The Caloosahatchee River is a freshwater river.
The Ganges River is freshwater.
Gold fish are fresh water fish and will die in saltwater, but jelly fish are mainly saltwater fish. Yet, there is one species of jellyfish that is in a freshwater lakes , Allegheny River, Ohio River, and the Tennessee River, but it is not a true jellyfish.
fresh water
delta
Yes, the Thames is a tidal river and can have both freshwater and saltwater at different times of the day. The saltwater from the North Sea mixes with the freshwater from tributaries, creating a brackish environment in certain parts of the river.
an estuary
Ohio river
Saltwater fish have a natural habitat in the sea. Whereas, freshwater fish has a habitat in a river or a lake.
they are both saltwater and freshwater
They contain saltwater and freshwater
Most are natural freshwater, but some may be saltwater.