estuaries

Type(s): Concept

Definition
- Regions of interaction between rivers and near-shore ocean waters, where tidal action and river flow mix fresh and salt water. These brackish water ecosystems shelter and feed marine life, birds, and wildlife.. [EPA Terms of Environment http://www.epa.gov/OCEPAterms/]

Object id: 263
Item identifier(s):
[file:/apps/ontopia.net/tomcat/ontopia-5.3.0/topicmaps/ADL-FTT.xtm#id1104]