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Brittle stars are related to starfish. they have five long, whip-like arms and radial symmetry they are most likely sea stars.

Any of the 2,100 live species of marine invertebrates that make up the subclass Ophiuroidea, popularly known as the brittle star or snake star (phylum Echinodermata). Their little disk-shaped bodies are clearly distinguished from the long, thin arms—usually five, frequently forked and spiky.

Brittle stars are crucial components of the Arctic food chain. They are first recognized as designers of the seafloor environment. They alter the surface of the seafloor sediment and have an impact on where other seafloor species are found.

These creatures, collectively known as ophiuroids (ophis meaning snake in Greek), are also known as serpent stars because of their lengthy arms, which resemble serpents. Brittle stars are named for how easily their arms break off when touched.

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