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Estimation of pop-up satellite archival tag initial surface position: applications for eastern Bering Sea crab research
BackgroundClimate change is resha** Bering Sea crab distributions and recent population declines have elevated the urgency in understanding spatial...
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Differences in the Diet of Reproductively Isolated Ecotypes of Killer Whales (Orcinus orca Linnaeus, 1758) in the Seas of the Russian Far East
AbstractA systematic analysis of the species composition of the prey of killer whale Orcinus orca Linnaeus, 1758 was carried out. The results of...
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Year-round movements of Long-tailed Ducks Clangula hyemalis from Kolguev Island, Barents Sea
Arctic birds migrating southwards face a multitude of challenges such as habitat loss, pollution, overexploitation of food resources and climate...
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Develo** Cultivation Systems and Better Management Practices for Caribbean Tropical Seaweeds in US Waters
At the time of writing, the Caribbean’s small countries and island nations were experiencing a loss of resources resulting from climate change,...
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Population genetic diversity and structure of the euphausiids Thysanoessa inermis and T. raschii in the Arctic Ocean: inferences from COI barcodes
Euphausiids are an ecologically significant and abundant group of marine zooplankton that form key links between primary producers and consumers in...
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Differential horizontal migration patterns of two male salmon sharks (Lamna ditropis) tagged in the Bering Sea
BackgroundThe salmon shark ( Lamna ditropis ) is a widely distributed apex predator in the North Pacific Ocean. Many salmon sharks from the eastern...
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Evaluating the use of thermal imagery to count harbor seals in aerial surveys
Aerial surveys of pinnipeds are often used to estimate abundance, a critical component of stock assessments and management decisions. In Alaska, USA,...
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Compensation for wind drift prevails for a shorebird on a long-distance, transoceanic flight
BackgroundConditions encountered en route can dramatically impact the energy that migratory species spend on movement. Migratory birds often manage...
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The summer diet of fish-eating killer whales in the Avacha Gulf of Kamchatka: Are there any preferences?
Dietary specialization has led to the origin of several ecotypes of killer whales ( Orcinus orca ). Comparing the feeding habits of different...
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Social Strategies of a Consummate Marine Predator: Mammal-Hunting Killer Whales
Wolves of the Sea is a commonly used moniker for mammal-hunting killer whales, but they are more than that with unique and blended characteristics of...
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Effects of ocean acidification on young-of-the-year golden king crab (Lithodes aequispinus) survival and growth
Ocean acidification, a reduction in the pH of the oceans caused by increasing CO 2 , can have negative physiological effects on marine species. In this...
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The combined effects of ocean warming and ocean acidification on Pacific cod (Gadus macrocephalus) early life stages
The eastern North Pacific is simultaneously experiencing ocean warming (OW) and ocean acidification (OA), which may negatively affect fish early life...
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A review of aerial survey density estimates of bearded seals (Erignathus barbatus) in the Canadian Arctic highlights important knowledge gaps and research needs
There has been significant sea ice loss in the Arctic as a result of climate change, with measurable impacts on available habitat for ice-obligate...
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Seasonal and inter-annual variation in exposure to peregrines (Falco peregrinus) for southbound western sandpipers (Calidris mauri)
BackgroundThe western sandpiper ( Calidris mauri ) is an early southbound migrant species in North America. The ‘peregrine avoidance’ hypothesis...
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Comparisons of genetic population structures of copepods Pseudocalanus spp. in the Okhotsk Sea: the first record of P. acuspes in coastal waters off Japan
Despite the ecological importance of copepods Pseudocalanus spp., no genetic analyses have been carried out for these species in the western North...
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Biogeography of Beringian fishes after the molecular revolution and into the post-genomics era
Significant progress in our knowledge of Beringian biodiversity and in the technologies available for biodiversity research has been made in the...
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Development and testing of diagnostic molecular markers to differentiate among three species of Salvelinus: Arctic char, Dolly Varden, and Bull trout
The western North American Arctic char (AC, Salvelinus alpinus ), Dolly Varden (DV, Salvelinus malma ), and bull trout (BT, Salvelinus confluentus ) are...
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Mitochondrial genome diversity and population mitogenomics of polar cod (Boreogadus saida) and Arctic dwelling gadoids
High-latitude fish typically exhibit a narrow thermal tolerance window, which may pose challenges when co** with temperatures that shift outside of...
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Using a tier classification system to evaluate the quality of bycatch estimates from fisheries
Bycatch continues to be a challenge to sustainable fisheries management (The term “bycatch” in this paper covers discards and does not include...
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A new species of Elassodiscus (Cottoidei: Liparidae) from the North Pacific with an emended diagnosis of the genus
A new snailfish, Elassodiscus nyctereutes , previously confused with Elassodiscus caudatus , is described on the basis of genetic evidence and...
