This video shows a timelapse of maps indicating the presence of foreign vessels, represented by the red dots, around and within Philippine waters. These images were generated using Visible Infrared Imaging Radiometer Suite (VIIRS), data gathered and analyzed by Karagatan Patrol. Video from Karagatan Patrol. http://www.rappler.com/nation/234689-satellite-maps-show-foreign-vessels-swarming-philippine-waters