Sharks & rays
9 species| Photo | English | සිංහල | தமிழ் | Scientific name | IUCN | Endemic |
|---|---|---|---|---|---|---|
| Scalloped Hammerhead | — | — | Sphyrna lewini | CR | — | |
| Sharpnose Sevengill Shark | — | — | Heptranchias perlo | NT | — | |
| Shortfin Mako | — | — | Isurus oxyrinchus | EN | — | |
| Sicklefin Lemon Shark | — | பிலால் சுறா | Negaprion acutidens | EN | — | |
| Silky Shark | සිල්කි මෝරා | — | Carcharhinus falciformis | VU | — | |
| Smooth Hammerhead | — | — | Sphyrna zygaena | VU | — | |
| Spinetail Devil Ray | — | பேய் மீன் | Mobula mobular | CR | — | |
| Spot-Tail Shark | — | — | Carcharhinus sorrah | NT | — | |
| Stripenose Guitarfish | — | — | Acroteriobatus variegatus | CR | — |
