Scientific Name: Phyllidia marindica
Common Name: Marindica phyllidia

Adult Size: 20 – 50 mm
Depth Range: 5 – 30 m
Biotope / Habitat: Coral reef slopes and rocky outcrops, typically found on sponges and among reef rubble
Diet: Sponge feeder, using its radula to scrape and consume sponge tissue for nourishment and chemical defense
Reproduction: Hermaphroditic; reciprocal mating occurs, with coiled, ribbon-like egg masses laid in hidden reef areas
Fun Fact: Phyllidia marindica’s striking black and bluee coloration, with prominent yellow-tipped tubercles, make it one of the most vivid and photogenic nudibranchs on the reef!

This bold and robust nudibranch is a true highlight of the Indo-Pacific’s reef slopes, adding a dramatic splash of color to any coral environment.