ANNAPOLIS, Md. (WJZ) — Thousands of dead fish were found in Sullivan Cove off the Severn River in Annapolis.

The State Department of Environment says it’s because of Tropical Storm Isaias.

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Experts say the fish suffocated because of low concentrations of oxygen in the water.

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They believe it happened because strong winds from the tropical storm stirred the water up.

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If you noticed a strange smell in the area, experts say the storm also dredged up an algae that gives off an odor, but it’s not dangerous.