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Seventeen out of the 39 pelagic shark species are threatened with extinction. Threats to reef sharks. As with most shark species, overfishing is by far the biggest threat to most larger reef sharks, while damage to reef and other key habitats is also having an impact.
27 de ene. de 2021 · The scalloped hammerhead is critically endangered. Scientists say sharks and rays are disappearing from the world's oceans at an "alarming" rate. The number of sharks found in the open oceans has...
Shark species are increasingly becoming threatened because of commercial and recreational fishing pressures, the impact of non-shark fisheries on the seabed and shark prey species, and other habitat alterations such as damage and loss from coastal development and marine pollution.
Learn about the great white shark, the world's largest predatory fish, and why it is at risk of extinction due to overfishing and hunting. Find out what WWF is doing to protect this endangered species and how you can help.
While the majority of shark species have sustainable populations, a number of them have been shrinking at an alarming rate. For these species, overfishing, bycatch, and shark finning are contributing factors in their decline.
27 de ene. de 2021 · Nature - The global abundance of oceanic sharks and rays has decreased by 71% since 1970 and 24 species are threatened with extinction owing to a concomitant increase in fishing pressure.
8 de sept. de 2021 · Date: September 08, 2021. More than one-third of all sharks, rays, and chimaeras (fish related to sharks and rays) are now at risk of extinction because of overfishing, according to a new study re-assessing their IUCN Red List of Threatened Species extinction risk status.
