Shark Artifacts, Legal Issues at SeaWorld and Catch Limits

Written by on April 4, 2013 in Marine Life

Daily Summary

Artefacts offer Pacific shark species absence clues

By studying 19th century tools, researchers have found that spot-tail and dusky sharks used to populate the reefs in the Central Pacific near the Gilbert Islands. Using ancient artifacts can be an incredibly effective research technique because it can tell researchers what species were around at that time. According to the researchers, sharks played an important role in the ecology and culture of the time. And in addition, the results will help managers evaluate the success of conservation measures.

Shark tooth weapons from the Gilbert Islands at the Peabody Museum, Salem.

Shark tooth weapons from the Gilbert Islands at the Peabody Museum, Salem.

EXCLUSIVE: SeaWorld’s Behind-the-Scenes Fight to Keep Trainers Dangerously Close to Killer Whales

Check out TakePart’s article on the current negotiations going on between SeaWorld and officials at the Occupational Safety and Health Administration (OSHA). The negotiations involve SeaWorld wanting to keep their trainers close to orcas during certain parts of the show, even though that has been declared a safety hazard and is forbidden by the OSHA. To learn more, check out this post: John Hargrove on “Drywork” Risk.

Orca performing at SeaWorld in California.

Orca performing at SeaWorld in California. Photo credit: Images by John ‘K’ via photopin cc

GAO will study government’s fish-counting methods

The Government Accountability Office has agreed to review how the federal government calculates fish stocks in the Gulf of Mexico and South Atlantic. The accuracy of these fish counts, which are used to determine catch limits, has long been debated by environmentalists and the fishing industry.

Thriving Microbial Life in the Planet’s Deepest Oceanic Trench

Can you name the deepest part of the ocean? Take a look at The World’s latest Geo Quiz to find the answer! Or, listen to the following audio clip.

Copyright © 2013 by Marine Science Today, a publication of Marine Science Today LLC.

About the Author

About the Author: Emily Tripp is the Publisher and Editor of MarineScienceToday.com. She holds marine science and biology degrees from the University of Miami's Rosenstiel School of Marine and Atmospheric Science. She is also a PADI diver and dog lover. .

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