Photos: Oil in Ocean Springs, Oil Spill Action (Blog of attorney Stuart H. Smith), August 25, 2010:
New Orleans-based photographer Jerry Moran: All images taken Aug. 21 in Ocean Springs, Mississippi, Latitude 30,21.7755N, Longitude 88,46.0167W. ...
Oil appeared to be coming up from under the sand in many places.
It may have been covered by tides, as it worked its way back to the water after being pushed up into the marsh, effectively contaminating small inlet waterways.
The sand native to Ocean Springs is not red or orange as it appears in the photos, but white (see first image below and compare to other beach images).