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The ecological health of the nation’s largest estuary remains stuck at a low level, according to the Chesapeake Bay Foundation.

The Annapolis, MD-based environmental group graded the Bay’s overall vitality a D+, the same lackluster mark it got in 2020.

In a note introducing its biennial State of the Bay report, CBF President & CEO Hilary Harp Falk said it “shows there is still a long way to go to create a watershed that works for all of us.”

CBF said that 7 of the 13 pollution, fisheries and habitat indicators it tracks remained unchanged, while three improved and three worsened.

Th...