Image: Sea Slugs Illustration

Sea Slugs are about 4 cm long. They are often brightly coloured. They have a pair of antennae on their head. These sea slugs have a blue or blue and white underside. They are silvery-grey coloured on top. They float on the surface of the ocean belly-side up.

Illustrator:

Andrew Howells

Rights:

© Australian Museum

Common name:

Sea Slugs

Scientific name:

Glaucus atlanticus

Additional information

Sea Slugs are about 4 cm long. They are often brightly coloured. They have a pair of antennae on their head. These sea slugs have a blue or blue and white underside. They are silvery-grey coloured on top. They float on the surface of the ocean belly-side up.

Sea Slugs live around the world in temperate and tropical waters.

Sea Slugs eat Bluebottles.

Sea birds and fish eat Sea Slugs.

Sea Slugs float belly-side up to avoid being eaten by predators. Their colouring camouflages them well as they drift along on the ocean currents.

Last Updated: 7 October 2009

Tags illustration, ocean, sea, slug, marine, Wild Kids, mollusc,