Results 21 to 30 of about 323,906 (186)

The regulators and the regulated: fisheries management, options and dynamics in Kenya's Lake Victoria fishery [PDF]

open access: yes, 1997
The study divides the history of the fishery into five 'regulatory periods': the pre-colonial fishery (pre-1901), the colonial fishery (1901-1963), the post indipendence fishery (1963-1980), the Nile perch 'boom' years (1980-1989), and finally the ...
Geheb, K.
core  

STATE OF RESOURCES AND FISHERY OF MANILA CLAM RUDITAPES PHILIPPINARUM (ADAMS ET REEVE, 1848) IN THE LOSOS BIGHT AND BUSSE LAGOON (ANIVA BAY, OKHOTSK SEA) IN 2010–2016

open access: yesИзвестия ТИНРО, 2019
Landings of manila clam Ruditapes philippinarum were steady high in 2010–2016 and exceeded the recommended volume that caused deterioration of its resources in the areas of large aggregations.
A. Ch. Kim
doaj   +1 more source

Evaluation of fisheries management policies in the alien species-rich Eastern Mediterranean under climate change

open access: yesFrontiers in Marine Science, 2023
Recent decades have witnessed declines in the amount of fishing catch due to changes in the marine ecosystem of the Eastern Mediterranean Sea. These changes are mainly a consequence of direct human activities as well as global warming and the entry of ...
Eyal Ofir   +10 more
doaj   +1 more source

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.
core  

STATE OF SETTLEMENTS, RESOURCES AND FISHERY OF GRAY MUSSEL CRENOMYTILUS GRAYANUS AT THE COAST OF PRIMORSKY REGION (JAPAN SEA)

open access: yesИзвестия ТИНРО, 2019
Current state of the mussel Crenomytilus grayanus stock in the coastal waters of Primorsky Region (Japan Sea) is considered on the base of diving surveys conducted in 2007–2018.
L. G. Sedova, D. A. Sokolenko
doaj   +1 more source

THE STABILITY OF THE CRITICAL POINTS OF THE GENERALIZED GAUSE TYPE PREDATOR-PREY FISHERY MODELS WITH PROPORTIONAL HARVESTING AND TIME DELAY

open access: yesMalaysian Journal of Computing, 2021
In the marine ecosystem, the time delay or lag may occur in the predator response function, which measures the rate of capture of prey by a predator. This is because, when the growth of the prey population is null at the time delay period, the predator’s
Wan Natasha Wan Hussin   +2 more
doaj   +1 more source

PENGELOLAAN PERIKANAN BERBASIS HUKUM ADAT MELALUI MODEL CO-MANAGEMENT

open access: yesArena Hukum, 2021
This research examines the Lamaholot customary law as an idea or unwritten customary idea but contain ethics and morals, in the form of a belief system, rituals, abstinence, and sanctions, which are then accommodated into a co-model management.
Josef M Monteiro
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  

Long-term dynamics and current state of yellowfin sole Limanda aspera stocks in the waters of Sakhalin Island

open access: yesИзвестия ТИНРО, 2014
Commercial stocks of two yellowfin sole populations on the western and eastern shelves of Sakhalin Island are assessed by VPA method using the data on their size-age structure and fishery statistics for 1950-2013.
Alexander O. Zolotov   +3 more
doaj   +1 more source

How ocean warming and acidification affect the life cycle of six worldwide commercialised sea urchin species: A review

open access: yesAquaculture, Fish and Fisheries, 2023
Ongoing global changes are expected to affect the worldwide production of many fisheries and aquaculture systems. Because invertebrates represent a relevant industry, it is crucial to anticipate challenges that are resulting from the current ...
Thomas Uboldi   +3 more
doaj   +1 more source

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