Shark teeth analysis provides detailed new look at Arctic climate change
A new study shows that some shark species may be able to cope with the decreasing salinity of Arctic waters that may come with rising temperatures.
A new study shows that some shark species may be able to cope with the decreasing salinity of Arctic waters that may come with rising temperatures.
Earth Sciences
Jul 9, 2014
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Sharks were a tolerant bunch some 50 million years ago, cruising an Arctic Ocean that contained about the same percentage of freshwater as Louisiana's Lake Ponchatrain does today, says a new study involving the University ...
Earth Sciences
Jun 30, 2014
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A new study led by a University of Florida researcher uses tracking data of three shark species to provide the first evidence some of the fish swim directly to targeted locations.
Plants & Animals
Mar 9, 2011
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Some shark species are able to navigate to specific locations up to 50km away, a new study published in the British Ecological Society's Journal of Animal Ecology has found. Re-analysing tracking data from tagged sharks, ...
Plants & Animals
Mar 2, 2011
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Brazilian authorities must take a science-based approach to shark conservation, with experts warning extreme reactions to bite incidents and population growth will undermine the recovery of the fish.
Plants & Animals
Mar 15, 2024
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All of the saltwater bodies on Earth make up one big ocean. But within it, there is infinite variety—just ask any scuba diver. Some spots have more coral, more sea turtles, more fish, more life.
Plants & Animals
Jan 11, 2024
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After killing seven people in the past five years, sharks are enemy number one in France's Pacific archipelago of New Caledonia where the authorities have declared open season on the species in the hope of making beaches ...
Ecology
Sep 11, 2023
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Seagrass: green leaves swaying in the currents. Fish weave their way through, and sea turtles graze. They're always on their guard, watching out for any encroaching sharks. The seagrass' roots are hidden in the seabed, where ...
Plants & Animals
Mar 1, 2023
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Many sea turtles live their adult lives in predator-free environments due to overfishing of their main predator, the tiger shark. Because of this, it is largely unknown how sharks impact turtle grazing behavior. Wageningen ...
Plants & Animals
Dec 22, 2022
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A global wildlife summit in Panama took an important step Thursday towards upgrading protection for sharks, the ancient ocean vertebrates targeted for their fins used in a status-symbol soup.
Ecology
Nov 18, 2022
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