Codium arabicum, commonly known as green sea cushion,[1] is a species of seaweed in the Codiaceae family.

[2] The seaweed has a dorsiventral and applanate thallus that typically grows to a width of 12 centimetres (5 in).

[2] The dark green thallus forms an amorphous and somewhat convoluted mass that has a spongy texture which.

The mass is made up of a central medulla and cortex.

Along the east coast of Africa, most Asian coastlines, Australia and New Zealand, South America on the Chilean coast and many islands in the Pacific.