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| Common names: herring (English), sardina (Espanol), arenquilla (Espanol) |
Odontognathus panamensis (Steindachner, 1876)
Panama longfin herring
Elongate, very compressed, slender, body depth about 4.2-4.9 in SL; top of head strongly concave; mouth strongly oblique; lower jaw projecting; upper jaw long, extending to or past gill opening; no pelvic fins; very small dorsal fin, 12 rays, behind mid-body; anal base with very long base, 61-68 rays; a strongly serrated, uninterrupted, convex keel of about 29-30 on belly.
Maximum length to 21 cm.
Inhabits coastal seas, sometimes entering brackish estuaries.
Depth: 0-10 m?
El Salvador to Colombia.