Surface chlorophyll data were collected on May 28, 2025, while the R/V Monitor was underway collecting nutrient samples in the Providence and Seekonk River estuary. The average chlorophyll concentrations were categorized as fair in the Southern Providence River, and as good in all other areas. Overall, chlorophyll ranged from 1.35 µg/L to 13.49 µg/L with an average of 5.43 µg/L. The chlorophyll concentrations from this date are presented in the map below using Inverse Distance Weighting (IDW) interpolation.
