Harmful algal blooms are a major concern in large waterbodies and have historically been linked with high phosphorus inputs. In Lake Erie, while extensive watershed management plans have successfully helped to reduce phosphorus loads received by the lake, HAB frequency has recently increased. Interacting biological, chemical and hydrological stressors, including flooding, water turbidity and temperature …

Photo credit: Ed Verhamme During early summer and fall of 2019, RAEON deployed three real-time buoys equipped to measure weather and water-quality parameters, including dissolved oxygen, in Lake Erie near Pelee Island. These buoys will collect data that will predict the location and movement of oxygen-depleted, or hypoxic, water in Lake Erie, a source of …