29 Apr '12, 3pm

Shark Populations Are Plummeting in Areas Near Humans

Shark Populations Are Plummeting in Areas Near Humans

Shark populations have recently fallen by up to 90 percent in some areas. Specifically, in areas near human populations. The loss has mostly been as a result of harvesting for the fins, as a by-catch of other types of fishing, and from sport fishing. In a new study by The University of Miami’s School of Marine and Atmospheric Science, researchers have used underwater surveys conducted over the past decades to compare shark numbers at heavily human-impacted reefs to numbers near more isolated ones. “We estimate that reef shark numbers have dropped substantially around populated islands, generally by more than 90 percent compared to those at the most untouched reefs,” said Marc Nadon, lead author of the study and a scientist at the Joint Institute for Marine and Atmospheric Research (JIMAR) located at the University of Hawaii, as well as a PhD candidate with Dr. Jerry Ault a...

Full article: http://planetsave.com/2012/04/29/shark-populations-are-pl...

Tweets

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