Chesapeake Bay

Our History

Our regional partnership guides the restoration and protection of the nation’s largest estuary.

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Restoring a National Treasure

Our partnership is governed by the Chesapeake Bay Watershed Agreement, which established 10 goals and 31 outcomes that guide the restoration of the Bay, its tributaries and the lands that surround them.

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Learn More About the Chesapeake Bay

The Issues

An array of complex problems threaten the health of the Bay and its wildlife.

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A farm field with lighting striking in the background, just before a rain storm.

What is a Watershed?

Over 100,000 streams, creeks and rivers drain to the Bay, making up a 64,000 square mile watershed.

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A stream with trees and shrubs on the sides.

Bay Facts

The Bay is full of interesting facts and trivia related to its history, wildlife, geography and more.

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A Chesapeake Bay blue crab sits on the wooden base of a boat.

Field Guide to the Chesapeake

Explore the Field Guide to learn about more than 300 species of birds, fish, insects, invertebrates, mammals, plants, reptiles and amphibians that live in the Chesapeake Bay region.

American wigeon
Mareca americana

Critter of the month

Wintering in the Bay, American wigeons are known for the green stripe and white spot on the heads of males.

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American wigeon takes flight.