Pyronotanthias parvirostris (Randall & Lubbock, 1981)
Sunset anthias
Pyronotanthias parvirostris
photo by Tanaka, H.

Family:  Anthiadidae (Fairy basslets or Streamer basses)
Max. size:  7.5 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 35 - 65 m
Distribution:  Indo-West Pacific: Japan south to Australia; Maldives east to Solomon Is.
Diagnosis:  Dorsal spines (total): 10-10; Dorsal soft rays (total): 15-16; Anal spines: 3-3; Anal soft rays: 7-7. Description: Characterized by male having yellowish color on upper third of side, lower body pink, magenta band between eyes, magenta band from upper eye to origin of dorsal fin; female mainly yellow or yellow orange color; presence of fleshy protuberance at front of upper lip in male; longest third dorsal spine, not prolonged; lunate caudal fin with short filamentous tips in male (Ref. 90102).
Biology:  Rarely seen because of small size and deepwater habitat. Usually in depths over 40 m and more common in 50-60 m range where it forms small groups that swim close to the substrate (Ref. 48635); may also occur in aggregations above patch reefs on sand or rubble seaward slopes (Ref. 9710).
IUCN Red List Status: Least Concern (LC); Date assessed: 12 March 2015 Ref. (130435)
Threat to humans:  harmless


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