MPA’s – Conch herds face death by old age as young molluscs disappear

The queen of the sea, a monster mollusk that inspired its own republic in the American state of Florida, is in trouble. A marine preserve in the Bahamas, famed for its abundance of queen conches, is missing something too: young conches. Researchers studying the no-take park (where no collection of marine animals is allowed) off Exuma in the Bahamas, one of hundreds throughout the Caribbean, found that over the last two decades, the number of young has sharply declined as adult conches steadily matured and died off. The discovery also raises questions about the effectiveness of marine preserves, long viewed as a solution to reviving overfished stocks. If one of the Caribbean’s oldest and best marine preserves isn’t working to replenish one of its biggest exports – now regulated as tightly as lobster – what does that mean for other preserves and how they’re managed? click here to read the story 11:33