Scientific Name: Gymnodoris sp.
Common Name: Unidentified yellow Gymnodoris

Adult Size: 15 – 35 mm
Depth Range: 5 – 30 m
Biotope / Habitat: Coral reefs and rocky slopes, often gliding over rubble and sandy patches in search of prey
Diet: Carnivorous; preys on other nudibranchs and small marine invertebrates, using its powerful jaws and radula
Reproduction: Hermaphroditic; mates reciprocally, laying small, coiled egg ribbons in protected reef crevices
Fun Fact: This Gymnodoris species is striking with its bright yellow body and delicate white lines, a warning that it’s a hunter, not a grazer!

This vivid nudibranch is a fascinating predator of the reef, its bold colors and streamlined shape making it a standout among the coral rubble. Divers lucky enough to spot it are in for a treat!