Scientific Name: Trivirostra corrugata
Common Name: Also known as corrugated trivellid

Size: 1 – 2 cm
Depth Range: 1 – 30 m
Habitat: Sandy bottoms, reef flats, and lagoon environments, often burrowing or partially buried
Diet: Detritivores; feed on organic debris and microalgae
Reproduction: Separate sexes; females lay eggs in capsules in sandy or rocky substrates
Fun Fact: Despite being called a “sea slug,” Trivirostra corrugata is a small gastropod in the family Triviidae, and its textured shell helps it blend in with sandy substrates!

Observation Tip: Look carefully along sandy or silty areas near reefs, especially in shallow, sheltered lagoon habitats.