Results 91 to 100 of about 4,534 (243)

Maturity and Fecundity in the Rockfishes, Sebastes spp., a Review [PDF]

open access: yes, 1991
Literature was reviewed for data describing fecundity, maturity, and growth in the ovoviviparous genus Sebastes (rockfishes). Assembled data were examined for patterns associated with geographic location and fish length. Rockfishes display great range in
Haldorson, Lewis, Love, Milton
core  

Climate change alters fish community size-structure, requiring adaptive policy targets [PDF]

open access: yes, 2018
Size‐based indicators are used worldwide in research that supports the management of commercially exploited wild fish populations, because of their responsiveness to fishing pressure.
Fernandes, JA   +3 more
core   +1 more source

Relationship between fish size and otolith length for 63 species of fishes from the Eastern North Pacific Ocean [PDF]

open access: yes, 2000
Otoliths commonly are used to determine the taxon, age, and size of fishes. This information is useful for population management, predator-prey studies, and archaeological research.
Harvey, James T.   +3 more
core  

Revisiting Safe Biological Limits in Fisheries [PDF]

open access: yes, 2014
The appropriateness of three official fisheries management reference points used in the north-east Atlantic was investigated: (i) the smallest stock size that is still within safe biological limits (SSBpa), (ii) the maximum sustainable rate of ...
Coro, Gianpaolo   +3 more
core   +1 more source

Does the invasive plant Elymus athericus modify fish diet in tidal salt marshes? [PDF]

open access: yes, 2005
The invasion of Mont-Saint-Michel Bay salt marshes (France) by a grass species (Elymus athericus) has led to important changes in vegetation cover, which is likely to modify the habitat for many invertebrates.
Feunteun, Eric   +7 more
core   +3 more sources

High‐frequency aerial surveys inform the seasonal distribution of Cook Inlet beluga whales

open access: yesWildlife Society Bulletin, 2018
Management options to mitigate potential effects from the overlap of anthropogenic and marine mammal activities require understanding of species’ habitat use and movement patterns.
Nathan Wolf   +5 more
doaj   +1 more source

Regional and seasonal patterns of epipelagic fish assemblages from the central California Current [PDF]

open access: yes, 2011
The coastal Pacific Ocean off northern and central California encompasses the strongest seasonal upwelling zone in the California Current ecosystem.
Ammann, Arnold J.   +2 more
core  

Prioritization of fish communities with a view to conservation and restoration on a large scale European basin, the Loire (France) [PDF]

open access: yes, 2008
The hierarchical organization of important sites for the conservation or the restoration of fish communities is a great challenge for managers, especially because of financial or time constraints.
A Baisez   +59 more
core   +4 more sources

ОТОЛИТОМЕТРИЯ КАК ИНСТРУМЕНТ АНАЛИЗА ПОПУЛЯЦИОННОЙ СТРУКТУРЫ ТИХООКЕАНСКОЙ ТРЕСКИ GADUS MACROCEPHALUS (GADIDAE, TELEOSTEI)

open access: yesАмурский зоологический журнал, 2013
Исследовали отолиты тихоокеанской трески из 13 выборок, включавших 12 районов ее обитания в российских дальневосточных водах (от Приморья в Японском море до м.
A.M. Orlov, P.K. Afanasiev
doaj  

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