Sea Anemone
Category: Saltwater Reef Fish
About
Sea anemones are colorful, flower-like marine animals related to corals and jellyfish. Despite their appearance, they are predatory animals.Scientific Name
Belongs to the order ActiniariaHabitat
Found in oceans worldwide, especially in shallow coastal waters, coral reefs, tide pools, and deep-sea environments.Conservation
Not globally threatened, but sensitive to pollution, ocean acidification, and habitat destruction due to climate change and human activity.Lifespan
Some species can live up to 50 years or more in the wild under ideal conditions.Fun Fact
Clownfish live symbiotically with sea anemones, gaining protection from predators while helping the anemone stay clean.Diet
Carnivorous – feed on small fish, zooplankton, shrimp, and other tiny marine creatures using stinging tentacles to immobilize prey.Average Size
Size varies significantly – from less than 1 inch (2.5 cm) to over 6 feet (1.8 meters) in diameter.Location / Placement info
Displayed in the Coastal Reef Exhibit, near the Ocean-View TunnelFAQ
What is the lifespan of a Sea Anemone?
Some species can live 50 years or more in the wild; in captivity, 5–20 years with care.
What do they eat?
They are carnivorous, feeding on small fish, shrimp, plankton, and meaty marine foods.
Are Sea Anemones aggressive?
They are sessile but venomous, using stinging tentacles to capture prey or defend territory.
What is the ideal tank size?
Depends on species, but typically 30–50 gallons or more with stable parameters.
Do they need a specific environment?
Yes, they need strong lighting, stable salinity, good flow, and live rock.
Do Sea Anemones move?
Yes, though mostly stationary, they can move slowly to find better conditions.
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