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Extinction risk and conservation of the world’s sharks and rays
The rapid expansion of human activities threatens ocean-wide biodiversity. Numerous marine animal populations have declined, yet it remains unclear whether these trends are symptomatic of a chronicExpand
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The Impact of Conservation on the Status of the World’s Vertebrates
Assessing Biodiversity Declines Understanding human impact on biodiversity depends on sound quantitative projection. Pereira et al. (p. 1496, published online 26 October) review quantitativeExpand
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Global Conservation Priorities for Marine Turtles
Where conservation resources are limited and conservation targets are diverse, robust yet flexible priority-setting frameworks are vital. Priority-setting is especially important for geographicallyExpand
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Regional Management Units for Marine Turtles: A Novel Framework for Prioritizing Conservation and Research across Multiple Scales
Background Resolving threats to widely distributed marine megafauna requires definition of the geographic distributions of both the threats as well as the population unit(s) of interest. In turn,Expand
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Life History of Spiny Dogfish off the Northeastern United States
Abstract This report describes the age, growth, and reproductive biology of the spiny dogfish Squalus acanthias off the northeastern U.S. Analysis of growth rings on dorsal fin spines yielded yonExpand
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Sharks, rays and chimaeras : the status of the chondrichthyan fishes
Many shark populations are in serious decline worldwide with little shark fisheries management in place. The IUCN Shark Specialist Group has compiled a Global Status Report for Chondrichthyan FishesExpand
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World phylogeography and male‐mediated gene flow in the sandbar shark, Carcharhinus plumbeus
The sandbar shark, Carcharhinus plumbeus, is a large, cosmopolitan, coastal species. Females are thought to show philopatry to nursery grounds while males potentially migrate long distances, creatingExpand
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Genetic population structure of the shortfin mako (Isurus oxyrinchus) inferred from restriction fragment length polymorphism analysis of mitochondrial DNA
Pour l'etude de la structure genetique de la population de requin-taupe bleu (Isurus oxyrinchus), on a utilise l'analyse du polymorphisme de la longueur des fragments de l'ADN de mitochondries,Expand
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LIFE HISTORY, FEEDING HABITS, AND FUNCTIONAL MORPHOLOGY OF JUVENILE SCIAENID FISHES IN THE YORK RIVER ESTUARY, VIRGINIA1,2
Four abundant sciaenid fishes, Cynoscionregalis, Bairdiellachrysoura, Micropogoniasundulatus, and Leiostomusxanthurus, use the York River, Va., as a nursery ground and as an adult seasonal feedingExpand
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Age and Growth of the Sandbar Shark, Carcharhinus plumbeus, before and after Population Depletion
Recent studies have shown that by 1991 the sandbar shark (Carcharhinus plumbeus) population along the Atlantic coast of the United States had declined in abundance to approximately 20% of its levelExpand
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