Our Territory Gunpowder RIVERKEEPER® is responsible for protecting over 800mi2 of land, including the Gunpowder, Bush, Bird, and Middle River watersheds. With the help of our staff and volunteers, Gunpowder RIVERKEEPER® monitors tidal and non-tidal sites along the Gunpowder and Bush River basins weekly throughout the summer. The economic, biological and recreational importance of the … Continue reading Monitoring