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Sharks, barracuda and other large predatory fishes disappear on Caribbean coral reefs as human populations rise, endangering the region's marine food web and ultimately its reefs and fisheries.
The disappearance of sharks, barracuda and other large predators from Caribbean reefs is related to the growing human population, a Florida researcher says. Chris Stallings, a post-doctoral researcher at the Florida State University Coastal and Marine Laboratory, compared populations of 20 predatory species of fish on the reefs of 22 Caribbean countries.
- 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.