
Halimeda Sap Sucking Slug - Elysia pusilla
Elysia pusilla is a cryptic Sea Slug, almost all green in colour with whitish rhinopores and tiny black eyes. They lives on their food source, Halimeda algae. Small in size, up to 3 cm.
They feeds on the calcified green alga Halimeda and incorporates functioning chloroplasts into its body, thus it is known as a solar-powered sea slug. It is found in shallow water in tropical regions of the Indo-Pacific wherever its host species grows.

''Elysia pusilla'' is a species of small sea slug, a marine gastropod mollusk in the family Plakobranchidae. It is a sacoglossan.
''Elysia pusilla'' feeds on the calcified green alga ''Halimeda'' and incorporates functioning chloroplasts into its body, thus it is known as a solar-powered sea slug. It is found in shallow water in tropical regions of the Indo-Pacific wherever its host species grows.
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