Biblioteca Digital

5 resultados para Fish populations.

em Biodiversity Heritage Library, United States

A single species, biomass based, time dependent model for investigating the effects of fishing on the dynamics of fish biomass / by Taivo Laevastu and Richard J. Marasco.

Relevância:

70.00% 70.00%

Publicador:

Status reports on world tuna and billfish stocks / presented at Tuna Research Workshop, San Clemente, California, December 15-17, 1980.

Relevância:

60.00% 60.00%

Publicador:

Quantitative relations between fishing mortality, spawning stress mortality and biomass growth rate (computed with numerical model FISHMO) / by Taivo Laevastu.

Relevância:

60.00% 60.00%

Publicador:

Distribution and abundance trends of 22 selected species in the Middle Atlantic Bight from bottom trawl surveys during 1967-1979 : final report to the U.S. Mineral[s] Management Service / Thomas R. Azarovitz ... [et al.].

Relevância:

60.00% 60.00%

Publicador:

Coastal waterbird colonies : Cape Elizabeth, Maine to Virginia / by R. Michael Erwin ; performed for Coastal Ecosystems Project, Office of Biological Services, Fish and Wildlife Service, U.S. Dept. of the Interior.

Relevância:

30.00% 30.00%

Publicador: