Results 111 to 120 of about 12,180 (232)

Analysis of the tendency of catch per unit effort in the mexican Pacific sailfish fishery

open access: yesCiencias Marinas, 1994
Information from the logbooks of the longline fleet operating under Mexican flag from 1980 to 1990 was analyzed to determine the tendency of the catch per unit effort (CPUE) of the sailfish fishery. Multivariate analysis techniques (principal components
R Macías-Zamora   +2 more
doaj   +1 more source

Diet of oceanic loggerhead sea turtles (Caretta caretta) in the central North Pacific [PDF]

open access: yes, 2005
Diet analysis of 52 loggerhead sea turtles (Caretta caretta) collected as bycatch from 1990 to 1992 in the high-seas driftnet fishery operating between lat. 29.5°N and 43°N and between long.
Balazs, George H.   +2 more
core  

TECHNICAL EFFICIENCY OF THE LONGLINE FISHERY IN HAWAII: AN APPLICATION OF A STOCHASTIC PRODUCTION FRONTIER [PDF]

open access: yes
This paper examines the level and determinants of technical efficiency for a sample of domestic longline fishing vessels operating in Hawaii in 1993. The data on per-trip costs and revenues, fishing targets, vessel ownership, experience and education ...
Leung, PingSun, Sharma, Khem R.
core   +1 more source

Fisheries statistical bulletin, Kainji Lake, Nigeria, 1998 [PDF]

open access: yes, 1999
A tabulated summary is presented of the main fisheries data collected to date (1998) by the Nigerian-German Kainji Lake Fisheries Promotion Project, together with a current overview of the fishery.

core  

An Integrated Approach to Determining the Risk of Overexploitation for Data-Poor Pelagic Atlantic Sharks [PDF]

open access: yes, 2008
Assesses the risk of over-exploitation of sharks in Atlantic longline fisheries using three metrics based on multivariate statistics as a way to make management recommendations for species with limited data.

core  

The repulsive and feeding-deterrent effects of electropositive metals on juvenile sandbar sharks (Carcharhinus plumbeus) [PDF]

open access: yes, 2009
Reducing shark bycatch and depredation (i.e., damage caused by sharks to gear, bait, and desired fish species) in pelagic longline fisheries targeting tunas and swordfish is a priority. Electropositive metals (i.e., a mixture of the lanthanide elements
Brill, Richard   +6 more
core   +1 more source

Allocating Yellowfin Tuna Between the Multispecies Purse Seine and Longline Fleets [PDF]

open access: yes
Yellowfin tuna in the western Pacific are harvested as juveniles by purse seiners and as adults by longliners. The study presents estimates of the multi-species harvest technology of these two types of vessel operating in Papua New Guinea's Exclusive ...
Campbell, Harry F., Nicholl, R.B.
core   +1 more source

Frame survey of Kainji Lake, northern Nigeria, 1996 [PDF]

open access: yes, 1997
Since 1993, annual frame surveys have been conducted by the Nigerian-German Kainji Lake Fisheries Promotion Project to determine the distribution and number of fishing localities, fishing canoes and fishing gears around Kainji Lake, Nigeria.
Abayomi, O.S., Du-Feu, T.A.
core  

Assessing some biological aspects and the stock status of the giant catfish (Netuma thalassina Ruppel, 1837) in Gunungkidul waters

open access: yesFisheries and Aquatic Sciences
The giant catfish (Netuma thalassina Ruppell, 1837) fishery in Gunungkidul waters has contributed economically to the local community, and the fishery has intensified since the lobster fishery population has declined.
Tirtadanu   +7 more
doaj   +1 more source

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