Chelidoperca formosa Tang & Ho, 2021
Taiwanese perchlet
Chelidoperca formosa
photo by Tang, C.-N.

Family:  Serranidae (Sea basses: groupers and fairy basslets)
Max. size:  6.62 cm SL (male/unsexed)
Environment:  demersal; marine; depth range - 100 m
Distribution:  Western Pacific: southwestern Taiwan.
Diagnosis:  Dorsal spines (total): 10-10; Dorsal soft rays (total): 10-11; Anal spines: 3-3; Anal soft rays: 6-6; Vertebrae: 24-24. This species is distinguished from its congeners by the following characters: the second to sixth dorsal-fin spines are distinctly long, the eighth and ninth spines distinctly short; pored lateral-line scales 35-36; scale rows between lateral line and the base of sixth dorsal-fin spine 4; lateral side of body with faint black blotches; developed gill rakers 1 (upper limb) + 7-8 (lower limb), total gill rakers 14-17; cheek scale rows 4-5; preopercular serrae 37-50; interopercular serrae 8-14; subopercular serrae 14-22; posttemporal with a small bony crest with 2-4 serrae; interorbital scales extended to or slightly posterior to the level through the mid orbits; approximately two rows of small scales on the ventral side of the angular, dentary completely naked. Colouration: body and head orange red with four faint blotches on lateral side; the soft portion of dorsal and anal fins with several yellowish stripes; upper tip of caudal fin reddish (Ref. 125677).
Biology:  Caught as by-catch of bottom-trawl fisheries (Ref. 125677).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:   

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