It had untangled fifteen tunas, most of them carcasses, and two rays.

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But destructive fishing pressure has sharply depleted ocean wildlife, some by 90 percent in 50 years, including sharks, tunas, marlin, menhaden, groupers, snappers, tarpon, turtles, shrimp, crabs and others.

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That's because the domestic fleets were hewing to quotas mandated by the International Commission for the Conservation of Atlantic Tunas, a global economic treaty organization (a sort of NATO for fish).

FORBES: Sorry, Charlie