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The smalltooth sawfish is the first documented examples of viable parthenogens living in a normally sexually reproducing wild vertebrate.
Read moreThe shark travelled from the chilly waters off Nova Scotia to the warm, inviting ocean near Venezuela to the clear waters of Puerto Rico and then north again to the waters where he was first caught.
Read moreThe Texas House of Representatives passed a bill that could make it illegal to buy or sell shark fin in Texas.
Read moreAccording to new research, warm-bodied fish such as the Great White shark can swim more than twice the speed as other colder-bodied species, a characteristic shared with some species of tuna and sharks.
Read moreSince his riveting meeting with the hammerhead shark at the age of 20, Gruber had focused on trying to learn all he could about sharks. Yet his interest had not extended to conservation.
Read moreShark dives provide an excellent way to meet a lot of sharks, and represent a unique situation in which sharks are treated well by humanity.
Read moreResearching the intelligence of the grey bamboo shark a team of researchers at Rheinische Friedrich-Wilhelms-University in Bonn, Germany showed that sharks could be trained to recognise and remember shapes for an extended period of time.
Read moreFlorida again led the United States in shark attacks last year, with 28 incidents and no fatalities.
Read moreCounting "band pairs," which are series of rings that alternate between translucent and opaque within the sharks' vertebrae scientists looked at band-pair data from 77 sharks that were captured between 1963 and 2010.
Read moreFor Gruber, the study of sharks was more than a profession—it was a calling. He grew up in love with the sea from the earliest age and was already avidly collecting seashells and swimming at the age of three.
Read moreEver since I started diving, I’ve been an elasmobranch fan. On my open water qualifying dives, I saw sand tiger sharks on every dive.
Read moreThe curious shape of the hammerhead shark has aroused much speculation over the years and it is now widely recognized that the shape of the wide hammerhead shape (called the cephalofoil), has adapted over the millions of years to be aid-specific t
Read moreThe trip started off on a somewhat chaotic note. The marina in West Palm Beach, our point of embarkation, was temporarily undergoing construction making the vessel, Dolphin Dream, difficult to locate.
Read moreAs a young man growing up in Florida, he loved to dive, and often went off for weekends of scuba diving and spear fishing on a 30m schooner called the Blue Goose.
Read moreAs the saying goes, you are what you eat. Researchers at Stanford University's Hopkins Marine Station are using this adage to better understand the life history of the salmon shark.
Read moreShark Tales, in X-ray Magazine's last issue, #63, focused on pain in fish and sharks, and included a short piece on mating behaviour.
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