IUCN threat status:

Least Concern (LC)

Comprehensive Description

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  Common names: tonguefish (English), lengua (Espanol), lengüeta (Espanol)
Symphurus elongatus (Günther, 1868)

Elongate tonguefish,     Small-eyed tonguefish

Body highly compressed,  very elongate, oval, tapers to pointed tail; tiny, very close-set eyes on left side, without cover over pupils; snout rounded; mouth small, reaches past eye, curved, strongly so on blind side, eye-side lower jaw with large fleshy crest; margin of preoperculum concealed by skin and scales; dorsal origin ~ above upper eye; dorsal rays 99-107; anal rays 83-90; dorsal and anal fins confluent with the pointed tail fin; only left pelvic fin present, 4 rays, on body midline, joined to anal fin by delicate membrane; pectoral fins absent, represented by a fine membrane; tail with 12 rays; no lateral line; scales rough, on both sides of body.

Top side pale to dark brown, at times with faint dark cross-bars; blind side white;  fins clear.

        Size: 17 cm.

Habitat: sand and mud bottoms, including estuaries.

Depth: 1-100 m.
        Eastern Gulf of California to Ecuador.   


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© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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