Main identification features
- head and eyes largesnout strongly projecting
- chin - big sharp knob
Eyes on left side; body elongate, sharply wedge-shaped at rear; head large; eyes large, lower one slightly before upper one, narrow between them, strong bony ridge over lower eye; snout long (5.5-6.3% of SL), very strongly projecting in adults; mouth oblique, medium length, ends under front of pupil; a large pointed knob at tip of chin of adults; teeth conical, ~equally developed on both sides of jaws, in 1 series on each jaw, no canines; gill rakers long, slender, serrated 16-20 on lower arm of 1st arch; base of eye-side pelvic on midline of body; urinary papilla on blind side, immediately behind anus; dorsal fin origin slightly before upper eye, with 78-86 dorsal rays; 62-68 anal rays; pectoral on eye side longer than that on blind side, about 85% of head length; scales large, slightly rough on eye side, smooth on blind side; interorbital ridge, and dorsal and anal fins scaled; snout scaleless; lateral line 44-50 scales; lateral line ~straight, developed on both sides, from edge of opercle to tail base; tail fin rounded, 17 rays with inner 11 branched.
Eye-side dark brown; blind-side pale brown.
Size: 16.1 cm.
Habitat: sandy bottoms.
Depth: 95 m.
Known only from the Galapagos Islands.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 95 m.
Depth Range Min: 95 m.
Diet: mobile benthic worms; mobile benthic crustacea (shrimps/crabs); bony fishes.
Eastern Pacific Range: Northern limit=2; Southern limit=-2; Western limit=-93; Eastern limit=-90; Latitudinal range=4; Longitudinal range=3.
Egg Type: Pelagic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: East Pacific endemic; Tropical Eastern Pacific (TEP) endemic; All species.
Habitat: Sand & gravel; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 16.1 cm.
Regional Endemism: TEP endemic; TEP oceanic island (s) endemic; Galapagos Islands endemic; Island (s) only; Island (s); All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;
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- Hoshino, K. and Amaoka, K., 1999., Citharichthys gnathus, a new species of paralichthyid flounder (Teleostei: Pleuronectiformes) from the Galapagos Islands, eastern Pacific Ocean., Ichthyological Research, 46:371-375.
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