We are a regional partnership working together to meet the goals of the Chesapeake Bay Watershed Agreement.

Learn More About Us

We are a regional partnership working together to meet the goals of the Chesapeake Bay Watershed Agreement.

Featured Stories

Picture of Harnessing people power to restore Lafayette River wetlands

Harnessing people power to restore Lafayette River wetlands

The Lafayette Wetland Partnership is a small but mighty community group

Picture of A powerful data set blazes an even more groundbreaking, new trail

A powerful data set blazes an even more groundbreaking, new trail

Very high-resolution land use and land cover show critical insights about the landscape of the watershed

Picture of How does rain help and hurt the Chesapeake Bay?

How does rain help and hurt the Chesapeake Bay?

Rainfall impacts salinity levels, water clarity and dissolved oxygen levels

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.

Learn more about the latest agreement

Learn More about the Chesapeake Bay

The Issues

Learn more about the complex problems facing the Chesapeake Bay.

The Watershed

Explore the 64,000-square miles that 18 million people call home.

Facts & Figures

Uncover interesting details about the Bay’s geography, flora, fauna and people.

Field Guide to the Chesapeake

Explore the Field Guide to learn about more than 250 species of birds, fish, insects, invertebrates, mammals, plants, reptiles and amphibians that live in the Chesapeake Bay region.

Visit the field guide

CRITTER OF THE MONTH

Picture of Common Milkweed

Common Milkweed

Asclepias syriaca L.

Common milkweed is a native pollinator plant that is the host plant for the monarch butterfly and source of food for many other insects.