ROCK POOLS By Emily and Mathilda

What is a rock pool?  Rock pools are places by the beach where there are rocks that have a hollow filled with sea water (salt water) sea weed and sea animals. A diagram of a rock pool:

What a rock pool means What a rock pool means  It’s a fun place to visit and to look for lots of animals made up with rocks and water. Picture of waves Picture of waves

Where does rock pool water come from?  Rock pool water comes from the sea. when the tide goes out the water from the sea becomes trapped between the rocks when the tide goes out the water from the sea becomes trapped between the rocks And forms a rock pool. Some are deep and large others are small and shallow. And forms a rock pool. Some are deep and large others are small and shallow.

Where does rock pool water go.  when there is a high tide coming in rock pool water can wash back into the ocean.

What lives in rock pool.  Some of the things in rock pools are:  Sea horses  Baby Blue-ringed octopus  Shrimp  Cowfish  Hermit crab  Sea star  And lots more

Is it stable?  N N N No. because as the tide comes in and then it changes the old water to new water. some animals also get washed out or come in.

Is it Threatened?  Yes. It is Threatened because there is pollution is in the air, on the ground and in the water. Also people step in them and collect things from them because, they think it’s nice.

What Do the plants and animals need  the plants and animals need:  Salt Water  Food like some other animals and seaweed.  Habitat- rocks and places to hide Sea weed Sea weed

Carpet star  Carpet stars are brightly colored with red, orange, brown, green or blue on the top, and like to eat sea urchins.  Sea stars live in rocky shores of Eastern and Southern Australia. They can be found in rock pools.

Other information TTTTwice a day, the water rises and goes down again. The tides are caused by the pull from the gravity of the Moon and the Sun. Gravitation keeps the planets in orbit about the Sun.

High tide  W W W When the Sun and the Moon are lined up with the Earth, they have a great gravitational pull on the Earth. When this happens, it causes the water to be pulled away from the Earth.

Low tide When your area is not lined up with the Moon, you will have low tides. The low spring tides are usually the best for exploring. When your area is not lined up with the Moon, you will have low tides. The low spring tides are usually the best for exploring. low tide low tide

Bibliography The places we got our information are:  Life in a Rock Pool by Greg Pyers  Exploring Rock Pools by Ron Thomas  A Rock Pool on the Sea Shore by Sally Morgan   Australia museum online-wild kids