Results 41 to 50 of about 440,053 (206)
Com gestionem els recursos pesquers? [PDF]
, 2012 Investigadors de la UAB han participat en una sèrie d'estudis que tenien l'objectiu de trobar millors mètodes per gestionar els recursos pesquers. Actualment, els òrgans de gestió de la captura de peixos utilitzen índexs que no tenen en compte les ...
Da-Rocha, José Maria +1 more
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Aquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 2, February 2026.ABSTRACT Estimating population parameters is crucial for understanding species dynamics and assessing anthropogenic impacts, thereby supporting conservation efforts. We evaluate key population parameters—group structure, abundance and capture–recapture probabilities—of the Guiana dolphin in the Paranaguá Estuarine Complex and adjacent coastal waters ...
Stephane P. G. de Moura +3 more
wiley +1 more source
Report of the Inter-American Tropical Tuna Commission for the year 2008 [PDF]
, 2010 ENGLISH: The Inter-American Tropical Tuna Commission (IATTC) operates under the authority and direction of a convention originally entered into by Costa Rica and the United States. The convention, which came into force in 1950, is open to adherence by
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Enabling conditions for conservation on Indigenous and community lands
Conservation Biology, Volume 40, Issue 1, February 2026.Abstract Despite increasing evidence and general acceptance in global environmental policy of the significant role of Indigenous Peoples and local communities (IP&LC) in biodiversity conservation and climate change mitigation, an implementation gap remains between global policy and how conservation plays out on the ground.
Stephanie Brittain +3 more
wiley +1 more source
A review of the Japanese longline fishery for tunas and billfishes in the eastern Pacific Ocean, 1993-1997 [PDF]
, 2003 English: This report reviews the Japanese longline fishery in the eastern Pacific Ocean during the 1993-1997 period, extending the studies for the 1956-1992 period made by other investigators.
Bayliff, William H., Okamoto, Hiroaki
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Distribution of catch-per-unit-of-effort and fishing effort for tuna in the Eastern Tropical Pacific Ocean by months of the year 1951-1960 [PDF]
, 1962 ENGLISH: Comparison of physical and biological environmental factors affecting the aggregation of tunas with the success of fishing by the commercial fleets, requires that catch and effort data be examined in greater detail than has been presented in ...
Martin, John Wilson
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Revista Fuentes El Reventón Energético, 2022 Com o aumento da necessidade energética acompanhando o crescimento da população mundial tem-se tornado maior a preocupação com poluição, aquecimento global e queimadas.
Deisy Tellez Burgos +6 more
doaj +1 more source
Manuel Silva captura desertores
, 2021 Conforms to: doi:10.34847/cocoon.49aefa90-8c1f-3ba8-a099 ...
openaire +2 more sources
Conservation Biology, Volume 40, Issue 1, February 2026.Abstract Alaska's seascape supports globally significant seabird populations, including vulnerable and threatened species, and hosts economically important commercial fisheries and marine transportation corridors. Seasonal patterns of seabird movements and vessel traffic create a complex landscape of risk, defined as high levels of co‐occurrence ...
Kelly Kapsar +2 more
wiley +1 more source
Length-frequency estimation for yellowfin tuna (Thunnus albacares) caught by commercial fishing gear in the Eastern Pacific Ocean [PDF]
, 1992 ENGLISH: Methods of collecting samples for the purpose of estimating the numbers and weights of fish caught, by length interval, are described. Several models for two-stage sampling are described, and the equations for the estimators and their variances ...
Calkins, Thomas P. +2 more
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