Results 21 to 30 of about 397,978 (211)

Investment prospects in marine capture fisheries [PDF]

open access: yes, 1987
An examination is made of investment prospects in the Nigerian marine fisheries, considering the following sectors: inshore demersal fishery; inshore pelagic fishery; and the offshore pelagic fishery.
Fadayomi, N.O.
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Practical suggestions for the commercialisation of fishery production in Ondo State [PDF]

open access: yes, 1993
The paper examines the fisheries resources and activities in Ondo State, Nigeria. As a result of the geographical advantage via location along the Atlantic coast the potentials and constraints of coastal artisanal fisheries in Ondo State are assessed ...
Akegbejo-Samsons, Y.
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Biology and fishery of pond smelt Hypomesus olidus in the Amur River basin

open access: yesИзвестия ТИНРО, 2020
In the Amur River, there are two ecological forms of pond smelt Hypomesus olidus: anadromous and freshwater. Generalized information about biology and fishery of the anadromous form of pond smelt is presented.
O. V. Vilkina, A. P. Shmigirilov
doaj   +1 more source

Widow rockfish: Proceedings of a workshop, Tiburon, California, December 11-12, 1980 [PDF]

open access: yes, 1987
This workshop was organized because of the increase between 1978 and 1980 in coastwide landings of widow rockfish, from less than 1,000 mt to more than 20,000 mt, and because of scientists' concern with the lack of knowledge both of the fishery and ...

core  

A Dynamic Model of Mesh Size Regulatory Compliance

open access: yesJournal of Agricultural and Resource Economics, 2010
This paper employs a dynamic model for crimes that involve time and punishment to analyze the use of a net with illegal mesh size in a management regime where each community claims territorial use right over a fishery but has a discount rate that may ...
Wisdom Akpalu
doaj   +1 more source

Status of the spawning biomass of the Pacific sardine, 1975-1976 [PDF]

open access: yes, 1976
In order to initiate a fishery for the Pacific sardine, Sardinops sajax caeruleus, it is required that the spawning biomass be determined to have reached a minimum of 20,000 short tons.
Klingbeil, Richard A.
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Status of the spawning biomass of the Pacific sardine, 1980-81 [PDF]

open access: yes, 1980
State law requires that the population of Pacific sardines, Sardinops sagax caeruleus, must reach a minimum spawning biomass of 20,000 short tons before initiation of a fishery.
Klingbeil, Richard A.
core   +1 more source

Status of the spawning biomass of the Pacific sardine, 1974-75 [PDF]

open access: yes, 1975
In order to initiate a fishery for the Pacific sardine, Sardinops sajax caeruleus, it is required that the spawning biomass be determined to have reached a minimum of 20,000 short tons.
Klingbeil, Richard A.
core  

A bio-economic evaluation of the potential for establishing a commercial fishery on two newly developed stocks: the Ionian Red Shrimp Fishery [PDF]

open access: yes, 2012
It has recently been shown that two deep-water red shrimp species (Aristeus antennatus and Aristaeomorpha foliacea) have the potential to support a viable fishery in the Greek Ionian Sea (eastern Mediterranean).
Alexis Conides   +18 more
core   +6 more sources

Status of the spawning biomass of the Pacific sardine, 1978-79 [PDF]

open access: yes, 1979
State law requires that the population of Pacific sardines, Sardinops sagax caeruleus, must reach a minimum spawning biomass of 20,O0O short tons before initiation of a fishery.
Klingbeil, Richard A.
core  

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