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Main identification features
Body very elongate (depth ~1.5% of total length), cylindrical; tail 41-46% of total length; snout sharply conical, overhanging its underside flat, with a central groove extending from the mouth to between the bases of the front nostrils; jaws short, lower jaw not reaching front nostril; teeth conical, in single series on jaws (8 on top jaw, 11 on lower), those between front of top jaws (a cluster of 3) not exposed; eye small, its center slightly before middle of top jaw; front nostril nearly flush with underside of the snout; rear nostril a small vertical slit in top lip under the eye; gill opening a crescent angled at 45 degrees, low on side; dorsal fin origin on middle of head; median fins low, extend to near tail tip, which is blunt and finless; no pectoral fins; lateral line extends nearly to tail tip, with ~170 pores, with 92 pores before anus and 9 before gill opening.
Color of preserved fish: Pale brown above lateral line, yellowish below; chin, snout and top of head brown; pores above and below eye in brown spots.
Size: reaches 41 cm.
Habitat: grey sand beach.
Depth: 0-1.5 m.
Costa Rica to northern Colombia.
Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 1.5 m.
Depth Range Min: 0 m.
Diet: mobile benthic crustacea (shrimps/crabs); bony fishes.
Eastern Pacific Range: Northern limit=10; Southern limit=6; Western limit=-85; Eastern limit=-78; Latitudinal range=4; Longitudinal range=7.
Egg Type: Pelagic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Beach; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 41 cm.
Regional Endemism: Continent only; Continent; TEP endemic; Continental TEP endemic; Panamic province endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;
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- McCosker , J. E. and Lavenberg, R. J., 2001., Gordiichthys combibus, a new species of eatern Pacific sand eel (Anguilliformes: Ophichthidae)., Revista de Biologia Tropical, 49(Supplement 1):7-11.
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