IUCN threat status:

Least Concern (LC)

Comprehensive Description

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  Common names: halfbeak (English), agujeta (Espanol), saltador (Espanol), pajarito (Espanol)
Hyporhamphus gilli Meek & Hildebrand, 1923

Choelo halfbeak

Elongate and slender; no teeth; lower jaw extended into a long beak, relatively short, less than twice head length; upper jaw short, triangular, covered with scales; nostrils in a pit before eye; ridge just before eye; 37-50 gill rakers; no spines in fins; dorsal and anal fins are at the rear of the body, with bases about opposite one another; dorsal 14-15 rays, origin behind anus; anal 15-18 rays, origin behind dorsal origin; pelvic fins are under the rear of the abdomen; distance from pelvic origin to tail fin base more than distance from pelvic origin to front edge of pupil in 96% of individuals (reaching to before the tip of the top jaw in some individuals), reaching between pupil and front of eye in 4%; pectoral fins high on the sides, short; tail fin moderately forked, lower lobe larger; lateral line low on side of body; scales large and smooth;  bases of dorsal and anal scaly .

Back brown, edges of scales dark, upper back with 3 narrow dark stripes; belly and sides silver; mid flank - distinct grey stripe with black top border; snout and beak black, with red tip; fins dusky to transparent.

        Size: 21 cm.

Habitat: coastal pelagic.

Depth: surface, 0-5 m?

        Southern Baja and the central Gulf of California to northern Peru, and the Galapagos.


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© 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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