Found in sandy areas of lagoons and seaward reefs. Usually caught with trawls in deeper water (Ref 90102).
Dorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 0; Anal soft rays: 11. Preopercle with a small antrorse spine. Infraorbital and suborbital ridges bearing many fine serrations. Preocular spines 2-3. Lower side of head bicarinate. Iris lappet slightly bilobed. . : elongated.
Behavioural data for Welander's flathead is currently being reviewed.
Diet information for Welander's flathead is currently being compiled.
Reproduction data for Welander's flathead is currently being compiled.
Marine; reef-associated; non-migratory; depth range 6 - 40 m . Tropical; 10°N - 15°S east to American Samoa, south to Australia.
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