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The Blog Aquatic

News, opinions, photos and facts from Ocean Conservancy

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Why The Nassau Grouper Needs Endangered Species Protection

Posted On December 13, 2012 by


Nothing exemplifies the challenges of managing reef fish quite like the woeful tale of Nassau grouper. Once an iconic emblem of healthy Caribbean reefs (see Carmen Yeung’s recent post on endangered corals) and a staple of subsistence fisheries, this shallow water grouper is now threatened with extinction throughout most of its natural range.

Despite its large range — and area through the Caribbean and some of North and South America’s Atlantic Ocean — several characteristics of this grouper species make it particularly vulnerable to depletion:

  • These fish grow slowly,
  • don’t reproduce until later in life,
  • appear in shallow waters close to shore and thus human populations, and
  • they are popular at the dinner table.

While these things don’t necessarily condemn a fish to threatened or endangered status, one particular trait of the Nassau grouper does: They reproduce only once per year at the same place, at the same time and they do so by the tens of thousands. Or they did.

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