This is a map showing the mean value for how many times the K/Cl ratio is above the seawater K/Cl mean value within a given 3 × 3 cell neighbourhood, derived from the CSIRO WASANT hydrogeochemistry. Cell resolution is 0.05º (~5 km). Areas in yellow to red indicate a higher value.

Stretched

Colour ramp: 28 rainbow_bgyr_35-85_c73 (CET Perceptually Uniform Colour Maps (colorcet.com)); low: 0.0025 – high: 155.4690

Histogram equalize stretch

Hydrogeochemistry--CSIRO WASANT