Physical Characteristics

An unmistakable species, with an extremely elongated body and snout (about one-fourth of the body length). Oblique terminal mouth with many minute teeth. Eyes elliptical and large. Small, single, and triangular dorsal fin located far posterior on the back, opposite to the anal fin and with 13-18 rays. Anal fin also triangular, with 13-17 rays. Pectoral fins have 15 or 16

rays. Very small pelvic fins. Caudal fin has two clear forks, with upper and lower lobes divided by a long caudal filament (formed from caudal rays, about as long as the snout). Coloration is greenish brown, with numerous blue spots and some 10 darker cross bars. Caudal filament is blue (coloration can change quickly to mach the background). Reaches up to 5.9 ft (1.8 m) without the caudal filament.

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