Trichonotus elegansis commonly referred to as Long-rayed sand-diver. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. A aquarium size of at least 2000 Liter is recommended. Toxicity: Toxic hazard unknown.
Found in coastal reef slopes and deep outer reef lagoons in current channels. Usually in large groups with several large males. Found hovering above sandy slopes. Usually forms a harem of one male-phase fish and about a dozen female-phase fish. Normally buried when no current is running