Acanthuriformes · Butterflyfishes, Angelfishes, and ies
13 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Scissor-Tailed Fusilier | — | — | Caesio caerulaurea | LC | — | |
| Semicircle Angelfish | අර්ධ වෘත්තාකාර දේවදූත මාළුවා | அரைவட்ட தேவதை மீன் | Pomacanthus semicirculatus | LC | — | |
| Sharptooth Snapper | — | — | Pristipomoides typus | LC | — | |
| Silver Moony | රිදී සඳ මාළුවා | — | Monodactylus argenteus | LC | — | |
| Smalltooth Emperor | — | — | Lethrinus microdon | LC | — | |
| Spangled Emperor | — | — | Lethrinus nebulosus | LC | — | |
| Speckled Butterflyfish | ලප සමනළ මාළුවා | புள்ளி பட்டாம்பூச்சி மீன் | Chaetodon citrinellus | LC | — | |
| Speckled Snapper | — | — | Lutjanus rivulatus | LC | — | |
| Spotted Scat | — | புள்ளி இலத்தி | Scatophagus argus | LC | — | |
| Spotted Sicklefish | තිත් සහිත දෑකැති මාළුවා | — | Drepane punctata | LC | — | |
| Spotted-Face Surgeonfish | — | — | Acanthurus maculiceps | LC | — | |
| Striped Large-Eye Bream | — | — | Gnathodentex aureolineatus | LC | — | |
| Striped Surgeonfish | — | — | Acanthurus lineatus | LC | — |
