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February 24, 2023

Sea urchin populations in Florida Keys unaffected by ecosystem change

A study on sea urchins in the Florida Keys suggests that the populations of sand dollars (pictured here left and right), heart urchins (pictured center) and sea biscuits have remained stable since the 1960s despite escalating environmental stress caused by human activity.

[Research supported by U.S. National Science Foundation grants EAR 1630276 and EAR 2127623.]

Learn more in the Florida Museum of Natural History news story Sea urchins keep on trucking while other marine life languishes in the Florida Keys. (Date of image: Dec. 12, 2022; date originally posted to NSF Multimedia Gallery: Feb. 24, 2023)

Credit: Tobias Grun and Michal Kowalewski/Florida Museum of Natural History

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