Ocean colours West coast of Madagascar

Sentinel-3 OLCI FR acquired on 20 May 2017 at 06:50:12 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): ocean colour, chlorophyll, sediments, Madagascar, Boeny
Fig. 1 - Region of Boeny (NW of Madagascar) is the area of zooms (see next figures) - 10-6-3 Natural colours.
Fig. 2 - Linear stretching (left) and histogram equalisation (right) - 10-6-3 Natural colours.
Fig. 3 - Linear stretching (left) and histogram equalisation (right) - 7-6-4 Shortwave visible.
Fig. 4 - left: NDI(4,7), sediments (blue) vs. chlorophyll (green) - right: R:NDI(1-4) G:NDI(4-6) B:NDI(6-7).