Scientific Name: Jorunna rubescens
Common Name: Yellowish jorunna
Adult Size: 20 – 50 mm
Depth Range: 5 – 30 m
Biotope / Habitat: Coral reefs and rocky slopes, typically seen on or near sponges, which it feeds upon
Diet: Sponge feeder, using its radula to scrape and consume sponge tissue for nutrition and chemical defense
Reproduction: Hermaphroditic; mates reciprocally, laying delicate, coiled egg ribbons in protected reef areas
Fun Fact: Jorunna rubescens has a white to yellowish body with fine, velvety textures, blending beautifully with reef sponges and offering a subtle elegance to the underwater world.
This charming nudibranch’s soft hues and fuzzy appearance make it a delightful sight for divers and underwater photographers exploring sponge-rich reef environments.