Stolephorus falco
Stolephorus falco Hata, Sallan & Motomura, 2026
Falcon anchovy
Stolephorus falco
photo by Harutaka Hata et al., 2026

Family:  Engraulidae (Anchovies), subfamily: Engraulinae
Max. size:  5.88 cm SL (male/unsexed)
Environment:  pelagic-neritic; marine
Distribution:  Eastern Indian Ocean: Indonesia.
Diagnosis:  This species is distinguished from its congeners by the following set of characters: 1UGR 17 or 18, 1LGR 22 or 23, 1TGR 39-41; 2UGR 13 or 14, 2LGR 20-22, 2TGR 33-36; 3UGR 10, 3LGR 12or 13, 3TGR 22 or 23; 4UGR 7 or 8 (8), 4LGR 10, 4TGR 17 or 18; scales rows in longitudinal series 31 or 32; maxilla long, 22.823.5% of SL, its posterior tip slightly not reaching to posterior margin of opercle; pelvic fin long, 11.9-12.2% of SL, its posterior tip reaching to vertical through 3rd to 4th dorsal-fin ray origin when depressed; paired dark longitudinal lines on dorsum posterior to dorsal fin, but not on anterior to dorsal fin; body scales non-deciduous, with densely reticulated grooves; head large, 26.3-27.5% of SL; and body deep, 28.8-28.9% of SL (Ref. 138764).
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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