Results 151 to 160 of about 2,878 (177)
Structures trophiques aboutissant aux thons de longue ligne dans le Pacifique sud-ouest tropical [PDF]
, 1976 Grandperrin, René
core
Fisheries shocks provide an opportunity to reveal multiple recruitment sources of sardine in the Sea of Japan. [PDF]
Sci RepSakamoto T +4 more
europepmc +1 more source
Genomics and 20 years of sampling reveal phenotypic differences between subpopulations of outmigrating Central Valley Chinook salmon. [PDF]
Evol ApplThompson TQ +6 more
europepmc +1 more source
A review of migratory Alosidae marine ecology in the northwest Atlantic. [PDF]
J Fish BiolBrown CR +8 more
europepmc +1 more source
3D ocean assessments reveal that fisheries reach deep but marine protection remains shallow. [PDF]
Nat CommunJacquemont J +3 more
europepmc +1 more source
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Simple Closing Midwater Trawl for Small Boats
North American Journal of Fisheries Management, 1989Abstract A closing midwater-trawl system for a small boat (7 m) was developed to apportion hydroacoustic population estimates among fish species by collecting vertically stratified limnetic fish samples. These stratified samples could also be used for providing biological data on the fish or for feeding and behavior studies.
Hermann J. Enzenhofer, Jeremy M. B. Hume
openaire +1 more source
Walleye pollock (Theragra chalcogramma) behavior in midwater trawls
Fisheries Research, 2013Abstract Trawls are standard tools for surveying fisheries resources, yet they are selective in what they retain, and thus provide potentially misleading information about fish populations. In order to evaluate the potential for selective retention in a midwater survey trawl used in conjunction with acoustic surveys of walleye pollock, fish behavior ...
Kresimir Williams +2 more
openaire +1 more source