discodoris flat tropical nudibranch

animal animals aquatic artistic beauty benthic bohol boholiensis bottom brown close colorful crawling discodoris diving dorid exotic flat flattened focus gastropod gills habitat indonesia intertidal life macro marina mollusk nature nudibranch ocean pastel photography rhinophores saver screen scuba sea selective slug snail spotted subtidal swirls the tropical tulamben underwater vibrant wallpaper water wild wilderness wildlife