Pterygotrigla amaokai Richards, Yato & Last, 2003

Family:  Triglidae (Searobins), subfamily: Pterygotriglinae
Max. size:  13.88 cm SL (male/unsexed)
Environment:  benthopelagic; marine; depth range 156 - 187 m
Distribution:  Western Indian Ocean, outer continental shelf off Kenya, East Africa, and on the Saya de Malha Bank.
Diagnosis:  Vertebrae: 26-27. This species possess the following distinguishing characters: no defined cleithral spine (4-6% SL), rudiment of the spine medial to the opercular spine; absence of a black blotch on the first dorsal fin, although a red spot is present in fresh material; round scales on trunk; naked prepectoral and interpelvic area, usually scaled breast and rarely naked; scaled belly; pectoral fin usually with 13 (rarely 14) connected rays, a black blotch near base and membranes; pectoral length 35-44% SL, longest free ray 32-36% SL; 0-1 epibranchial gill rakers, 10-13 ceratobranchial gill rakers, short (2-3% SL); 27 (rarely 26) vertebrae (Ref. 54796).
Biology: 
IUCN Red List Status: Data deficient (DD); Date assessed: 21 June 2017 Ref. (130435)
Threat to humans:  harmless


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