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Cassiopea ornata - Jellyfish
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Cassiopea ornata

description Cassiopea ornata Overview

Cassiopea ornata is an upside-down jellyfish found in shallow Indo-Pacific waters, including sheltered lagoons and mangrove habitats. Like other members of Cassiopea, it usually rests with its bell against the substrate and its oral arms directed upward. Its tissues contain photosynthetic dinoflagellate symbionts, commonly called zooxanthellae, which provide nutrients produced from sunlight while benefiting from the jellyfish's protected environment.

help Cassiopea ornata FAQ

Where is Cassiopea ornata found?

Cassiopea ornata is found in shallow Indo-Pacific waters. It is associated with sheltered lagoons, mangrove habitats, and other warm coastal environments.

Why does Cassiopea ornata lie upside down?

Like other Cassiopea jellyfish, it usually rests with its bell against the substrate and its oral arms pointing upward. This position helps expose its photosynthetic partners to available light.

How does Cassiopea ornata get energy from light?

Its tissues contain photosynthetic symbiotic organisms that can produce energy from sunlight. The jellyfish also belongs to a group that can obtain nourishment through ordinary feeding.

Is Cassiopea ornata dangerous to touch?

Cassiopea jellyfish can release stinging cells into the surrounding water, so contact may cause irritation. It is safest to avoid touching upside-down jellyfish in shallow lagoons or mangroves.

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