Zobrazeno 1 - 10
of 72
pro vyhledávání: '"G. S. Jamieson"'
Publikováno v:
Journal of Natural History. 32:1587-1598
We evaluate the potential impact of the European green crab Carcinus maenas (Linneaus) (Decapoda: Portunidae) on possible prey species in British Columbia, Canada, and Washington State, USA. This crab was first observed on the west coast of North Ame
Autor:
A. Phillips, G. S. Jamieson
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 50:416-429
During the day, Dungeness crab (Cancer magister) megalopae from off the outer coasts of Vancouver Island and Washington are aggregated at about 25 m whereas those from the Strait of Georgia are at about 160 m. At night, both populations of megalopae
Autor:
G S, JAMIESON
Publikováno v:
Memoirs of the New York Botanical Garden. 47(562)
Autor:
G. S. Jamieson, G. G. E. Scudder
Publikováno v:
Oecologia. 44:13-20
Two of the parameters which determine the rate at which prey are encountered by a predator, i.e. the distance at which a predator responds to a prey and its rate of movement relative to the prey's, were determined for all the stages of five species o
Autor:
G. S. Jamieson, R. A. Chandler
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 40:313-318
Levels of Gonyaulax excavata toxin in sea scallop (Placopecten magellanicus) tissues were monitored in eastern Canada on a monthly basis between 1977 and 1981. All tissues but the adductor muscle were found to be highly toxic in Bay of Fundy scallops
Autor:
G. S. Jamieson, G. G. E. Scudder
Publikováno v:
Oecologia. 30:23-41
The parameters influencing food consumption in larvae and adults of five species of Gerris were studied. An experimental components analysis was utilized with emphasis placed on measurements of the length of time the insects spent handling food items
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 39:499-505
Predation studies in underwater cage enclosures on natural substrates were conducted in 1979 and 1980 to assess the propensity of adult American lobsters, Homarus americanus, and rock crabs, Cancer irroratus, to prey upon sea scallops, Placopecten ma
Autor:
G. S. Jamieson
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 43:2085-2098
Two general categories of crab fisheries exist, shallow-water, nearshore fisheries (e.g. Cancer, Callinectes) and deepwater, offshore fisheries (e.g. Paralithodes, Chionoecetes). Species in the former category are managed typically in a passive manne
Autor:
R. S. McKinney, G. S. Jamieson
Publikováno v:
Oil & Soap. 15:142-146
A small sample of ouricury palm fruits from Florida, as well as the oil expressed from the kernels imported from Brazil have been investigated. The fruits consisted of 47.5 per cent of pulp and 52.5 per cent of palm nut, of which the kernel amounted