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Seven armed starfish

Brittle stars, sea urchins and other starfish will want to stay out of the way of this speedy carnivorous starfish!

Enw gwyddonol

Luidia ciliaris

Pryd i'w gweld

April to October

Species information

Ystadegau

Typically up to 40cm but can reach 60cm across

Statws cadwraethol

Common

Ynghylch

The seven armed starfish likes to eat other starfish, brittle stars and urchins. Their seven arms allow them to move surprisingly quickly across the sea floor.

Sut i'w hadnabod

Orange all over the body and seven arms. Arms are long, soft and only get thinner towards the tips. Obvious white spines run around the edge of each arm.

Dosbarthiad

Found around the UK except for South East England

Roeddech chi yn gwybod?

An adult seven armed starfish can produce over 200 million eggs in a year. Only a tiny fraction will likely survive.