Results 141 to 150 of about 39,892 (308)

Assessing differences among elasmobranch nurseries to aid conservation based on a genomics framework

open access: yesConservation Biology, EarlyView.
Abstract Elasmobranch nurseries often differ in environmental conditions, demographics, and use patterns. These differences affect the distribution of genetic variation among nurseries. However, conservation and management strategies often fail to account for such differences because they are difficult to characterize.
Dominic G. Swift   +8 more
wiley   +1 more source

Sharks [PDF]

open access: yesThe American Biology Teacher, 2020
Yagnesh B Motivarash   +3 more
openaire   +2 more sources

Reconsidering the role of introduced species in the climate‐affected and highly invaded eastern Mediterranean

open access: yesConservation Biology, EarlyView.
Abstract Bioinvasions are considered mostly as a biodiversity and conservation hazard, but in specific situations, introduced species can bring ecological or socioeconomic benefits. We assessed the social–ecological role of marine introduced species in the eastern Mediterranean Sea—a global hotspot of bioinvasions and extirpations—and their potential ...
Stelios Katsanevakis   +7 more
wiley   +1 more source

Comparative review of entanglement risk assessments for cetacean conservation and management

open access: yesConservation Biology, EarlyView.
Abstract Cetacean entanglement in fishing gear remains a major global threat that exposes persistent gaps in how fisheries management frameworks manage risk to nontarget species. Ecological risk assessment (ERA) offers a structured way to link exposure and consequences to an explicit statement of risk, but entanglement risk assessments vary widely in ...
Laura Joan Feyrer   +2 more
wiley   +1 more source

Social, Economic, and Regulatory Drivers of the Shark Fin Trade

open access: yes
The demand for shark fins is arguably the most important determinant of the fate of shark populations around the world. This paper examines the role that social and economic factors in China play in driving the trade both historically and under current ...
Bjorndal, Trond   +2 more
core  

Adventure Aquarium's Hammerhead Shark - Anchor

open access: yes, 2009
Meet Anchor Adventure Aquarium's resident hammerhead shark. Hammerhead sharks can be found off the coast of New Jersey Anchor resided at Adventure Aquarium for over 20 years.
Beards, Daniel E.
core  

Evaluating the use of taxonomy in the IUCN Red List

open access: yesConservation Biology, EarlyView.
Abstract Taxonomy defines the units that conservationists strive to preserve for future generations. However, the discovery of new species and the taxonomic revision of existing species affect conservation efforts. Despite the importance of taxonomy for a species’ conservation, there is currently no overview of how those leading species extinction risk
Stephen T. Garnett   +8 more
wiley   +1 more source

Fisheries biology and management of pink snapper, Pagrus auratus, in the inner gulfs of Shark Bay, Western Australia

open access: yes, 2008
This study explored an important aspect of the basis for the highly complex population structure of pink snapper (Pagrus auratus) within the inner gulfs of Shark Bay, investigated how growth and reproduction differ among these closely-adjacent but ...
Jackson, Gary
core  

Identifying hotspots of faunal data deficiency to direct urgent research and monitoring

open access: yesConservation Biology, EarlyView.
Abstract Data deficiency is a substantial challenge for extinction risk assessments because incomplete data means we cannot accurately identify priority protected areas for conservation. Here, we use the International Union for Conservation of Nature (IUCN) distributions of amphibians, sharks and rays, fish, mammals, birds, and reptiles to identify ...
Matt W. Hayward   +4 more
wiley   +1 more source

Gluconeogenesis in the yolk syncytial layer‐like tissue of cloudy catshark (Scyliorhinus torazame)

open access: yesPhysiological Reports
Glucose has important roles in the development of zebrafish, the vertebrate animal model; however, in most oviparous animals, the amount of maternally provided glucose in the yolk is scarce.
Marino Shimizu   +4 more
doaj   +1 more source

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