What is the difference between a lagoon, lake, pond and river?

Lagoon Lagoon is a water body that is formed near coastal areas. It is shallow and has a small link with sea or the ocean though it is also separated from the ocean water with reefs or a low sandbank. read more

• Lagoon is a type of saltwater lake that is formed by the waves of the ocean. • Lagoon is close to the ocean, whereas lakes are far away from oceans. • Lagoon is saltwater body, whereas lakes are mostly freshwater bodies. read more

Now, one lagoon can transfom itself to be a lake (with salt water) when the send wall rises and there is no more contact between and water in the sea and the lagoon (that is during high tide). A lake is basen filled with water which can be fresh or salty. read more