Florida beach at low tide. Note the sandbar and sculpted sands in the intertidal zone.
Images
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Low Tide Beach at Dawn
Florida beach at low tide. Note the sandbar and sculpted sands in the intertidal zone.
Sandbars Left by Receding Tide
Typical sandbars andsculpted sands left behind by a receding tide.
Typical sandbars andsculpted sands left behind by a receding tide.
Sandbars Left by Receding Tide
Typical sandbars and sculpted sands left behind by a receding tide.
Typical sandbars and sculpted sands left behind by a receding tide.
Sea Turtle Nest and Soil Erosion
Sea turtle nest on a barrier island in Florida. Note the eroded cliff-like escarpment produced by several days of heavy surf during Tropical Storm Fay.
Sea turtle nest on a barrier island in Florida. Note the eroded cliff-like escarpment produced by several days of heavy surf during Tropical Storm Fay.
Beach Erosion
Large, cliff-like beach escarpment produced by waves from a tropical storm. Note also the prominent animal burrow.
Large, cliff-like beach escarpment produced by waves from a tropical storm. Note also the prominent animal burrow.
Sea Turtle Nest Marked for Research
Teams of turtle researchers survey Florida beaches to record each morning's new nests. On this beach, one out of eight nests is marked for further study as shown here.
Teams of turtle researchers survey Florida beaches to record each morning's new nests. On this beach, one out of eight nests is marked for further study as shown here.
Sea Turtle Nest Marked for Research
Teams of turtle researchers survey Florida beaches to record each morning's new nests. On this beach, one out of eight nests is marked for further study as shown here.
Teams of turtle researchers survey Florida beaches to record each morning's new nests. On this beach, one out of eight nests is marked for further study as shown here.
Large Burrow in Beach Escarpment
Cliff-like erosion escarpment on a Florida beach. A large burrow into the face of the escarpment is visible.
Cliff-like erosion escarpment on a Florida beach. A large burrow into the face of the escarpment is visible.
Sea Oats, Turtle Nest, and Sandy Beach
Sandy beach with stands of Seaoats and a turtle nest with the Atlantic Ocean in the background.
Sandy beach with stands of Seaoats and a turtle nest with the Atlantic Ocean in the background.
Brewing Offshore Storm at Dawn
This photograph, taken shortly after dawn, depicts a sandy Florida beach with Seaoats and the dark skies of a brewing offshore storm.
This photograph, taken shortly after dawn, depicts a sandy Florida beach with Seaoats and the dark skies of a brewing offshore storm.
Brewing Offshore Storm at Dawn
This photograph, taken soon after dawn from a sandy Florida beach, depicts Seaoats, a turtle nest, and the dark skies of a brewing offshore storm.
This photograph, taken soon after dawn from a sandy Florida beach, depicts Seaoats, a turtle nest, and the dark skies of a brewing offshore storm.
Brewing Offshore Storm at Dawn
This photograph, taken soon after dawn from a sandy Florida beach, depicts Seaoats, a turtle nest, and the dark skies of a brewing offshore storm.
This photograph, taken soon after dawn from a sandy Florida beach, depicts Seaoats, a turtle nest, and the dark skies of a brewing offshore storm.
Beach Erosion
Cliff-like beach escarpment produced by waves from a tropical storm. A sea turtle nest, Seaoats, and dune vegetation are also visible.
Cliff-like beach escarpment produced by waves from a tropical storm. A sea turtle nest, Seaoats, and dune vegetation are also visible.
Badlands National Park Rare Species Inventory
Inventory of fishes in Badlands National Park, with emphasis on rare species; Nick Ahrens and C. Berry
Inventory of fishes in Badlands National Park, with emphasis on rare species; Nick Ahrens and C. Berry
Pallid Sturgeon Bioenergetics Model
Elizabeth Wright, M.S. student at the South Dakota Coop Unit. Elizabeth is developing a bioenergetics model for the federally endangered pallid sturgeon.
Elizabeth Wright, M.S. student at the South Dakota Coop Unit. Elizabeth is developing a bioenergetics model for the federally endangered pallid sturgeon.
Mountainside Covered by Coniferous Forests
View of coniferous forests covering the mountainside.
View of coniferous forests covering the mountainside.
Wetlands from Dyke Marsh Wildlife Preserve
Scenic view of wetlands from Dyke Marsh Wildlife Preserve.
Scenic view of wetlands from Dyke Marsh Wildlife Preserve.
Brewer's Sparrow Nest
Vacant Brewer's sparrow (Spizella breweri) nest.
Vacant Brewer's sparrow (Spizella breweri) nest.
Brewer's Sparrow Nest
Vacant Brewer's sparrow (Spizella breweri) nest.
Vacant Brewer's sparrow (Spizella breweri) nest.
Collecting parking lot sealant samples
USGS scientist Barbara Mahler uses a special vacuum (a model HVS3 High Volume Surface Sampler) to collect dust samples to be evaluated for contaminants.
USGS scientist Barbara Mahler uses a special vacuum (a model HVS3 High Volume Surface Sampler) to collect dust samples to be evaluated for contaminants.
Wolf Spider
A wolf spider protects a spherical egg sac.
A wolf spider protects a spherical egg sac.