Most underwater grasses didn’t fare as well in 2019 as this horned pondweed, which surrounds a boat in a tributary to the Tred Avon River in Maryland. Dave Harp

Chesapeake’s grasses hard hit by heat, high flows in 2019

by Karl Blankenship, BayJournal.com SAV in higher salinity water fared the worst Overwhelmed by record high flows and warm temperatures,

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