SeaWiFS & MODIS 4-Day Deep-Water chlor_a Image

st15 (0.01-1 mg/m^3) at36 (0.01-1 mg/m^3) at36/st15 (0.5 - 1.5) at36-st15 (-0.1 - 0.1 mW/cm^2/um/sr)