Lettuce Sea Slug

Species information for the Lettuce Sea Slug, in the Nudibranch category.

  1. Scientific name - Elysia crispate

    Family - Elysiidae

    Common name – Lettuce Sea Slug

    Max Size – 3 in (7.5 cm)

    Range - Atlantic Ocean

    Care Level – Difficult

    Temperament – Peaceful

    Foods and feeding – This nudibranch will only eat Bryopsis sp. algae, and will starve when this food source is gone.

    Aquarium suitability -

    Reef compatibility – Yes

    Captive care – Interestingly, this nudibranch incorporates the chloroplasts from the algae it eats into its tissues, and partly relies on photosynthesis. This nudibranch only feeds on Bryopsis sp. algae and can be used to manage an infestation. But you should be able to return or rehome this nudibranch because they will starve when the infestations Is gone. They are active at night. Like all inverts, nudibranches require pristine water conditions and small amounts of nitrates or copper are fatal to them.

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    Last edited: Apr 29, 2011
    little_fish, Jan 20, 2011