Voracious lionfish wreaks havoc in Florida Keys

At French Reef, 30 feet below the ocean's surface, Sea Dwellers dive instructor Dave Jefferiss was on a mission to find and capture one of the gorgeous but dreaded new invaders of the Florida Keys: a lionfish.

Return of top predators is key to ecological future

Sufficient advances have been made about the importance of top predators in ecosystem function that it's time to move from discussing the issue to acting upon it, a conservation biologist from Oregon State University suggests ...

Hong Kong bans shark fin at official banquets

Hong Kong's government said Friday it would stop serving shark fin at official functions as "a good example", following years of lobbying by conservation groups.

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