Main identification features
- head deeptop jaw - end deep
- yellowish, dorsal and anal finsbases yellow
- adult: preopercular spine 2-3 points
- cheek scales 7-8 vertical rows
Sedora’s brotula
Body elongate and somewhat compressed; head relatively long (23.2-26.9% of SL); narrow between eyes; rear end of top jaw deep; snout rounded; a sharp spine on opercle that has 1 tip in juveniles and 2-3 tips in adult; eye relatively large (1.9-2.8% of SL); upper part of preopercle with a pore; gill rakers 12-16; origin of dorsal fin at level of middle of pectoral fins; pelvic fins inserted below rear part of head; dorsal rays 63-73; anal rays 47-54; origin of anal fin under dorsal fin rays 20-26; pectoral rays 18-21; tail fin rays 16-17; body covered with tiny overlapping scales, about 110 in midlateral series; patch of cheek scales with 7-8 vertical rows of scales; belly with scales; penis moderately long, curved, tapering, thin; 2 pairs of long pseudoclaspers associated with penis, outer pair very slender, wing-shaped, inner pair long, stalked, with 3 branches at tip, front branch curved, center branch stout, rear branch an ear-shaped flap.
Yellowish brown, white on lower part of head and belly; dorsal and anal fin bases yellowish.
Size: reaches 6.5 cm.
Inhabits shallow reefs.
Depth: 1-15 m.
The SE Gulf of California to northern Colombia.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos).
Depth Range Max: 15 m.
Depth Range Min: 1 m.
Diet: mobile benthic crustacea (shrimps/crabs); bony fishes.
Eastern Pacific Range: Northern limit=24; Southern limit=6; Western limit=-107; Eastern limit=-77; Latitudinal range=18; Longitudinal range=30.
Egg Type: Live birth; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Reef associated (reef + edges-water column & soft bottom); Rocks; Reef (rock &/or coral); Reef only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 6.5 cm.
Regional Endemism: Continent; Continent only; TEP endemic; Continental TEP endemic; Mexican + Panamic provinces endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;
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- Allen , G.R. and Robertson, D.R., 1994., Fishes of the Tropical Eastern Pacific., Crawford House Press Pty Ltd:1-332.
- Møller, P.R., Schwarzhans, W., Nielsen, J.G., 2005., Review of the American Dinematichthyini (Teleostei: Bythitidae). Part II. Ogilbia., Aqua, 10:133-207.
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