Types of Estuaries: Links for Students
Classifying Estuaries by Geology
Estuaries are typically classified by their existing geology or their geologic origins. The five major types of estuaries classified in this way are coastal plain, bar-built, delta, tectonic, and fjord. View animations to learn more about each of these.
http://oceanservice.noaa.gov/education/kits/estuaries/
estuaries04_geology.html
Features: Graphics/Multimedia
Kachemak Bay National Estuarine Research Reserve (NERR), Alaska
Kachemak Bay is the largest estuarine research reserve in the NERR system. It is also one of the most productive, diverse, and intensively used estuaries in Alaska.
http://nerrs.noaa.gov/KachemakBay/welcome.html
South Slough NERR, Oregon
South Slough is an example of a drowned river mouth estuary. It contains upland forests, freshwater wetlands and ponds, salt marshes, mud flats, eelgrass meadows, and open water habitats.
http://nerrs.noaa.gov/SouthSlough/welcome.html
Features: A Bit of History
Weeks Bay NERR, Alabama
Weeks Bay is a small estuary receiving fresh water from the Magnolia and Fish rivers. It is fringed with marsh and swamp.
http://nerrs.noaa.gov/WeeksBay/welcome.html
Features: A Bit of History
Old Woman Creek NERR, Ohio
Old Woman Creek is the only Great Lakes type freshwater estuary in the NERR System. The reserve features freshwater marshes, swamp forests, a barrier beach, upland forest, estuarine waters, stream and nearshore Lake Erie.
http://nerrs.noaa.gov/OldWomanCreek/welcome.html
Features: A Bit of History
Tijuana River NERR, California
The Tijuana River Reserve is located in a highly urbanized environment. The reserve encompasses beach, dune, mudflat, saltmarsh, riparian, coastal sage, and upland habitats surrounded by the growing cities of Tijuana, Imperial Beach, and San Diego.
http://nerrs.noaa.gov/TijuanaRiver/welcome.html
Features: A Bit of History
Sapelo Island NERR, Georgia, Site Description
This page contains a description for a sand-sharing system estuary. There are good links to descriptions of the flora and fauna found in the reserve.
http://nerrs.noaa.gov/SapeloIsland/Overview.html
Features: Data Sources, A Bit of History
Chesapeake Bay Program: The Estuary System
The Chesapeake Bay is the largest of 130 estuaries in the United States. About half of its water volume is salt water from the Atlantic Ocean. The other half drains into the bay from its enormous 64,000 square mile watershed. Learn about the complex web that makes up this ecosystem.
http://www.chesapeakebay.net/estuarysystem.aspx?menuitem=14605
Features: Graphics/Multimedia


