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​Monitoring Programs

  • Water Quality
  • Algae
  • Bay Grasses
  • River Input
  • Bottom Dwellers
  • Special Projects
  • Bay Monitoring Home Page
  • Our Waters Home Page

Report a Bay Problem

  • Chesapeake Bay Hotline

News

  • Current Conditions
  • News and Publications
  • Chesapeake Bay Hypoxia Reports
  • Bay Grass Coverage Update
  • Research Vessel Kerhin

​Learning Resources

  • Aquatic Invasive Species
  • Chesapeake and Coastal Bay Life Guide
  • Chesapeake and Coastal Bay Life Glossary
  • Bay Grasses Identification Key
  • Bay Grasses Glossary

Committees and Work Groups

  • Aquatic Invasive Species Workgroup
  • The Lower Susquehanna River Watershed Assessment (LSRWA) Team
  • Maryland Ocean Acidification Task Force

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​Chesapeake Bay - Bay Grass Distribution

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Click on an area of the Chesapeake Bay in the table to view bay grass acreage data.

Northern Chesapeake Bay
Upper Chesapeake Bay
Upper Central Chesapeake Bay
Middle Central Chesapeake Bay
Lower Central Chesapeake Bay




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Upper Chesapeake Bay Oligohaline Tidal Fresh Bay Grass Acreage

 

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Upper Cental Chesapeake Bay Mesohaline Bay Grass Acreage

 

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Middle Cental Chesapeake Bay Mesohaline Bay Grass Acreage

 

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Lower Cental Chesapeake Bay Mesohaline Bay Grass Acreage

 

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