EARTH SCIENCE > OCEANS > COASTAL PROCESSES > LAGOONS
A shallow body of seawater generally isolated from the ocean by a barrier island or coral reef, or enclosed within an atoll. A body of shallow sea water or brackish water separated from the sea by some form of barrier.
Adapted from: Garrison, T. 1993. Oceanography, An Invitation to Marine Science. Wadsworth Publishing Co. p. 521.