Elysia nigropunctatais commonly referred to as sap-sucking slug. Difficulty in the aquarium: There are no reports available yet that this animal has already been kept in captivity successfully. Toxicity: Toxic hazard unknown.
Nudibranch of genus Elysia feed primilary by piercing and sucking algae cells (chloroplasts).They are sap Sucking Slugs.Thats why Elysia is,like their food, often green.Young species are brownish or beige in colour.
Elysia nigropunctata has 3 notches along the edge of the parapodia, which are usually outlined in orange to pale yellow. The background is green with little white patches and black dots. The tip of the rhinophores are white and the posterior end of the foot is white.