Researchers on an expedition to Beagle Marine Park, Australia, stumbled across a blanket of thousands of sleepy Port Jackson sharks snoozing on the seabed.
The volume of silkies pouring out of Costa Rica sparked a CITES review of this fishery in July. Unless Costa Rica can prove its trade is not impacting silky shark populations, CITES could ban the country from exporting the species.
More than 8,000 sharks and rays died during South Australia’s toxic algal bloom, the largest known mass mortality globally, with endangered species among the fatalities.
Drones watching for sharks off Australia's east coast have filmed dozens of young hammerheads swimming together in shallow water near popular beaches.
Several years of drone records showed where these young sharks gathered and when the biggest groups appeared. The researchers say these stretches of coast may be important habitat for juveniles.
Julie Skentelbery has the details of the Marbled Electric Ray spotted
Wild blacktip sharks can detect low-frequency sounds from nearly 250 feet away, according to experiments conducted off the Florida coast. The sharks not only heard the sounds but sharply changed direction away from them, suggesting they could pinpoint where they were coming from.
Scientists have documented leopard sharks (Stegostoma tigrinum) off the coast of Samoa, providing the first verifiable evidence that the species is found in these waters.
Many shark and ray species embark on mammoth migrations. But to protect these species, we need to know not only how far an animal moves, but whether it crosses national borders.
Researchers have now documented the first known occurrences of white sharks (Carcharodon carcharias) in the Flower Garden Banks National Marine Sanctuary and surrounding outer continental shelf ecosystem, suggesting that a network of offshore reefs may form part of a seasonal migration corridor for white sharks traveling thousands of kilometers across the western North Atlantic.
A basking shark was spotted swimming near the Bedford Basin Yacht Club. (Watch Video)
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