Perciformes · Perches, Scorpionfishes, Sticklebacks, and ies
23 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| African Lionfish | අප්රිකානු සිංහ මාළුවා | ஆப்பிரிக்க சிங்க மீன் | Pteropterus mombasae | LC | — | |
| Barred Soapfish | — | — | Diploprion bifasciatus | LC | — | |
| Barred-Chest Grouper | — | — | Epinephelus faveatus | LC | — | |
| Bartail Flathead | පැතලි හිස් මාළුවා | தட்டைத்தலை மீன் | Platycephalus indicus | DD | — | |
| Bluelined Rockcod | — | — | Cephalopholis formosa | LC | — | |
| Coral Grouper | — | — | Cephalopholis miniata | LC | — | |
| Devil Scorpionfish | යක්ෂ ගෝනුස් මාළුවා | பேய்த் தேள் மீன் | Scorpaenopsis diabolus | LC | — | |
| Duskytail Grouper | — | — | Epinephelus bleekeri | DD | — | |
| Foursaddle Grouper | — | — | Epinephelus spilotoceps | LC | — | |
| Goldspotted Rockcod | රන් තිත් ගල් මාළුවා | — | Epinephelus coioides | LC | — | |
| Honeycomb Grouper | — | தேன்கூட்டு கலவா | Epinephelus merra | LC | — | |
| Indian Lionfish | ඉන්දියානු සිංහ මාළුවා | இந்திய சிங்க மீன் | Pterois miles | LC | — | |
| Leopard Coralgrouper | — | — | Plectropomus leopardus | LC | — | |
| Longfin Rockcod | — | — | Epinephelus quoyanus | LC | — | |
| Longspine Grouper | — | — | Epinephelus longispinis | LC | — | |
| Lyretail Anthias | — | — | Pseudanthias squamipinnis | LC | — | |
| Malabar Grouper | — | — | Epinephelus malabaricus | LC | — | |
| Peacock Grouper | — | — | Cephalopholis argus | LC | — | |
| Redmouth Grouper | — | — | Aethaloperca rogaa | LC | — | |
| Spotfin Lionfish | ලප වරල් සිංහ මාළුවා | புள்ளித் துடுப்பு சிங்கமீன் | Pteropterus antennatus | LC | — | |
| Tomato Grouper | — | மழுவன் | Cephalopholis sonnerati | LC | — | |
| Twinspot Lionfish | ලප දෙකක් ඇති සිංහ මාළුවා | இரட்டைப் புள்ளி சிங்க மீன் | Nemapterois biocellatus | LC | — | |
| Wavy-Lined Grouper | — | — | Epinephelus undulosus | LC | — |
