Nonlethal smallmouth bass sampling is being done to address health concerns and population declines that may be associated with polyfluoroalkyl substances (PFAS) in the upper Potomac River.
Images
Nonlethal smallmouth bass sampling is being done to address health concerns and population declines that may be associated with polyfluoroalkyl substances (PFAS) in the upper Potomac River.
American Redstarts have rictal bristles, stiff feathers around the bill, that are believed to help assist in catching insects during flight.
American Redstarts have rictal bristles, stiff feathers around the bill, that are believed to help assist in catching insects during flight.
Lauren Walker and Stephanie Egger remove birds from the nets at the banding station to band and record data.
Lauren Walker and Stephanie Egger remove birds from the nets at the banding station to band and record data.
A visual of one of the nets that are used at the banding station on the Patuxent Research Refuge.
A visual of one of the nets that are used at the banding station on the Patuxent Research Refuge.
A Tufted Titmouse is held after being released from a net as part of the Bird Banding Lab's fieldwork in October 2022.
A Tufted Titmouse is held after being released from a net as part of the Bird Banding Lab's fieldwork in October 2022.
At the Bird Banding Lab's Fall Migration Station, Winter Wrens are one of the smallest species they band. They have the smallest tail measurement at the station, between 26-36 millimeters!
At the Bird Banding Lab's Fall Migration Station, Winter Wrens are one of the smallest species they band. They have the smallest tail measurement at the station, between 26-36 millimeters!
A beautiful blue jay that was caught at the PRR BBL Bird Banding Fall Migration Station
A beautiful blue jay that was caught at the PRR BBL Bird Banding Fall Migration Station
A banded White-throated Sparrow, like the one pictured, was encountered fall 2022 at BBL's Fall Migration Station in Patuxent Research Refuge, Laurel, MD. Typically encounters of banded birds are ones previously banded by the station.
A banded White-throated Sparrow, like the one pictured, was encountered fall 2022 at BBL's Fall Migration Station in Patuxent Research Refuge, Laurel, MD. Typically encounters of banded birds are ones previously banded by the station.
![A undersea robot sits on the stern of a research vessel in the Gulf of Mexico at sunset](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/20221010_Mohawk_sunset_PtSur.jpeg?itok=YGivtY6G)
Gulf of Mexico sunset and the remotely operated vehicle Mohawk (UNCW-Undersea Vehicles Program) aboard the Research Vessel Point Sur
Gulf of Mexico sunset and the remotely operated vehicle Mohawk (UNCW-Undersea Vehicles Program) aboard the Research Vessel Point Sur
![A scientist sits in front of video monitors and computer equipment taking images from benthic communities using a robot](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/20221010_Mohawk_imaging.jpeg?itok=3ReZrroK)
A scientist, Cheryl Morrison, takes images of benthic communities in the Gulf of Mexico using the Mohawk (UNCW-Undersea Vehicles Program)
A scientist, Cheryl Morrison, takes images of benthic communities in the Gulf of Mexico using the Mohawk (UNCW-Undersea Vehicles Program)
A banded Black-throated Blue Warbler hatch-year male, at the USGS Bird Banding Lab's Fall Migration Station.
A banded Black-throated Blue Warbler hatch-year male, at the USGS Bird Banding Lab's Fall Migration Station.
This American Redstart is one of the more common species, out of the total 33 warbler species, the Bird Banding Lab has banded at the Fall Migration Station at Patuxent Research Refuge.
This American Redstart is one of the more common species, out of the total 33 warbler species, the Bird Banding Lab has banded at the Fall Migration Station at Patuxent Research Refuge.
Work station for fish species identification at the Aquatic Ecology Laboratory at the USGS Eastern Ecological Science Center in Kearneysville WV.
Work station for fish species identification at the Aquatic Ecology Laboratory at the USGS Eastern Ecological Science Center in Kearneysville WV.
Cape May Warbler (Setophaga tigrina) banded at the USGS Bird Banding Lab during fall migration.
Cape May Warbler (Setophaga tigrina) banded at the USGS Bird Banding Lab during fall migration.
Scientists can use clues in the wing to age birds. In this case the bird has molted all its wing feathers recently, so it is an after hatch year male.
Scientists can use clues in the wing to age birds. In this case the bird has molted all its wing feathers recently, so it is an after hatch year male.
This female Rose-breasted Grosbeak was one out of six grosbeaks banded at the Bird Banding Lab's Fall Migration Station. Making it an irruption year at the station.
This female Rose-breasted Grosbeak was one out of six grosbeaks banded at the Bird Banding Lab's Fall Migration Station. Making it an irruption year at the station.
Wild Turkeys near Knowles Marsh at the Patuxent Research Refuge in Laurel, MD
Wild Turkeys near Knowles Marsh at the Patuxent Research Refuge in Laurel, MD
Scientists examine the wing of this cuckoo looking for signs of feather wear to age this bird.
Scientists examine the wing of this cuckoo looking for signs of feather wear to age this bird.
A Black-billed Cuckoo is weighed in a plastic pill canister, so that researchers can better understand the fluctuation of weight gain and loss during migration.
A Black-billed Cuckoo is weighed in a plastic pill canister, so that researchers can better understand the fluctuation of weight gain and loss during migration.
A kettle of migrating Broad-winged Hawks builds over EESCs Gabrielson building at the Patuxent Research Refuge
A kettle of migrating Broad-winged Hawks builds over EESCs Gabrielson building at the Patuxent Research Refuge
![Kirby Rootes-Murdy dressed in official USGS polo shirt and hat in front of tent and table during the 2022 Pollinator Festival](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/KRM.jpg?itok=Yuu8AwK4)
Partner and Employee Engagement Team Manger Kirby Rootes-Murdy in front of the Eastern Ecological Science Center table at the 2022 Pollinator Festival put on by the Friends of Patuxent
Partner and Employee Engagement Team Manger Kirby Rootes-Murdy in front of the Eastern Ecological Science Center table at the 2022 Pollinator Festival put on by the Friends of Patuxent