Magnetite Biomineralization and Magnetoreception in Organisms: A New Biomagnetism (1985)
(...) Although various sensory mechanisms are present in cetaceans, special navigational problems occur when animals are in a pelagic environment which can minimize available cues. Dawbin (1966) has observed that…
Report of the International Whaling Commission (1983)
Catch statistics for 15 species of small cetacean are analysed, based on catch data collected for the 6 years from 1976 to 1981. Commercial catching of animals either by harpoon…
Investigations on Cetacea (1983)
This monograph may be regarded as an important supplement to the book »Echolocation in Whales and Dolphins» by Purves and Pilleri, published by the Academic Press, London, 1983. It contains…
NOAA Technical Report NMFS Circular 444 (1982)
This field guide is designed to permit observers to identify the cetaceans (whales, dolphins, and porpoises) they see in the waters of the eastern North Pacific, including the Gulf of…
FAO Fisheries Series (1982)
A fishery using guns and nets for the common dolphin, Delphinus delphis, Azov dolphin, Phocoena phocoena, and bottlenose dolphin, Tursiops truncatus, in the Black and Azov Seas has been pursued…
Investigations on Cetacea (1982)
In the Piti Mouth, a typical biotope of Sousa plumbea and Neophocaena phocaenoides in the Indus delta, the sounds produced by Johnius belangerii (Boro) and the rather weaker crustacean sounds…
Investigations on Cetacea (1982)
One hundred and forty-three skulls of a total of 15 cetacean species belonging to the superfamiIies of the Platanistoidea, Monodontoidea and Delphinoidea presented usually symmetrically arranged perforation areas or lacunae…
Proceedings of the California Academy of Sciences (1981)
General food habits are discussed for 11 species of small marine mammals beach-east in northern California. The collection method allowed tabulation only of the kinds, numbers, and percentages of fish,…
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.…
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…