Species: Serranus flaviventris, Twinspot Bass
rear belly: prominent white bar
C base: 2 indistinct oceli

Serranus flaviventris (Cuvier, 1829)
Twinspot Bass
Body elongate, moderately compressed; snout shorter than eye; rear of top jaw exposed when mouth closed, without accessory bone above it; 3 opercular spines well developed, middle spine straight; preopercle regularly serrated, no spur with enlarged spines; gill rakers 15-18; dorsal fin X,12-13; anal fin III, 6-8; pelvics inserted before pectoral base; pectoral fin 16-17; tail with bluntly staight edge, 13-15 branched rays; scales very rough, relatively large, 6-7 rows of scales on cheek; 39-44 pored lateral line scales; top of head without scales.
Head and body pale brown, with a dense scattering of small dark brown spots; rear of belly with a bright white bar; base of tail fin with 2 prominent black & clear ocelli; spiny dorsal fin with a large black blotch at the front, a small one behind, 2 smaller blotches on the soft dorsal.
Reaches 7.5 cm.
Reef associated; rocky areas with sand & rubble; seagrasses; sand and sand/mud bottoms.
Depth range: 2-402 m.
The SE Gulf of Mexico and the Caribbean to Brazil.

High Resolution Map Download
- Salinity
-
- Brackish
- Marine
- Inshore/Offshore
-
- Inshore
- Inshore Only
- Water Column Position
-
- Bottom
- Habitat
-
- Rocks
- Sand & gravel
- Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
- Submerged vegetation
- Bivalves & sea cucumbers
- Corals
- Estuary
- Mud
- Reef (rock/coral/oyster)
- Reef and soft bottom
- Reef associated (reef + edges-water column & soft bottom)
- FishBase Habitat
-
- Reef Associated
- Feeding Group
-
- Carnivore
- Data
- Diet
-
- Data
- Bony fishes
- Mobile benthic crustacea (shrimps/crabs)
- Egg Type
-
- Data
- Pelagic
- Pelagic larva
- Global Endemism
-
- All species
- Greater Caribbean non-endemic
- West Atlantic Endemic
- Regional Endemism
-
- Also in Brazil
- Continent
- Continent + Island (s)
- Extends South of GC
- GC non-endemic
- Island (s)
- All species
- Residency
-
- Resident
- Climate Zone
-
- Equatorial (0-10N, Costa Rica / Venezuela)
- Subtropical (23-35N, Florida / Carolinas / Bermuda)
- Tropical (10-23N, Nicaragua / Cuba)
- IUCN Red List
-
- Least concern
- Listed
- CITES
-
- Not listed
- Length Max
-
- 7.5
- Depth Range Min
-
- 2
- Depth Range Max
-
- 402