Gallery description : pictures of the ocean floor
Sea Urchin which scientific name is echinoidea usually has a size 3-10cm (1.2-3.9in). Sea Urchin inhabits rocky ocean floor and coral reefs. It has a plates skin type. The life span is 15-200 years.
Facts about sea urchins
| Name | Sea Urchin |
| Phylum | Echinodermata |
| Optimum pH Level | 6.0-9.0 |
| Size | 3-10cm (1.2-3.9in) |
| Common Name | Sea urchin |
| Main Prey | Algae, fish, barnacles |
| Origin | Worldwide |
| Life Span | 15-200 years |
| Average Clutch Size | 2,000,000 |
| Predators | Fish, birds, crabs, sea otter |
| Order | Echinoida |
| Conservation Status | Threatened |
| Habitat | Rocky ocean floor and coral reefs |
| Water Type | Salt |
| Kingdom | Animalia |
| Skin Type | Plates |
| Class | Echinoidea |
| Scientific Name | Echinoidea |
Image Details
| Description | Pictures of the ocean floor. Ocean Floor by ZeroWR |
| Width | 973 pixels |
| Heigh | 691 pixels |
| File type | JPG |
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