Results 81 to 90 of about 132,288 (177)

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

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  

Catch, effort and bycatch of longline fishery in central Peru

Revista Peruana de Biología, 2014
The aims of this study is to report some characteristics of fishing trips, effort, catches, fishing areas and bycatch through observations on board and logbooks.
Liliana Ayala, Raúl Sánchez-Scaglioni
doaj   +1 more source

Predicting Optimal Targeting Strategies in Multispecies Fisheries: A Portfolio Approach [PDF]

When regulations are species specific but the species are part of a multispecies fishery, studies show that harvest rates are correlated such that net revenues attributed to each species are also correlated.
Larkin, Sherry L., Peruso, Larry, Weldon, Richard N.   +2 more
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Bluefish Fishery Management Plan

, 1982
This document is an environmental impact statement and fishery management plan for the bluefish fishery in the Mid-Atlantic region. Its primary purpose is to address the problems that could occur if the commercial fishery in the Fishery Conservation Zone

core   +1 more source

Effects of gear modifications in a North Atlantic pelagic longline fishery: A multiyear study. [PDF]

PLoS One, 2023
Lima FD, Parra H, Alves RB, Santos MAR, Bjorndal KA, Bolten AB, Vandeperre F.   +6 more
europepmc   +1 more source

Fishing Location decisions in the Chilean-Transzonal Jack Mackerel Fishery [PDF]

This study examines factors conditioning the fishing location decisions of the Chilean fleet operating in the South-east Pacific straddling jack mackerel fishery, considering voyage data for the1987-2004 period.
Julio Peña Torres, Mabyr Valderrama
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Estimating Heterogeneous Primal Capacity and Capacity Utilization Measures in a Multi-Species Fishery [PDF]

We use a stochastic production frontier model to investigate the presence of heterogeneous production and its impact on fleet capacity and capacity utilization in a multi-species fishery.
Horrace, William C., Felthoven, Ronald G., Schnier, Kurt E.   +2 more
core  

Estimating non‐US longline fishing impacts on Hawai‘i pelagic false killer whales in a transboundary assessment area

Conservation Science and Practice
Effective management of marine megafauna requires accurate assessments of anthropogenic impacts, yet accounting for non‐US fishing mortality remains a challenge when evaluating the Hawai‘i pelagic false killer whale (Pseudorca crassidens, FKW) population.
Robert N. M. Ahrens, Amanda L. Bradford, Erin M. Oleson, Emily Crigler, T. Todd Jones   +4 more
doaj   +1 more source

HAWAII LONGLINE VESSEL ECONOMICS [PDF]

Public Economics,
Hamilton, Marcia S., Curtis, Rita E., Travis, Michael D.   +2 more
core  

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

Ciencias 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, AL Vidaurri-Sotelo, H Santana-Hernández   +2 more
doaj   +1 more source