Trillium Learning conducted an Invasive Species test on Dec. 3, 2015 at the Trotters Park Retention Pond in Orlando, Florida. 

NDVI (Normalized Difference Vegetation Index): Trotter Park, Orlando, FL, taken with Sentera NDVI sensor on a DJI Phantom 3. Note that the brightest reflections from NIR and Color represent algae above water; all other objects are under water. Pond Fly-around movie at bottom of page.

Orthomosaic from 98 Images, taken at 200’ altitude

Selected Area 1

                                  Trotter Pond RGB                                                                       NIR                                                                                      Color

Selected Area 2

                                            RGB                                                                                     NIR                                                                                   Color     

Trotters Pond Fly-around (3D mesh with Point Cloud) – 7MB please be patient for download depending on available bandwidth