Allen's Perchlet, Plectranthias alleni Randall 1980

Allen's Perchlet, Plectranthias alleni, CSIRO H 6371-10, 71.0 mm SL, west of Geraldton, Western Australia (specimen frozen for 8 years prior to photography). Source: C. Devine, CSIRO, Fig. 8, in Gill et al. (2021) Zootaxa 4918(1): 1-116. License: All rights reserved

A perchlet with a short narrow dark stripe in front of the eye, a faint dusky stripe from behind the eye across the upper side of the body, and a small faint dusky spot at the midbase of the caudal fin (stripe and spot more evident on smaller individuals).

Cite this page as:
Bray, D.J. 2021, Plectranthias alleni in Fishes of Australia, accessed 23 May 2024,

Allen's Perchlet, Plectranthias alleni Randall 1980

More Info


Endemic to south Western Australia, from off Margaret River to north of the Houtman Abrolhos.


Dorsal fin (segmented rays) 13-14; Pectoral fin 15-17, middle rays branched; Gill rakers (lower limb) 11-12; Lateral-line complete, 31-36 tubed scales; Vertebrae 10-16; no antrorse spines on ventral margin of preopercle; no scales on maxilla.


The species is named in honour of Gerald R. Allen of the Western Australian Museum who provided all of the type specimens for the description. Dr. Allen was aware that this species was undescribed when he referred his material to the author. 

Species Citation

Plectranthias alleni Randall 1980, Micronesica 16(1): 113, fig. 2. Type locality: off southwestern Western Australia, 29°09'S, 113°55'E, depth 103 m.


Bray, D.J. 2021


Atlas of Living Australia

Allen's Perchlet, Plectranthias alleni Randall 1980


Gill, A.C., Pogonoski, J.J., Moore, G.I. & Johnson, J.W. 2021. Review of Australian species of Plectranthias Bleeker and Selenanthias Tanaka (Teleostei: Serranidae: Anthiadinae), with descriptions of four new species. Zootaxa 4918(1): 1-116.

Randall, J.E. 1980. Revision of the fish genus Plectranthias (Serranidae : Anthiinae) with descriptions of 13 new species. Micronesica 16(1): 101-187 figs 1-32 See ref online

Randall, J.E. 1996. Two new anthiine fishes of the genus Plectranthias (Perciformes: Serranidae), with a key to the species. Micronesica 29(2): 113-131 See ref online

Quick Facts

CAAB Code:37311105

Depth:90-508 m

Habitat:Reef associated

Max Size:7.1 cm SL


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