The HOV Alvin starting an engineering dive off the coast of San Diego on 8142010 The dive was multipurpose but DSPL was present as they were testing a Matrix 3R system as the sole illumination source for the dive
The HOV Alvin starting an engineering dive off the coast of San Diego on 8142010 The dive was multipurpose but DSPL was present as they were testing a Matrix 3R system as the sole illumination source for the dive