Shoal & Stem
Back to Flora & Fauna

No photo yet

Sign in to submit the first photo

AlgaebeginnerSaltwater

Sea Lettuce

Ulva lactuca

PlantaeChlorophytaUlvophyceaeUlvaceae

📍 Worldwide — intertidal and subtidal zones

Ask Finn

Bright green, tissue-thin sheets of macroalgae familiar on coastlines worldwide. Fast-growing nutrient exporter and a relished food for tangs, urchins, and rabbitfish. Tolerates a very wide temperature and salinity range. Can become weedy if not harvested — keep export-focused.

Community Photos

0 photos

Photos are added when members log a tank with this species and upload a photo in their tank journal. Add your own tank to contribute.

No photos yet — add a tank with Sea Lettuce to be the first!

Sign in to vote.

Tips from the community 💡

0 tips

Real experiences, care advice, and keeper notes. Finn learns from these too.

Sign in to share your experience.

No community tips yet — be the first to share your knowledge!

Quick Facts

flow
moderate
note
excellent herbivore food; harvest frequently to export nutrients
role
beneficial — food and nutrient export
lightLevel
medium to high

Stats

Community tips0
Kept by0 hobbyists