Investigations on Cetacea (1980)
(...) The research shows that the finless porpoise of the Changjiang (Yangtze river) presents an atrophy ofthe entire optic system - eye and eye muscle nerves, optic nerve, optic pathways.…
Exploitation of small cetaceans off southern South America
Goodall, R. N. P.; Cameron, I. S.
Report of the International Whaling Commission (1980)
The legal position regarding cetaceans in Argentina and Chile is reviewed. Known live captures to date have involved one species, Cephalorhynchus commersonii. Incidental take is discussed for both countries. Dolphins…
Neophocaena phocaenoides and Neophocaena asiaeorientalis: Taxonomical differences
Pilleri, G.; Chen, P.
Investigations on Cetacea (1980)
The Chinese finless porpoise of the Changjiang river, Neophocaena asiaeorientalis (PILLERI and GIHR, 1972) presents a taxonomic entity which differs from N. phocaenoides (G. CUVIER, 1829) of south and south-west…
Developmental patterns in osteology and external morphology in Phocoena phocoena
Stuart, L.J.; Morejohn, G.V.
Report of the International Whaling Commission (1980)
Dentinal growth layer groups (GLGs) in teeth were counted for 84 beach-cast specimens of Phocoena phocoena from the northeastern Pacific (mostly California). Measurements of external, cranial, and postcranial traits were…
Food of the Pacific white-sided dolphin, Lagenorhynchus obliquidens, Dall’s porpoise, Phocoenoides dalli, and northern fur seal, Callorhinus ursinus, off California and Washington; with appendices on size and food of Dall’s porpoise from Alaskan waters
Kajimura, H.; Fiscus, C. H.; Stroud, R. K.
NOAA Technical Memorandum NMFS F/NWC-2 (1980)
The food of the Pacific white-sided dolphin, Lagenorhynchus obliquidens, and Dali's porpoise, Phocoenoides dalli -- collected off California and Washington in 1958-72 -- is compared with food of the northern…
Observations on the baiji (Lipotes vexillifer) and the finless porpoise (Neophocaena asiaeorientalis) in the Changjiang (Yangtze) River between Nanjing and Taiyangzhou, with remarks on some physiological adaptations of the baiji to its environment
Zhou, K.; Pilleri, G.; Li, Y.
Investigations on Cetacea (1979)
Two species of dolphin inhabit the Changjiang (Yangtze): Lipotes vexillifer MILLER, 1918 (known as Baiji in Chinese) and the Finless porpoise, Neophocaena asiaeorientalis PILLERI and GIHR, 1972. Although quite a…
The natural history of Dall’s Porpoise in the north Pacific Ocean
Morejohn, G. Victor
Behavior of Marine Animals (1979)
Dall’s porpoise, Phocoenoides dalli (True), is commonly encountered over the continental shelf of North America and in offshore and pelagic waters of the western and eastern North Pacific Ocean. This…
The population of finless porpoise in the Inland Sea of Japan
Kasuya, T.; Kureha, K.
Scientific Reports of the Whales Research Institute (1979)
The observation of 1,194 finless porpoises made through 11,549 km of sighting cruises in the Inland Sea and some ancillary observations provided the following informations. The porpoise migrates annually to…
Distribution, ecology, behaviour and conservation of the dolphins of the middle reaches of Changjiang (Yangtze) River (Wuhan-Yueyang)
Chen, P.; Liu, P.; Liu, R.; Lin, K.; Pilleri, G.
Investigations on Cetacea (1979)
Two species of cetaceans live in the Yangtze river (Changjiang R.): Lipotes vexillifer (MILLER, 1918) and Neophocaena asiaeorientalis (PILLERI and GIHR, 1972). Both species are only found in the middle…
How the finless porpoise (Neophocaena asiaeorientalis) carries its calves on its back, and the function of the denticulated area of skin, as observed in the Changjiang River, China
Pilleri, G.; Chen, P.
Investigations on Cetacea (1979)
Finless porpoise mothers are able to carry their calves balanced securely on their back. This behaviour was frequently observed by the authors in the course of an expedition to the…