The only U.S.-based location in which CORAL currently works, the Hawaiian Islands are home to hundreds of fish species, many of which can be easily seen by recreational snorkelers and divers. A popular destination for visitors from around the world, Hawaii is a migratory route for humpback whales and home to the Hawaiin monk seal, the state's only endemic marine mammal (jump to map).

Reef Biodiversity

  • Almost 25 percent of Maui’s reef fish are endemic (found only in the Hawaiian Islands).
  • More than 40 species of sharks
  • 62 species of coral
  • 400 reef fish species

Reef Facts

  • Hawaiian monk seals are among the most endangered seal species in the world and are the only marine mammal endemic to Hawaii.
  • Hawaii’s coral reefs shelter more than 700 species of fish, 400 of which can be found in waters less than 200 feet deep.
  • At least 6,000 humpback whales migrate to Hawaii each winter to mate, give birth, and care for their young.
  • Maui has approximately 100,000 permanent residents (and is the third largest island population in Hawaii).
  • The island's chief industries are tourism and the cultivation of sugarcane and pineapples.


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