U. S. Fish and Wildlife Service - Northeast Region:
Blackwater National Wildlife Refuge after Hurricane Sandy (MD)
U. S. Fish and Wildlife Service - Northeast Region:
High water in wetlands on Blackwater National Wildlife Refuge - Oct. 30 (MD)
U. S. Fish and Wildlife Service - Northeast Region:
Downed tree at Blackwater National Wildlife Refuge - Oct. 30 (MD)
U. S. Fish and Wildlife Service - Northeast Region:
Digging backup power distribution tunnels at Blackwater NWR in Maryland
U. S. Fish and Wildlife Service - Northeast Region:
Backup power generator installation at Blackwater NWR in Maryland