Serranus drewesi Iwamoto, 2018

Family:  Serranidae (Sea basses: groupers and fairy basslets)
Max. size:  6.5 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range - 19 m
Distribution:  Eastern Atlantic: São Tomé Is.and Principe.
Diagnosis:  Dorsal spines (total): 10-10; Dorsal soft rays (total): 11-11; Anal spines: 3-3; Anal soft rays: 6-6. This species is distinguished by the following characters: D X,11; A III, 6; P 14; gill rakers 3 + 11; scales below 1D origin about 5 and below 2D 4+1+8-9; pored lateral line scales 44, circumpeduncular scales 1+9+1+10 (total 21); tubular anterior nostril, the rim is greatly elevated posteriorly and having 7-8 long cirri at tip; cycloid scales except for a hard, sharply spinulated suprascapular scale bone above the upper opening of the gill cover; a weakly emarginate caudal fin, with upper and lower lobes about equal; interradial membrane of soft dorsal and anal fins scaly on basal 1/2 to 1/3; cycloid scales covering the nape, opercle, preopercle, interopercle, mandibualr ramus, pectoral-fin base and chest; presence of a bold, black spot between the last 3 spines and first soft dorsal ray formed above broad black saddle on dorsal half of body (Ref. 118671).
Biology:  Collected from a submarine cave (Ref. 118671).
IUCN Red List Status: Data deficient (DD); Date assessed: 09 October 2018 Ref. (130435)
Threat to humans:  harmless


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