
Mosses, floating plants, and macroalgae
Sea Lettuce
Ulva lactuca
Photo: W.carter · CC0 · Wikimedia Commons
Key facts
- Temperature10–27 °C
- pH8–8.4
- Adult size30 cm
- Difficulty★☆☆☆☆
- WaterMarine
Full profile
- Family
- Ulvaceae
- Origin
- Cosmopolitan
- Size
- 5 – 30 cm
- Temperature
- 10 – 27°C
- pH
- 8.0 – 8.4
- Salinity
- 1.020 – 1.026
- Difficulty
- ★☆☆☆☆
- Water type
- marine
- Light
- medium – high
- Fertilization
- absorbs nutrients from the water
- Growth
- fast
- Position
- released into the sanctuary
- Propagation
- fragmentation
Notes: Green, thin, and broad leaves. A natural food source highly prized by surgeonfish and rabbitfish, and a major source of nutrients in the reef.





