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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...
27 de ene. de 2021 · 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.
Learn about the over 1,000 species of sharks and rays, their importance for marine ecosystems, and the threats they face from overfishing, demand for fins, and bycatch. Find out what WWF is doing to protect these top predators and how you can help.
8 de sept. de 2021 · A new study shows that more than one-third of these fish are at risk of extinction due to overfishing, habitat loss, and climate change. WWF urges governments and fisheries bodies to take action to stop overfishing and protect these vital ocean predators.
8 de sept. de 2021 · More than one-third of shark and ray species are now threatened with extinction, according to the IUCN Red List. Overfishing, habitat loss and climate change are the main drivers of the decline, while some tuna species have improved their status.
27 de ene. de 2021 · A new study reveals that oceanic sharks and rays have declined by 71% over half a century, mainly due to over-fishing. Three-quarters of the species studied are now threatened with extinction, and the researchers call for immediate action to secure their future.
27 de ene. de 2021 · More than three quarters of oceanic shark and ray species are now threatened with extinction, jeopardizing marine ecosystems and the food security of people in many nations. The research offers...
