Onigocia macrolepis (Bleeker, 1854)
Notched flathead
Onigocia macrolepis
photo by CSIRO

Family:  Platycephalidae (Flatheads)
Max. size:  17 cm TL (male/unsexed)
Environment:  demersal; marine; depth range - 130 m, non-migratory
Distribution:  Indo-West Pacific: southern Japan, South China Sea, Philippines, Indonesia, northwest shelf of Australia and Andaman Sea.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 11-12; Anal spines: 0-0; Anal soft rays: 11-13. Infraorbital ridge smooth over front half of eye, serrated posteriorly. Suborbital ridge with a distinct smooth notch below middle of eye. Antorbital margin with 2 antrorse spines. Lower side of head unicarinate. Lateral line scales frequently 37 or 38, anterior scales 2-10 (usually 2-5) scales bearing spines. Iris lappet bearing numerous short branches with bifurcate tips. Upper surface of eye with a short, branched cirrus.
Biology:  Taken by trawling over sand and mud bottoms to 130 m (Ref.9790).
IUCN Red List Status: Least Concern (LC); Date assessed: 04 March 2015 Ref. (130435)
Threat to humans:  harmless


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