this population is distinct from…
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…
Most knowledge on the biology and ecology of the spectacled porpoise (Phocoena dioptrica) has been obtained from stranded specimens, with less than fifteen confirmed sightings in the sea. Published photographs…
Harbour porpoise (Phocoena phocoena) occur year round in the waters of southern British Columbia, but little is known about their seasonal abundance, habitat use and food habits. A systematic vessel-based…
Aerial sighting surveys were conducted in 2000 to evaluate the distribution and abundance of finless porpoise Neophocaena phocaenoides in the Inland Sea of Japan. We flew 60 north–south transects (2,218…
(...) The finless porpoise (Neophocaena phocaenoides) shows a decidedly inshore distribution pattern (Kasuya and Kureha 1979), occurring in coastal waters frequented by fishermen. Its lack of a beak and a…
Little is known about the biology of Burmeister’s porpoises (Phocoena spinipinnis), a small cetacean species endemic to South American waters. Information on stock structure, however, is urgently needed, as the…