Results 151 to 160 of about 20,395 (262)

Comparação da eficiência relativa de dois apetrechos de coleta de peixes em praias no baixo rio Purus, Amazonas, Brasil Comparison of the relative efficiency of two fishing gears in sandy beaches in lower Purus river, Amazonas, Brazil

open access: yesActa Amazonica, 2013
Apesar das praias serem consideradas um dos sete mais importantes habitats aquáticos da Amazônia, poucos trabalhos foram realizados quanto ao levantamento de sua ictiofauna, principalmente quando utilizados diferentes apetrechos de coleta.
Cleber Duarte   +2 more
doaj  

The Effects of Buy-Back Programs in the British Columbia Salmon Fishery [PDF]

open access: yes
Policymakers have implemented five distinct buybacks of either vessels or salmon licenses over the past three decades in the British Columbia (BC) salmon fishery.
Harry W. Nelson, R. Quentin Grafton
core  

Heterogeneous products and tests for an appropriate aggregation level considering different qualities: evidence from fresh hake at Barcelona’s wholesale market [PDF]

open access: yes, 2013
[cat] Aquest estudi destaca la importància de considerar un nivell d’agregació adequat en els anàlisis de demanda, ja que treballar utilitzant un nivell d’agregació inadequat pot donar lloc a estimacions esbiaixades.
Franquesa i Artés, Ramon   +1 more
core  

Mapping Mediterranean bentho‐demersal communities to better inform marine conservation

open access: yesConservation Science and Practice, Volume 8, Issue 2, February 2026.
Marine protected areas are one of the most common conservation tools being implemented worldwide to reach conservation targets, but their implementation does not usually take the heterogeneous distribution of bentho‐demersal communities into account.
Miguel López   +4 more
wiley   +1 more source

Local Permit Ownership in Alaska Salmon Fisheries [PDF]

open access: yes
Changes in ownership of limited entry permits by “local” residents of the region where a fishery occurs may have significant economic and social implications for fishery-dependent regions.
Gunnar Knapp
core  

The western blue groper (Achoerodus gouldii), a protogynous hermaphroditic labrid with exceptional longevity, late maturity, slow growth, and both late maturation and sex change [PDF]

open access: yes, 2009
The western blue groper (Achoerodus gouldii) is shown to be a temperate protogynous hermaphrodite, which spawns between early winter and mid-spring. Because A. gouldii changes body color at about the time of sex change, its color can be used as a proxy
Coulson, Peter G.   +3 more
core   +1 more source

Fisher Behavior While Illegally Fishing for Atlantic Goliath Grouper (Epinephelus itajara, Epinephelinae) on the Amazon Continental Shelf, Brazil

open access: yesFisheries Management and Ecology, Volume 33, Issue 1, Page 1-13, February 2026.
ABSTRACT In 2002, the Brazilian government banned fishing for Goliath grouper, Epinephelus itajara (Lichtenstein, 1822), through 2007. This grouper was the first fish species targeted by a specific law in Brazilian environmental legislation. Grouper stocks showed no signs of recovery, so the ban was renewed multiple times since 2007. Official estimates
Felipe Moreira de Souza   +3 more
wiley   +1 more source

Comparison of Catch Efficiency of Combined Net and Gillnets on the Çanakkale Coast

open access: yesÇanakkale Onsekiz Mart University Journal of Marine Sciences and Fisheries
This study was carried out to investigate the catch efficiency of gillnet and combined nets. The trials were carried out in fishing grounds located at the entrance of the Çanakkale Strait, especially on the shores of the Gallipoli Peninsula where ...
Meliha Arslan, Adnan Ayaz
doaj   +1 more source

Qualitative contrast comparisons of differently coloured gillnets.

open access: yes, 1979
A regularly returning problem for Norwegian gill net manufacturers has been that fishermen often change their fancy for gill net colours, and also that fishermen from different districts have separate colour preferences. This necessitates production and. stocking of a great variety of differently coloured nets, and also creates peak demands for special
Angelsen, Karl Kr., Huse, Ingvar
openaire   +1 more source

An illuminating idea to reduce bycatch in the Peruvian small-scale gillnet fishery

open access: yesBiological Conservation, 2020
A. Bielli   +7 more
semanticscholar   +1 more source

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