Prognichthys glaphyrae

Common Name

Oceanic Bluntnose Flyingfish

Year Described

Parin, 1999


Dorsal Fin: 11-13
Anal Fin: 8-11 (usually 10)
Pectoral Fin: 16-19
Gill Rakers: 21-28 (first arch)
Predorsal Scales: 20-25
Transverse Scale Rows: 7-8
Vertebrae: 42-44

Body elongate with a rectangular cross-section. Head length 3.6-4.0 in SL. Eye diameter 2.8-3.2 in HL and 1.2-1.5 in post-orbital head length. Jaw teeth small and conical. Lower jaw slightly shorter than upper. Palatine teeth absent. Pectoral fins long (1.4-1.5 in SL) with first two rays unbranched, fin reaching to caudal fin base. Pelvic fins long (2.8-3.3 in SL), reaching well beyond anal fin origin, with pelvic origin nearer to anal fin than pectoral fin base. Dorsal fin low (longest ray more than 10 times in SL). Origin of anal fin behind dorsal fin (under 3rd-5th ray). Caudal fin forked with the lower lobe longer than upper. Lateral line low on side. Pectoral branch of lateral line absent. Juveniles robust and stout, with enlarged pelvic fins and no chin barbel(s).


Dark metallic blue above, abruptly paler below. Pectoral fin mostly transparent, with a grey central area. Dorsal and caudal fins gray. Anal fin transparent. Pelvic fins grayish. Small juveniles (<30mm) very dark overall. Larger juveniles (30-130mm) with 2 black areas on the pectoral fin.


Maximum size to 20cm SL.


Pelagic over deep waters. Zooplanktivorous with pelagic eggs.


Oceanic: between 30°N and 20°S in the central Atlantic, closest to land in the far northwest Atlantic, Bermuda, the Lesser Antilles, and off Brazil.


Parin, N.V. 2002. Exocoetidae (pp 1116-1134). In: Carpenter. 2002. The living marine resources of the Western Central Atlantic. Vol. 2: Bony fishes part 1 (Acipenseridae-Grammatidae). FAO Species Identification Guides for Fisheries Purposes. American Society of Ichthyologists and Herpetologists Special Publication No. 5.

Other Notes

This and P. occidentalis were split from P. gibbifrons, which is restricted to the eastern Atlantic.