Blue holes, like the Great Blue Hole in Belize, are vast caverns that descend into the seafloor. Sediment accumulates at the bottom of a blue hole, giving researchers a way to gauge historical ...

Beyond the beaches and resorts of the Bahamas, Andros Island is the country’s best-kept secret. A hidden world of blue and black holes pockmarks the coastline and interior. Andros has 200 blue holes, ...

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We report Quaternary vertebrate and plant fossils from Sawmill Sink, a "blue hole" (a water-filled sinkhole) on Great Abaco Island, The Bahamas. The fossils are well preserved because of deposition in ...