| Family: |
Plesiopidae (Roundheads), subfamily: Acanthoclininae |
| Max. size: |
2.4 cm SL (male/unsexed) |
| Environment: |
reef-associated; marine; depth range 0 - 18 m, non-migratory |
| Distribution: |
Western Pacific: Philippines, Moluccas, southern Japan, Izu Islands, and Marshall Islands. |
| Diagnosis: |
Dorsal spines (total): 19-21; Dorsal soft rays (total): 3-5; Anal spines: 8-10; Anal soft rays: 3-5. Nearly all black, but a thin white line over the back from the tip of the snout and along the tips of the dorsal fin spines (Ref. 48635).
Description: Characterized by vertebrae 13+15-17; tubed lateral line scales 7-11; sensory pores on dentary 4; without papillae present on head; depth of body at origin of dorsal fin 4.0-4.4 in SL (Ref. 90102). |
| Biology: |
Cryptic and rarely seen (Ref. 90102). Adults are found in shallow wave-washed seaward reefs; also in sheltered rubble reef slopes to at least 20 m depth (Ref. 48635). Eggs are guarded by the male parent (Ref. 205). |
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
| Threat to humans: |
harmless |
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