An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
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Endangered Holiday Darter
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
Brown Bats in Cave
Little brown bats in NY cave.
Duckweeds, Water Lettuce, and Watermoss
Aquatic plants typical of still waters, ponds, and shallow wetlands: duckweeds, water lettuce, and watermoss.
Aquatic plants typical of still waters, ponds, and shallow wetlands: duckweeds, water lettuce, and watermoss.
Waccamaw Killifish
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
Sicklefin Redhorse
A threatened sicklefin redhorse from the Tennessee River.
A threatened sicklefin redhorse from the Tennessee River.
Endangered Holiday Darter
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.
Alabama Sturgeon
An endangered Alabama sturgeon from the Mobile River.
An endangered Alabama sturgeon from the Mobile River.
Alabama Sturgeon
An endangered Alabama sturgeon from the Mobile River.
An endangered Alabama sturgeon from the Mobile River.
Waccamaw Killifish
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.
Aerial of Beaver Creek, Alaska
Aquatic ecosystems make a difference in the carbon cycle. The location in this photo is located near Beaver, Alaska approximately 100 miles north of Fairbanks.
Aquatic ecosystems make a difference in the carbon cycle. The location in this photo is located near Beaver, Alaska approximately 100 miles north of Fairbanks.
Collecting a DNA Sample
Collecting a DNA sample from a native freshwater mussel's muscular foot.
Collecting a DNA sample from a native freshwater mussel's muscular foot.
Thomson Prairie Field Trip
The Wisconsin Cooperative Wildlife Research Unit (WCWRU) graduate student, Megan Jones, explains the ecology of small mammals at Thomson Prairie as part of a class field trip organized by WCWRU for the University of Wisconsin Grassland Ecology Class.
The Wisconsin Cooperative Wildlife Research Unit (WCWRU) graduate student, Megan Jones, explains the ecology of small mammals at Thomson Prairie as part of a class field trip organized by WCWRU for the University of Wisconsin Grassland Ecology Class.
Sea Turtle Hatchling Tracks in Sand
Multiple sets of tracks left by numerous sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Multiple sets of tracks left by numerous sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Sea Turtle Hatchling Tracks in Sand
Two sets of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Two sets of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Sea Turtle Hatchling Tracks in Sand
Two sets of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Two sets of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Sea Turtle Hatchling Tracks in Sand
A set of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
A set of tracks left by tiny sea turtle hatchlings when they emerged from their nests and crawled toward the sea during the night.
Sea Turtle Tracks at Nesting Site
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
Atlantic Ocean Sunrise
Subtropical Atlantic Ocean sunrise with the dark clouds of a distant offshore thunderstorm.
Subtropical Atlantic Ocean sunrise with the dark clouds of a distant offshore thunderstorm.
Sea Turtle Tracks at Nesting Site
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
Sea Turtle Tracks at Nesting Site
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
A morning photo depicts evidence of a sea turtle nesting the previous night (from the sea, left; return to sea, right). The protective stakes mark a nest from an earlier week as part of a county research program that marks and records every eighth nest.
Atlantic Ocean Sunrise
Subtropical Atlantic Ocean sunrise with the dark clouds of a distant offshore thunderstorm.
Subtropical Atlantic Ocean sunrise with the dark clouds of a distant offshore thunderstorm.