Latest Electropositive shark repellent Stories
SMART Hookâ„¢ combines two shark repellent technologies into standard fishing hooks in order to reduce the number of sharks caught from commercial fishing.
KEY WEST, Fla., May 13 /PRNewswire/ -- SharkDefense Technologies and HEFA Rare Earth Canada, Co. Ltd. announced today that shark-repellent metal alloys are available for sale.
By Joanne Kimberlin, The Virginian-Pilot, Norfolk, Va. Aug. 2--WACHAPREAGUE -- Out here on the Eastern Shore, where voracious greenhead flies rule the marsh and waves of grass roll to the sunrise, scientists are fishing for sharks so they can learn how not to catch them.
Sharks in captivity avoid metals that react with seawater to produce an electric field, a behavior that may help fishery biologists develop a strategy to reduce the bycatch of sharks in longline gear.
- A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.