Lettuce Nudibranch

Lettuce Nudibranch (Elysia crispata): Unique, frilly‑leaf nudibranch known for its ruffled, lettuce‑like appearance Excellent for bryopsis and hair algae control in reef tanks Peaceful, slow‑moving, and fully reef‑safe Adds striking visual interest with its vibrant greens, yellows, and blues Origin & Habitat Native to Caribbean and Western Atlantic shallow reefs Found among macroalgae beds and coral rubble zones Prefers calm to moderate flow where algae growth is abundant Temperament & Reef Safety Completely peaceful; ignores fish, corals, and invertebrates Does not sting or release toxins Safe for all reef systems, including SPS, LPS, and soft coral tanks Tank Requirements Minimum 20–30 gallons Stable parameters: 72–78°F, pH 8.1–8.4, salinity 1.023–1.025 Requires a mature tank with established algae growth Sensitive to strong powerheads — protect intakes to prevent accidents Diet Specialized feeder on bryopsis, hair algae, and certain filamentous greens May starve in ultra‑clean tanks without supplemental algae Does not eat nuisance algae like bubble algae or turf algae Benefits from refugium‑grown macroalgae if display is too clean Compatibility Safe with all peaceful reef fish Avoid aggressive wrasses or crabs that may nip at soft tissue Works well in cleanup crews focused on algae management Why Hobbyists Love It One of the few natural bryopsis‑control animals Beautiful, leaf‑like appearance that stands out in reef displays Gentle, non‑disruptive grazer