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Porpoise.org Porpoise Conservation Society
  • About Porpoises
    • Harbour Porpoise
    • Dall’s Porpoise
    • Spectacled Porpoise
    • Burmeister’s Porpoise
    • Vaquita
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Porpoise Research Library

Searching in P. phocoena. 722 entries found.
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  • All species
  • P. spinipinnis 92
  • P. dalli 131
  • P. phocoena 729
  • N. phocaenoides 97
  • N. asiaeorientalis 181
  • P. dioptrica 46
  • P. sinus 123
  • Date added
  • Year of publication

The harbor porpoise, Phocoena phocoena, in Fish harbour, New Brunswick, Canada: Occupancy, distribution, and movements

Gaskin, D. E.; Watson, A. P.
Fishery Bulletin (1985)

The distribution, movements, and relative population abundance of harbor porpoises were studied in the Fish Harbour region of New Brunswick, Canada (lat. 44°59'30"-45°01'00"N, long. 66°54'00"-66°57'00"W), from 1970 to 1978. In…

  • abundance
  • behaviour
  • distribution

Incidental take of the Dall’s porpoise and the harbor porpoise by Japanese salmon driftnet fisheries in the western north Pacific

Jones, L. L.
Report of the International Whaling Commission (1984)

Since 1978, the annual incidental take of Dall's porpoises by the Japanese salmon land-based and mothership fisheries has been reported to the International North Pacific Fisheries Commission by the Japan…

  • bycatch
  • comparison

Reproduction in the porpoises (Phocoenidae): Implications for management

GASKIN, D. E.; SMITH, G. J. D.; WATSON, A. P.; YASUI, W. Y.; YURICK, D. B.
Report of the International Whaling Commission (1984)

The population biology of most phocoenid species is still rather poorly understood. It is important that we improve our knowledge in view of concerns which have been expressed in recent…

  • conservation
  • growth
  • life history
  • reproduction

The harbour porpoise Phocoena phocoena (L.): Regional populations, status, and information on direct and indirect catches

Gaskin, D. E.
Report of the International Whaling Commission (1984)

The distribution of the harbour porpoise Phocoena phocoena (L.). is re-examined using a compilation of all available recent information. Three isolated major populations of this species exist: in the North…

  • bycatch
  • capture
  • classification
  • conservation
  • distribution
  • population structure

Seasonal changes in density and behavior of harbor porpoise (Phocoena phocoena) affecting census methodology in Glacier Bay National Park, Alaska

Taylor, B. L.; Dawson, P. K.
Report of the International Whaling Commission (1984)

The purpose of this study was to gather base-line life history data on the harbor porpoise. The information presented here describes only those aspects which would affect a census. During…

  • abundance
  • behaviour
  • reproduction

An environmental index for habitat utilization by female harbour porpoises with calves near Deer Island, Bay of Fundy

Smith, Gary J. D.; Gaskin, David E.
Ophelia (1983)

The Bay of Fundy is a known area of concentration of Phocoena phocoena during the summer months. In this study, 698 females with calves and 5 473 porpoises of other…

  • behaviour
  • conservation
  • habitat use
  • reproduction

A comparison of aerial, shipboard, and land-based survey methodology for the harbor porpoise, Phocoena phocoena

Kraus, S. D.; Gilbert, J. R.; Prescott, J. H.
Fishery Bulletin (1983)

(...) A review of the status of harbor porpoise, Phocoena phocoena, in the U.S. waters of the western North Atlantic identified substantial information gaps in our knowledge about this species,…

  • comparison

Catch statistics of small cetaceans taken in Japanese waters

Miyazaki, N.
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…

  • bottlenose dolphin
  • bycatch
  • capture
  • distribution
  • dolphin
  • history
  • killer whale
  • whale

Bony nares air pressure and nasal plug muscle activity during click production in the harbour porpoise, Phocoena phocoena, and the bottlenosed dolphin, Tursiops truncatus

Amundin, M.; Andersen, S.H.
Journal of Experimental Biology (1983)

Sound production mechanisms have been studied in two delphinid species - the harbour porpoise, Phocoena phocoena (L.), and the bottlenosed dolphin, Tursiops truncatus (Montagu). It was found that, in both…

  • bioacoustics
  • bottlenose dolphin
  • physiology

Near field, interference, far field and rostrum structure in the echolocation system of cetaceans

Pilleri, G.; Gihr, M.; Kraus, C.
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…

  • bioacoustics
  • bottlenose dolphin
  • dolphin
  • echolocation
  • fossil
  • morphology
  • physiology
  • skeleton
  • whale

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