Aquatic ecosystem

What’s the type of aquatic ecosystem were the fresh water and marine meet?

• Estuaries

• Rivers

• Lakes

An aquatic ecosystem is…

• Fish and frogs live there.

• Water like ocean, lake,pond,and stream,but no organisms.

• Water environment and the community of organisms live there.

Some organisms that live in lakes are :

• Sharks

• Rocks and soil

• Fish and frogs

Why is wetland important?

• wetlands helps control floods.

• Wetlands help farming.

Organisms in estuaries are adapted to..

• Frequent dry conditions

• High winds

• Changing salt levels

Which is a fresh water ecosystem?

• River

• Estuary

• Ocean

Select all of the Abiotic factors below

• Water temperature

• Salinity (salt level)

• All the plants in the ecosystem

• pH level

• Amount of light

Marine ecosystems and Estuaries are the SAME, is this statement True or False?

• True

• False

How is an estuary different from a fresh water ecosystem and a marine ecosystem?

• Estuaries ONLY fresh water

• Estuaries are a mixture of fresh water and salt water

• No living things can survive in an estuary

All of the following are examples of marine ecosystems EXCEPT

——————————————.

• Oceans

• Ponds

• Tide pools

• Coral reefs