A level 9696

A level 9696

Embryo dune

Yellow dune

Grey dunes

Open Ended

Can you name 4 countries that begin with B and end with A ?

Coastal saltmarshes- sedimentation

Intertidal

- Covered by salt water

- Have a short period of uncover

For intertidal areas we need plants which...

will trap more mud and be stable for salty water

Blue Green Algae

Zostera

When level of mud builds up

Salicornia

As a next step we wil have Sward zone

Sward zone

can be covered by water only for an hour a day

When tide retreats we will have creeks

Last stage with woodland or shrubs - Climax vegetation