Nishan Perera: Lionfish portrait, Negombo, Sri Lanka
Nishan Perera: Longfin batfish, Colombo, Sri Lanka
Nishan Perera: Stingray, Negombo, Sri Lanka
Nishan Perera: Moray eel and cleaner wrasse, Negombo, Sri Lanka
Nishan Perera: Blue ring angelfish, Great Basses, Sri Lanka
Nishan Perera: Coral garden, Kalpitiya, Sri Lanka
Nishan Perera: Sandperch, Negombo, Sri Lanka
Nishan Perera: Honeycomb morays, Great Basses, Sri Lanka
Nishan Perera: Lionfish, Negombo, Sri Lanka
Nishan Perera: Potato grouper, Unawatuna, Sri Lanka
Nishan Perera: Lizardfish, Colombo, Sri Lanka
Nishan Perera: Maldive anemonefish, Colombo, Sri Lanka
Nishan Perera: Tiger cardinalfish, Colombo, Sri Lanka
Nishan Perera: Diver over wreck, Colombo, Sri Lanka
Nishan Perera: Crown of trevally, Bentota, Sri Lanka
Nishan Perera: Lionfish, Bentota, Sri Lanka
Nishan Perera: Jellyfish, Batticaloa, Sri Lanka
Nishan Perera: Yellow lined goatfish, Batticaloa, Sri Lanka
Nishan Perera: Nudibranch, Negombo, Sri Lanka
Nishan Perera: Bi-color blennie, Colombo, Sri Lanka
Nishan Perera: Spindle cowrie, Colombo, Sri Lanka
Nishan Perera: Gorgonian sea fan, Colombo, Sri Lanka
Nishan Perera: Skin diving at Pigeon Island, Sri Lanka
Nishan Perera: Reefscape, Pigeon Island, Sri Lanka
Nishan Perera: Snorkeling at Pigeon Island, Sri Lanka
Nishan Perera: Pigeon Island, Sri Lanka
Nishan Perera: Coral garden, Pigeon Island, Sri Lanka
Nishan Perera: Corals at Pigeon Island, Sri Lanka
Nishan Perera: Table coral, Pigeon Island, Sri Lanka
Nishan Perera: Coral bommie and glassfish, Pigeon Island, Sri Lanka