Fig. 5

Orthomosaic image of high-resolution waterbird habitat using image analysis software (The red circle shows that various waterbirds stay in groups). a. It was produced as orthomosaic image by PhotoScan Professional (Agisoft, Russia) after acquiring 163 photos through automatic flight of Inspire 1 (Zenmuse ×3 camera) on August 17, 2016. b. It was produced as orthomosaic image by Pix4D mapper Pro (Pix4D, Switzerland) after acquiring 163 photos through automatic flight of Inspire 1 (Zenmuse ×3 camera) on August 17, 2016