Appearance
They have 9 dorsal spines, 13 Dorsal soft rays, 3 anal spines, and 13 anal soft rays. Males are recognized by the grey head when seen in natural light. Body has a lined pattern until female stage. Males have orange spots along scale rows.
Behavior
"Halichoeres leucurus" can be found in coral-rich lagoon and inner channel reefs 1–15 meters deep in mixed coral and algae habitats. These fish may be found solitary or in pairs. They feed on small benthic invertebrates like nematodes, flatworms, gastrotichs, freshwater mussels, oligochaetes, and some amphipods.References:
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