Where do brittle star live?

Meet the deep sea brittle star Brittle stars live on spiny sponges and other sessile animals at the bottom of the deep sea, as well as by themselves and in abundant masses directly on the seafloor.

1. When did brittle stars live?
2. What do brittle stars eat?
3. What depth are brittle stars found at?
4. Where do sea cucumbers live?
5. How do brittle stars move?
6. Do brittle stars lay eggs?
7. Do brittle stars eat fish?
8. Do brittle stars eat clams?
9. Do brittle stars bite?
10. Where are serpent stars found?
11. Do brittle stars have eyes?
12. Do brittle stars have blood?
13. How many legs does a brittle star have?

When did brittle stars live?

echinoderm: Annotated classification

Class Ophiuroidea(brittle stars or serpent stars) Fossil and living forms (Ordovician about 460,000,000...…

What do brittle stars eat?

What do they eat? Many brittle stars feed on detritus, using their arms to gather this from the surface or to filter these out of the water. Unlike sea stars, a brittle star doesn't have a groove on the underside of its arms.

What depth are brittle stars found at?

There are some 1,500 species of brittle stars living today, and they commonly are largely found in deep waters more than 500 meters (1,650 feet) down.

Where do sea cucumbers live?

Sea cucumbers are found in virtually all marine environments throughout the world, from shallow to deep-sea environments. Sea cucumbers are benthic, meaning they live on the ocean floor. However, their larvae are planktonic, meaning they float in the ocean with the currents.

How do brittle stars move?

Despite their five-way symmetry, the stars don't move according to their central axis. Instead, they move perpendicular to it using their five multijointed limbs to propel them along the seafloor.

Do brittle stars lay eggs?

Spawning. Spawning is the most common way brittle stars reproduce. Male and female brittle stars release sperm and eggs, respectively, into the water. Fertilized eggs develop into four-armed swimming larvae called ophioplutei.

Do brittle stars eat fish?

Temperament / Behavior : These brittle stars are scavengers that should feed on detritus, dead organisms, etc. They should leave corals and fish alone. ... These are known fish eaters.

Do brittle stars eat clams?

Well-Known Member. Most starfish do not eat clams. Some do and are predatory, others do not and are scavengers or detritivores. The starfish in question are small, probably micro brittle stars or asterina stars which are scavengers and are not clam predators.

Do brittle stars bite?

Yes they can sting you or even a fish, but as long as they don't get really large, they are generally considered good cleaners to have.

Where are serpent stars found?

Serpent Starfish: Natural Habitat

They're adaptable, moving across the sand, coral rubble, and rocks in intertidal zones, over coral reefs, and along seagrass beds. There are even abyssal species living as deep as 20,000 feet (6000m)!

Do brittle stars have eyes?

Red brittle star has light-sensing cells covering its body, each like a single 'pixel' A cousin of the starfish that resides in the coral reefs of the Caribbean and Gulf of Mexico lacks eyes but can still see, according to scientists who studied the creature.

Do brittle stars have blood?

Blood brittle stars burrow in oxygen-poor sediments. ... This species has hemoglobin blood which causes the tube feet to appear red.

How many legs does a brittle star have?

Brittle stars are known to either have 5/6 legs.