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Image: Dead Fish Near Pool as River Dries Up
Dead Fish Near Pool as River Dries Up
Dead Fish Near Pool as River Dries Up
Dead Fish Near Pool as River Dries Up

The Río Nigua at Camp Santiago flowed for 4 months and this 40 cm long fish moved into the flowing section. The river no longer flows and only pools remain. This location is about 17º59'50"N, 66º17'15"W and the elevation is 15 m.

The Río Nigua at Camp Santiago flowed for 4 months and this 40 cm long fish moved into the flowing section. The river no longer flows and only pools remain. This location is about 17º59'50"N, 66º17'15"W and the elevation is 15 m.

Image: Black-tailed Prairie Dogs (Cynomys ludovicianus)
Black-tailed Prairie Dogs (Cynomys ludovicianus)
Black-tailed Prairie Dogs (Cynomys ludovicianus)
Black-tailed Prairie Dogs (Cynomys ludovicianus)

Black-tailed prairie dogs in an field bordered by a road (on right out of view) in Englewood, Colorado, on the southern border of Denver. 10:39 am.

Black-tailed prairie dogs in an field bordered by a road (on right out of view) in Englewood, Colorado, on the southern border of Denver. 10:39 am.

Image: Scanning Electron Microscope (SEM)
Scanning Electron Microscope (SEM)
Scanning Electron Microscope (SEM)
Scanning Electron Microscope (SEM)

SEM (Scanning electron Microscope) image of a vesicular ash particle erupted by Augustine volcano on January 13, 2006. The ash sample was collected during the ashfall in Homer, Alaska by John Paskievitch, AVO.

SEM (Scanning electron Microscope) image of a vesicular ash particle erupted by Augustine volcano on January 13, 2006. The ash sample was collected during the ashfall in Homer, Alaska by John Paskievitch, AVO.

Image: Augustine Volcano
Augustine Volcano
Augustine Volcano
Image: Diatoms (25 Species)
Diatoms (25 Species)
Diatoms (25 Species)
Diatoms (25 Species)

A photomicrograph featuring a set of 25 separate diatom species as photographed under original lighting conditions.

A photomicrograph featuring a set of 25 separate diatom species as photographed under original lighting conditions.

Image: Radiolarians (3 Species)
Radiolarians (3 Species)
Radiolarians (3 Species)
Radiolarians (3 Species)

Photomicrograph featuring three radiolarian species.

Image: Diatoms (Multiple Species)
Diatoms (Multiple Species)
Diatoms (Multiple Species)
Diatoms (Multiple Species)

A photomicrograph featuring a set of diatom species arranged in an artistic star-like pattern.

A photomicrograph featuring a set of diatom species arranged in an artistic star-like pattern.

Image: Diatoms (25 Species)
Diatoms (25 Species)
Diatoms (25 Species)
Diatoms (25 Species)

A photomicrograph featuring a set of 25 separate diatom species.

A photomicrograph featuring a set of 25 separate diatom species.

Image: Crab Shell and Seaweeds
Crab Shell and Seaweeds
Crab Shell and Seaweeds
Crab Shell and Seaweeds

A crab shell is left on top of seaweed and other marine detritus washed up by waves on a beach.

A crab shell is left on top of seaweed and other marine detritus washed up by waves on a beach.

Image: Linville Falls
Linville Falls
Linville Falls
Linville Falls

Small waterfall cascading over rocks surrounded by trees.

Small waterfall cascading over rocks surrounded by trees.

Image: Torrey Pines State Reserve
Torrey Pines State Reserve
Torrey Pines State Reserve
Image: Paragliding by the Coast
Paragliding by the Coast
Paragliding by the Coast
Paragliding by the Coast

Scenic view of paragliding by coastline at Torrey Pines State Reserve.

Scenic view of paragliding by coastline at Torrey Pines State Reserve.

Image: Tijuana Slough Sunset
Tijuana Slough Sunset
Tijuana Slough Sunset
Tijuana Slough Sunset

Sunset over salt marsh at Tijuana Slough National Wildlife Refuge.

Sunset over salt marsh at Tijuana Slough National Wildlife Refuge.

Image: Pacific Coast of California
Pacific Coast of California
Pacific Coast of California
Pacific Coast of California

Waves crashing against rocks off the Pacific coast of California.

Image: Lake Lure
Lake Lure
Lake Lure
Lake Lure

Aerial view of Lake Lure with mountain range in the background.

Aerial view of Lake Lure with mountain range in the background.

Image: Feral Horse (Equus caballus)
Feral Horse (Equus caballus)
Feral Horse (Equus caballus)
Feral Horse (Equus caballus)

Closeup of a feral horse standing in a field with its head turned.

Image: Whitewater Falls
Whitewater Falls
Whitewater Falls
Whitewater Falls

Whitewater Falls and the surrounding autumn foliage of the mountain forests.

Whitewater Falls and the surrounding autumn foliage of the mountain forests.

Image: Hickory Nut Falls
Hickory Nut Falls
Hickory Nut Falls
Hickory Nut Falls

View of water cascading over Hickory Nut Falls.

View of water cascading over Hickory Nut Falls.

Image: Dry Falls
Dry Falls
Dry Falls
Dry Falls

Dry Falls amid deciduous autumn foliage.

Dry Falls amid deciduous autumn foliage.

Image: Waterfall in Little Stoney Creek
Waterfall in Little Stoney Creek
Waterfall in Little Stoney Creek
Waterfall in Little Stoney Creek

Little Stoney Creek within snow-covered forestland. Water pours down a small waterfall next to sheets of ice.

Little Stoney Creek within snow-covered forestland. Water pours down a small waterfall next to sheets of ice.

Image: Linville Falls
Linville Falls
Linville Falls
Linville Falls

Small waterfall cascading over rocks near trees. Snowy bank in foreground.

Small waterfall cascading over rocks near trees. Snowy bank in foreground.

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