Chromis enchrysura
Yellowtail Reeffish
Collection Details
Specimens
Photos
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Records
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Pomacentridae (Damselfishes)
Chromis
Chromis enchrysura (Yellowtail Reeffish)
Description
This species account was compiled from
McEachran & Fechhelm (McEachran, J.D. and J.D. Fechhelm. Fishes of the Gulf of Mexico. University of Texas Press, Austin.)
and processed using AI-assisted text extraction.
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Characters
Several spines projecting from upper and lower margins of caudal peduncle; thin raised line running from snout over eye to base of dorsal fin; lachrymal bone not notched; jaw teeth conical and arranged in two rows; preopercular margin entire; gill rakers on first arch long and slender, 17 to 21 on lower limb; measurements (% SL): head length 29%–33%, snout length 7%–9%, eye diameter 9%–11%, upper jaw length 8%–9%, pectoral fin length 30%–32%, body depth 49%–54%; pectoral fin with 18 rays; dorsal fin with 13 spines and 11 to 13 rays; anal fin with 11 to 13 (usually 12) rays; caudal fin forked; lateral line scales 15 to 19 (usually 16 or 17); scale rows on cheek three; accessory scales in upper row five to eight
Dark blue dorsally and silvery white ventrally, with a thin, raised brilliant blue line running from upper jaw, between nares, and over eye to dorsal fin base; caudal fin yellow; color in preservative brown for adults and juveniles
Distribution
Western Atlantic from southern Florida and Bermuda; Bahamas; eastern, northern, and southern Gulf of Mexico; Antilles
Habitat Associations
Coral reefs and patch reefs between 20 and 100 m
Steep slopes
Biology
Benthic algae and zooplankton, such as copepods, decapod shrimp larvae, and molluskan egg masses
Maximum known size 105 mm SL
References
Emery 1968
Emery 1973
Hoese and Moore 1977
Hoese and Moore 1998
Emery and Smith-Vaniz 1982
Robins and Ray 1986
Allen 1991
Boschung 1992
Schaldach et al. 1997
Smith 1997
Smith-Vaniz et al. 1999
Carter 2002
Comments On Chromis enchrysura