Scientific Reports of the Whales Research Institute (1978)
The geographical variation of the colour types of the species indicates three local stocks in the northwestern North Pacific and western Bering Sea (WNP/BS), off the Pacific coast of Japan…
Contribution to the knowledge of morphological anomalies in cetacean teeth
Arvy, L.
Investigations on Cetacea (1977)
Abstract currently unavailable
Consideration of distribution and migration of toothed whales off the Pacific coast of Japan based upon aerial sighting record
Kasuya, T.
Scientific Reports of the Whales Research Institute (1971)
The seasonal and annual fluctuation of the sperm whale, Baird's beaked whale, killer whale, the globicephalids, and the dolphins and porpoises in the past 11 years are discussed. The sperm…
Comments on the Delphinoidea
Fraser, F. C.
Whales, Dolphins, and Porpoises [Proceedings] (1966)
(...) Flower (1883), in his search for the trenchant characters he needed to reach a decision about the arrangement of the Delphinidae, saw that the configuration of the pterygoid bones…
A discussion of rarities among the smaller cetaceans caught in Japanese waters
Nishiwaki, M.
Whales, Dolphins, and Porpoises [Proceedings] (1966)
There are many species of cetaceans in the waters around Japan. Some are migratory, but others seem to be permanent residents. The rarities among the small cetaceans caught by Japanese…
Dall porpoise, Phocoenoides dalli (True): Observations in captivity and at sea
Ridgway, S.H.
Norsk Hvalfangst-Tidende (1966)
The Dall porpoise Phocoenoides dalli is common in south central California waters from October through June. During the summer months it is not commonly found farther south than about 35°.…
Brain-spinal cord ratios in porpoises: Possible correlations with intelligence and ecology
Ridgway, S. H.; Flanigan, N. J.; McCormick, J. G.
Psychonomic Science (1966)
As a rough measure of intelligence, brain weight: cord weight ratios in small delphinids compared favorably with, but were slightly less than , this ratio in man. Not all delphinids…
Blood oxygen and ecology of porpoises of three genera
Ridgway, S.H.; Johnston, D.G.
Science (1966)
Blood volumes, hemoglobin concentrations, packed-cell volumes, and heart weights were determined in three genera of porpoises which differ from one another in behavior and ecology. The estimate for the total…
Observations of odontocetes in central Californian waters
Brownell, R. L. Jr.
Norsk Hvalfangst-Tidende (1964)
(...) This reports observations of odontocetes made during the summer of 1963 in central Californian waters. I made my observations aboard catcher boats of the Golden Gate Fishing Company, Point…
Observations on Pacific cetaceans of Californian and Mexican waters
Norris, K. S.; Prescott, J. H.
University of California Publications in Zoology (1961)
(...) For five years we have systematically gathered information of every available kind related to these animals. Fifteen species have been observed in sufficient detail to be considered here. These…