Reaches in the Red, Goose, and Rabbit Rivers had waters with higher than average residue, specific conductivity, and hardness. Reaches in the Rabbit and Elm Rivers had waters with exceptionally high CV of mean monthly discharge and low average annual and May low discharges. Reaches in the Otter Tail and Red Lake Rivers had waters with exceptionally high average annual and May low discharges. Figure 25 . Canonical correspondence analysis ordination of reaches in the Red River Valley ecoregion of the Red River basin.
Points represent the weighted mean species scores for each reach.