Subterranean Fishes of the World

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2023

ELBA Bioflux

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The olm (Proteus anguinus), also known as the "human fish" (Figure 1) is a remarkable and unusual creature adapted to cave environments. It is the only species in the genus Proteus of the family Proteidae. This aquatic salamander is primarily found in the subterranean waters of the Dinaric Alps in Europe, dwelling in dark cave systems (Kostanjsek et al 2023). Several features make the olm a fascinating example of cave adaptation

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