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Eastern Ecological Science Center images.

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Image: The USGS Whooping Crane Flock Class Picture
The USGS Whooping Crane Flock Class Picture
The USGS Whooping Crane Flock Class Picture
The USGS Whooping Crane Flock Class Picture

A class photo! The entire gang of adolescent whooping crane chicks together at the USGS Patuxent Wildlife Research Center in Laurel, Md. The chicks, hatched and raised by USGS caretakers, are being released into the wild in Louisiana in February 2011.  It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

A class photo! The entire gang of adolescent whooping crane chicks together at the USGS Patuxent Wildlife Research Center in Laurel, Md. The chicks, hatched and raised by USGS caretakers, are being released into the wild in Louisiana in February 2011.  It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: Whooping Crane Chick L5-10
Whooping Crane Chick L5-10
Whooping Crane Chick L5-10
Whooping Crane Chick L5-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: Whooping Crane Chick L6-10
Whooping Crane Chick L6-10
Whooping Crane Chick L6-10
Whooping Crane Chick L6-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: The USGS Whooping Crane Flock Ice Skating
The USGS Whooping Crane Flock Ice Skating
The USGS Whooping Crane Flock Ice Skating
The USGS Whooping Crane Flock Ice Skating

A class photo! The entire gang of adolescent whooping crane chicks appear to be ice skating at the USGS Patuxent Wildlife Research Center in Laurel, Md.

A class photo! The entire gang of adolescent whooping crane chicks appear to be ice skating at the USGS Patuxent Wildlife Research Center in Laurel, Md.

Image: Whooping Crane Chick L4-10
Whooping Crane Chick L4-10
Whooping Crane Chick L4-10
Whooping Crane Chick L4-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: Whooping Crane Chick L2-10
Whooping Crane Chick L2-10
Whooping Crane Chick L2-10
Whooping Crane Chick L2-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

 

 

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

 

 

Image: Whooping Crane Chick L7-10
Whooping Crane Chick L7-10
Whooping Crane Chick L7-10
Whooping Crane Chick L7-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: Whooping Crane Chick L10-10
Whooping Crane Chick L10-10
Whooping Crane Chick L10-10
Whooping Crane Chick L10-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

Image: Whooping Crane Chick L8-10
Whooping Crane Chick L8-10
Whooping Crane Chick L8-10
Whooping Crane Chick L8-10

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

This adolescent chick, hatched and raised at the USGS Patuxent Wildlife Research Center, is one of ten whooping cranes being released in Louisiana in February 2011. It is a milestone for the state and for the birds, which have not lived in the state since the 1950s.

3 staff members building a wooden hydraulic structure in a 20 foot wide concrete flume
Fishway Entrance Study Construction
Fishway Entrance Study Construction
Fishway Entrance Study Construction

EESC research engineers and technicians build a full-scale prototype of a fishway entrance in the S.O. Conte Research Laboratory's flume facility

EESC research engineers and technicians build a full-scale prototype of a fishway entrance in the S.O. Conte Research Laboratory's flume facility

Wood frog eggs in a pool of water
Wood Frog Eggs
Wood Frog Eggs
Wood Frog Eggs

Wood frogs (Lithobates sylvaticus) lay their eggs in large clusters in the early spring. They prefer to lay their eggs in vernal pools, which hold water for only part of the year.

Wood frogs (Lithobates sylvaticus) lay their eggs in large clusters in the early spring. They prefer to lay their eggs in vernal pools, which hold water for only part of the year.

Wood frog in hand
Wood Frog
Wood Frog
Wood Frog

This is an adult wood frog (Lithobates sylvaticus). Wood frogs are most commonly found in the early spring, when they gather in vernal pools to breed and lay eggs. This species can be easily identified by the dark 'mask' markings behind the eye.

This is an adult wood frog (Lithobates sylvaticus). Wood frogs are most commonly found in the early spring, when they gather in vernal pools to breed and lay eggs. This species can be easily identified by the dark 'mask' markings behind the eye.

Raised black lesions on the skin of brown bullhead
Malignant melanoma in brown bullhead
Malignant melanoma in brown bullhead
Malignant melanoma in brown bullhead

Melanoma in brown bullhead from Lake Memphremagog, Vermont          

Field staff measuring a mudhole along the Appalachian Trail in Vermont.
Measuring Trail Degradation, Mudhole
Measuring Trail Degradation, Mudhole
Measuring Trail Degradation, Mudhole

Three field staff assessing trail conditions at one of more than 3000 trail transects along the Appalachian Trail.  This transect sampled a rare mudhole in Vermont.

Three field staff assessing trail conditions at one of more than 3000 trail transects along the Appalachian Trail.  This transect sampled a rare mudhole in Vermont.

A male Redhead at Knowles Marsh at the Patuxent Research Refuge
Redhead
Redhead
Redhead

Redhead, Aythya americana, are one of many species of waterfowl regularly seen as part of the Christmas Bird Count at Patuxent Research Refuge. This male redhead was observed at Knowles Marsh on the central tract of the refuge.

Redhead, Aythya americana, are one of many species of waterfowl regularly seen as part of the Christmas Bird Count at Patuxent Research Refuge. This male redhead was observed at Knowles Marsh on the central tract of the refuge.

A flock of Eastern Bluebirds at the Patuxent Research Refuge
Eastern Bluebird
Eastern Bluebird
Eastern Bluebird

A flock of Eastern Bluebirds at the Patuxent Research Refuge. Species Population Dynamics & Surveillance Capability Team.

A flock of Eastern Bluebirds at the Patuxent Research Refuge. Species Population Dynamics & Surveillance Capability Team.

Long slender snake with light brown scales, large eyes with catlike pupils, and head wider than its body resting on branch
Brown tree snake
Brown tree snake
Brown tree snake

Brown tree snake (Boiga irregularis) is an invasive species originally from Australia but arrived in Guam accidently on imported cargo. 

Brown tree snake (Boiga irregularis) is an invasive species originally from Australia but arrived in Guam accidently on imported cargo. 

Image: Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica

A newly tagged pup rests with its mom. Images were obtained under NMFS Permit No: 1032-1917. 

 

Image: Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica

A newly tagged pup rests in the snow with its mom. Images were obtained under NMFS Permit No: 1032-1917. 

 

Image: Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica

Technician recording seals' tag information in field notebook and portable computer.  Cold!

Photo by USGS scientist William A Link at Erebus Bay, Antarctica.  Images were obtained under NMFS Permit No: 1032-1917.  

Technician recording seals' tag information in field notebook and portable computer.  Cold!

Photo by USGS scientist William A Link at Erebus Bay, Antarctica.  Images were obtained under NMFS Permit No: 1032-1917.  

Image: Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica
Weddell Seal Research at Erebus Bay, Antarctica

Pup rests in the snow.  Images were obtained under NMFS Permit No: 1032-1917.  

 

 

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