Images

Upper Midwest Environmental Sciences Center

Hoop fishing net deployed on the Little Colorado River just downstream of a travetine fall

The abandoned Silver Ledge mine in the Upper Animas River watershed, Colorado. The Animas River watershed was one of two pilot watersheds studied as part of the USGS Abandoned Mine Lands Initiative.

USGS marine biologists set sail on a crisp September morning to capture and tag wild sea otters to monitor the health of this threatened species.

Tropical scarlet milkweed (Asclepias curassavica) blooming along the boardwalk,
at Fern Forest.

Close-up of strangler fig tree that has enveloped its host tree, at Fern Forest.

Buttressed bases and protruding "knees" of cypress trees seen within the
ponded waters of Fern Forest.

Lilies, ferns and pickerelweed in the understory of Fern Forest.

Rivinia humilis with red berries, at Fern Forest.

A golden-silk spider on its web, at Fern Forest.

Common primrose willow (Ludwigia peruviana) blooming along the boardwalk,
at Fern Forest.

A close-up of the outcropping of the Anastasia limestone formation seen along
the shoreline of Blowing Rocks Preserve at low tide.

A young red mangrove and its arching prop roots seen in the exposed tidal flats
along Indian River Lagoon, found on the western side of Blowing Rocks Preserve.

A great southern white butterfly visiting spanish needles, a wildflower that
grows in the Blowing Rocks Preserve butterfly garden.

Shiny leaves of wild coffee seen in the understory at Blowing Rocks Preserve.

A close-up of white mangrove foliage growing along the boardwalk of Blowing
Rocks Preserve.

Close-up of a gumbo limbo tree at Blowing Rocks Preserve, showing red-brown,
peeling bark.

Close-up of sea grapes at Blowing Rocks Preserve.

Dune grasses and sea grapes stabilize the dunes at Blowing Rocks Preserve.

An outcropping of the Anastasia limestone formation seen along the shoreline
of Blowing Rocks Preserve at low tide.

Small waterbirds resting atop a limestone outcropping in Chokoloskee Bay.