Zobrazeno 1 - 10
of 44
pro vyhledávání: '"D. E. Gaskin"'
Autor:
D. E. Gaskin
Publikováno v:
Journal of Entomology Series B, Taxonomy. 43:159-184
SYNOPSIS Six species of Crambinae described by Meyrick, and three by Tarns, from western South Pacific islands between the Louisiade Archipelago and Samoa, are redescribed and transferred from Diptychophora Zeller to Pareromene Osthelder. Five new sp
Autor:
D. E. Gaskin
Publikováno v:
Journal of Entomology Series B, Taxonomy. 43:185-208
SYNOPSIS Eleven new species of Pareromene Osthelder are described. One species from Malaya, D.xanthogramma Meyrick, and one from Indonesia, D.fuscobasella Snellen, are redescribed and transferred from Diptychophora Zeller to Pareromene Osthelder. Fou
Publikováno v:
Ibis. 123:19-30
Summary The foods of Great and Sooty Shearwaters Puffinus gravis and P. griseus are described from birds collected off eastern Canada. There was a broad overlap in diet, but Great Shearwaters tended to take more squid and tough-bodied fish such as ma
Autor:
D. E. Gaskin, R. G. B. Brown
Publikováno v:
Ibis. 130:234-250
The outer Bay of Fundy, eastern Canada, is an important feeding area for migrant Grey and Red-necked Phalaropes Phalaropus fulicarius and P. lobatus in late summer. The birds feed on copepod-sized zooplankton, brought to the surface by the passage of
Autor:
D. E. Gaskin, Anli Gao
Publikováno v:
Canadian Journal of Zoology. 74:2199-2205
A total of 456 skulls of harbour porpoises, Phocoena phocoena, from North American institutions were coded for 40 nonmetric characters. Codes for morphs were arrayed in relative rankings, reflecting trends of variation. Chi-squared contingency test,
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 53:1632-1645
Le marsouin commun, Phocoena phocoena, subit une forte exploitation dans les prises accessoires des peches commerciales de l'Amerique du Nord. Pour aborder efficacement ce probleme, il est indispensable d'avoir de l'information sur la structure de la
Publikováno v:
Journal of Comparative Physiology B. 165:628-639
Fatty acid composition of blubber was determined at four body sites of 19 male harbour porpoises. A total of 65 fatty acids were quantified in each sample. The array of fatty acids contained in harbour porpoise blubber was similar to those found in o
Autor:
D. E. Gaskin, H. N. Koopman
Publikováno v:
Canadian Journal of Zoology. 72:135-143
Photographs of 393 harbour porpoises (Phocoena phocoena (L.)) from the waters of Denmark (n = 224), Japan (n = 19), and Canada (Bay of Fundy (n = 95), Gulf of St. Lawrence (n = 40), and coast of British Columbia (n = 15)) were analyzed for variation
Publikováno v:
Canadian Journal of Zoology. 53:1466-1471
Six harbor porpoises captured in herring weirs between September 1973 and September 1974 on the southern coast of New Brunswick were tagged and released. The three smallest animals were given visible dorsal fin tags, and the three larger specimens ra
Publikováno v:
Canadian Journal of Zoology. 57:868-875
The kidneys of 35 harbour porpoises, Phocoena phocoena (L.), from the western North Atlantic were studied. Kidneys are large (0.84% of body weight) and multirenculate (approximately 300 renculi per kidney). Renculi have well developed medullary papil