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Fishery Ecology of Silver Hake in the Division 4VWX

AuthorsBáez, M.; Larrañeta, M. G.
Issue Date1987
PublisherNorthwest Atlantic Fisheries Organization
CitationScientific Council Research (SCR) Document 87/11 (1987)
AbstractData published on silver hake in the NAPO Divisions 4VWX area, were used: catch, effort and catch per unit effort (Opine); composition by ago/yearn, brooding and feeding. An analysis wan made also of the abundance of other spooloo and the abiotia fac \toro in the area. No clear-out lineal relations wore - found to exist between the opus and effort, with octologioul implications. The recruitment of the silver hake hen undergone variations sins 1958: around 1967 and 1976. Cannibalism in not the fundamental regulation factor for the recruitment of thio species. The fundamental factors regulating recruitment and, consequently, influence greatly abundance, are: the abundance of mackerel and the loading of the Saint Lawrence river.
Description19 páginas, 7 figuras, 3 tablas.-- Scientific Council Meeting
Publisher version (URL)http://archive.nafo.int/open/sc/1987/scr-87-011.pdf
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