Crustose, calcareous algal bloom (Ramicrusta sp.) overgrowing scleractinian corals, gorgonians, a hydrocoral, sponges, and other algae in Lac Bay, Bonaire, Dutch Caribbean


  • Ramicrusta overgrows 14 of Lac’s species of scleractinian corals including Acropora, Agaricia, and Diploria, as well as three species of gorgonians.
  • Ramicrusta grows upward from the base of coral and causes the death of grown tissues.
  • Complete overgrowth by the crustose calcareous algae may happen after several months.

Management Recommendations:


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