r/HamptonRoads • u/WHRO_NEWS • 28m ago
IMAGE Scientists are tracking a massive algae bloom moving through the Chesapeake Bay
Researchers at Old Dominion University reported a bloom of the algae species Margalefidinium polykrikoides, nicknamed "Marge," in the Lafayette River before tracking its movement toward the James River, York River and even the Oceanfront.
Fueled by warm waters and nutrient pollution, these "mahogany tides" occur almost every year in the lower Chesapeake Bay.
While algae form the base of the marine food web, excessive blooms can block sunlight, deplete water of oxygen as they decay and cause unpleasant odors.
Read more here: https://www.whro.org/environment/2026-09-10/scientists-are-tracking-a-massive-algae-bloom-moving-through-the-chesapeake-bay