Blackear bass (Serranus atrobranchus)

Scientific name: Serranus atrobranchus Cuvier, 1829

The Blackear bass (Serranus atrobranchus) is a marine fish of the family Serranidae. Native range: Western Atlantic, Florida and northern Gulf of Mexico in USA to northern Brazil, southern Brazil to Rio de Janeiro and Rio Grande do Sul.

Species facts

Scientific name: Serranus atrobranchus
Family: Serranidae (Sea basses: groupers and fairy basslets)
Order: Perciformes (Perch-like fish)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 19.0
Common length: 9.0
Depth range: 10–219 m (33–719 ft)
Environment: Marine; demersal; depth range 10 - 219 m, usually 10 - 90 m
Climate: Tropical
Distribution: Western Atlantic: Florida and northern Gulf of Mexico in USA to northern Brazil, southern Brazil to Rio de Janeiro and Rio Grande do Sul.
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Resilience: High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

Last updated 27 September 2026