Author: (Rüppell, 1838)
Remark: Two subspecies: <i>A. fuscus fuscus</i> (Red sea and Indian Ocean) and <i>A. fuscus holomelas<i> (Pacific) (Ref. 90102).
Comments: Adults inhabit sheltered, shallow reefs, hiding among live or dead coral branches (Ref. 1602).  From estuaries to outer reef lagoons (Ref. 48636), 2-12 m deep.  Solitary (Ref. 90102).  Oviparous.  Eggs are demersal and adhesive (Ref. 205), and are attached to the substrate via a filamentous, adhesive pad or pedestal (Ref. 94114).  Larvae are planktonic, often found in shallow, coastal waters (Ref. 94114).