In the ocean. its a bar of sand in the ocean created by waves in the ocean.
sand dunes,sand bars , sand spits and barrier islands
A long, narrow island that is created by the depositing of sand in shallow water is called a "sand bar." Sand bars can be found at the mouths of rivers, as well as in lakes or oceans.
sand bars
Sand bars are located in rivers.
Yes
Slides, swings, monkey bars, sand, and people you can play with
Abrasion.
Sand is mostly found under ground.
swamps & sand bars & sheltered coves
weathering
http://wiki.answers.com/Q/Where_are_most_sand_bars_on_an_old_age_river_located"
That would be called a Lagoon.