estuarine mudflats and saltmarshes

Question 1

why does deposition occur in river estuaries?

Answer 1

the flow of water from the river meets with the
incoming tides and waves from the sea, water flow is ceased and the sediment can no longer be carried through suspension

Question 2

where may estuarine mudflats and saltmarshes occur behind?

Answer 2

sheltered areas behind a spit or places where there may not be ant strong tides or currents to prevent sediment deposition and accumulation

Question 3

since most sediment is small what does this lead to?

Answer 3

build up of mud

Question 4

when does deposition occur as a result of?

Answer 4

flocculation