Sean Charles collecting a soil core in dwarf mangroves.
Photographer: Nick Oehm
Description: Sean Charles collecting a soil core in dwarf mangroves in Biscayne National Park.
Date: 2016-10-01
Photographer: Nick Oehm
Description: Sean Charles collecting a soil core in dwarf mangroves in Biscayne National Park.
Date: 2016-10-01