Ocean animals that spiny skin and tube feet, including sea stars, sea cucumbers, and sea urchins

Ocean animals that have an exoskeleton made of chitin.

Without this species, the ecosystem cannot be maintained, and may collapse entirely.

A marine community that is very productive and is created by giant algae.

Macroalgae that contains long, narrow blades growing from a bulbous float.

Macroalgae that is most common along the Southern CA coast. It grows up to 1 foot per day in turbulent, nutrient rich water.

One of the few kelp forest animals that can eat a purple sea urchin.

An echinoderm that eats kelp, and can grow exponentially in the absence of predators.

Marine animals that breathe air, are warm blooded, and nurse their young