Plectranthias alleni Randall, 1980
Allen's perchlet

Family:  Anthiadidae (Fairy basslets or Streamer basses)
Max. size:  7.1 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 62 - 256 m
Distribution:  Eastern Indian Ocean: Endemic to Western Australia.
Diagnosis:  This species is distinguished from its congeners by the following set of characters: segmented dorsal rays 14 (rarely 13); pectoral rays 16 (rarely 15 or 17), middle rays branched; lateral line complete, 31-36 tubed scales; no antrorse spines on ventral margin of preopercle; no scales on maxilla; relatively distinct in having a short dark stripe in front of the eye, a faint dusky stripe from behind the eye across upper side of body, and a faint small dusky spot at midbase of caudal fin (stripes and spot better developed in small specimens) (Ref. 123579).
Biology:  Found in the continental shelf (Ref. 7300).
IUCN Red List Status: Least Concern (LC); Date assessed: 10 June 2022 Ref. (130435)
Threat to humans:  harmless


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