Author: Shimada & Yoshino, 1984
FBname: Long-rayed sand-diver
Comments: Found in coastal reef slopes and deep outer reef lagoons in current channels.  Usually in large groups with several large males (Ref. 48636).  Inhabits sand-rubble bottoms (Ref. 90102).  Found hovering above sandy slopes.  Usually forms a harem of one male-phase fish and about a dozen female-phase fish (Ref. 37240).  Normally buried when no current is running (Ref. 48636).