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Two New Species of from Caribbean Deep Reefs, with Comments on the Related Genus (Teleostei, Gobiidae, Gobiosomatini, Nes Subgroup)

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Journal Zookeys
Date 2023 Oct 2
PMID 37780890
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Abstract

Tropical deep reefs (~40-300 m) are diverse ecosystems that serve as habitats for diverse communities of reef-associated fishes. Deep-reef fish communities are taxonomically and ecologically distinct from those on shallow reefs, but like those on shallow reefs, they are home to a species-rich assemblage of small, cryptobenthic reef fishes, including many species from the family Gobiidae (gobies). Here we describe two new species of deep-reef gobies, and , that were collected using the submersible from rariphotic reefs off the island of Roatan (Honduras) in the Caribbean. The new species are the 11 and 12 species of the genus , and their placement in the genus is supported by morphological data and molecular phylogenetic analyses. Additionally, we also collected new specimens of the closely-related genus and species during submersible collections off the islands of Bonaire and St. Eustatius (Netherland Antilles) and included them in this study to expand the current description of that species and document its range extension from Brazil into the Caribbean. Collectively, the two new species of and new records of add to our growing knowledge of cryptobenthic fish diversity on deep reefs of the Caribbean.

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