- Epinephelus flavocaeruleus
- EnglishName: Blue-and-yellowgrouper
- Local Name : Dhon noo faana
- Size : Common to 55 cm; max. 80 cm
- Family: Order : Specimen
- Distinctive Characters: Dorsal fin with 11 spines and 16-17 rays. Anal fin with 3 spines and 8 rays. Pectoral fin with 18-20 rays. Body depth 2.3-2.7 in standard length. Body deep and compressed. Interorbital area convex. Preopercle finely serrate. Posterior nostrils of large adults noticeably larger than anterior ones. Caudal fin truncate. Colour: Dark blue or grey with bright yellow markings. Yellow colour quite extensive in juveniles (including all fins and face) but much reduced in adults. Pelvic and caudal fins tipped with black.
- Habitat and Biology: Occurs on shallow coral reefs, adults on deeper reefs to depths of 150 m. Feeds on fishes, crustaceans and cephalopods.
- Distribution: Indian Ocean.
- Remarks: With its very distinctive colour pattern, Epinephelus flavocaeruleus is one of the easiest Epinephelus to identify. It is not so common in Maldives but is occasionally taken by fishermen.