Shorefishes of the Greater Caribbean online information system

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Species: Bathyanthias mexicanus, Yellowtail bass

All Families:   All Genera:   All Species:

red; C yellow, tips black
head: 2 yellow lines
D 14-15
gill rakers 18-23
pectoral 14-16
LL 43

Bathyanthias mexicanus Schultz 1958

Yellowtail bass

Body moderately elongate and compressed; head pointed, curved upper profile; eye moderate; front nostrils distinctly tubular, nearer lip than are rear nostrils; mouth moderately large, slightly oblique, lower jaw slightly projecting; rear of top jaw exposed when mouth closed, corner with weakly developed hook; rear edge of preopercle serrated; no prominent spines on opercle; 18-23gill rakers; dorsal fin VIII, 14-15, weakly notched between spiny and soft parts; anal fin III, 8; pectoral fin 14-16; anus near origin of anal fin; tail slightly forked; lateral line in a broad arch to tail base, 43 pored scales.

Body pale red chest silver white; head with two yellow lines, from snout to lower edge of eye, from eye to upper edge of opercle; dorsal fin reddish, with yellow margin; anal fin pale yellow to reddish; tail fin yellow, upper and lower rays with black tips.

Reaches 15 cm

Trawled on soft bottoms.

Depth range: 27-429 m.

The Gulf of Mexico to Surinam

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Species Data Create Report Export as Word File Export as Excel File
  • Marine Only
  • Marine
  • Inshore
  • Offshore
  • In & Offshore
Water Column Position
  • Bottom
  • Bottom only
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Pelagic
  • Pelagic larva
  • Data
Global Endemism
  • Greater Caribbean endemic
  • West Atlantic Endemic
  • All species.
Regional Endemism
  • GC endemic
  • Gulf of Mexico endemic
  • All species..
  • Continent
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 15
Depth Range Min
  • 27
Depth Range Max
  • 429