Ephemeral wetlands at Glacial Ridge National Wildlife Refuge
Images
Ephemeral wetlands at Glacial Ridge National Wildlife Refuge
![Sediment core sample taken at Grubers Grove Bay on the Wisconsin River](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/Grubers%20Grove%20Core_0.jpg?itok=JYDqqWhG)
Sediment core sample taken at Grubers Grove Bay on the Wisconsin River, Wisconsin.
Sediment core sample taken at Grubers Grove Bay on the Wisconsin River, Wisconsin.
Photograph showing the White River downstream from the White River Trail bridge, looking east toward White River State Park in downtown Indianapolis, Indiana. Photograph by Matt Williams, The Nature Conservancy.
Photograph showing the White River downstream from the White River Trail bridge, looking east toward White River State Park in downtown Indianapolis, Indiana. Photograph by Matt Williams, The Nature Conservancy.
One wild turkey in Wisconsin
One wild turkey in Wisconsin
A pectoral spine cross section from invasive grass carp captured in the Great Lakes. These cross sections are used to determine the age of the fish.
A pectoral spine cross section from invasive grass carp captured in the Great Lakes. These cross sections are used to determine the age of the fish.
Cross section of a fish vertebra. Useful for determining the age of a fish.
Cross section of a fish vertebra. Useful for determining the age of a fish.
National Geographic photographer, Keith Ladzinski, photographs live sea lamprey at Hammond Bay Biological Station on September 11, 2019 for an expansive article featuring the Great Lakes.
National Geographic photographer, Keith Ladzinski, photographs live sea lamprey at Hammond Bay Biological Station on September 11, 2019 for an expansive article featuring the Great Lakes.
![Dr. Ed Roseman speaking at AOC meeting in Cleveland](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/2019_09_11_JoshuaMiller_USGS.jpg?itok=WtZc04Di)
GSLC research fish biologist, Dr. Ed Roseman, delivers a plenary address at the Great Lakes Areas of Concern (AOC) conference on September 11-12, 2019.
GSLC research fish biologist, Dr. Ed Roseman, delivers a plenary address at the Great Lakes Areas of Concern (AOC) conference on September 11-12, 2019.
![Puffin flying against snow covered mountain background](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/PuffinFrostyPeak.jpg?itok=xPavChp2)
Puffin flying at Izembek National Wildlife Refuge Alaska with Frosty Peak in background.
Puffin flying at Izembek National Wildlife Refuge Alaska with Frosty Peak in background.
Harbor seals poking their heads above water near shore in Russell Creek, Cold Bay, Alaska.
Harbor seals poking their heads above water near shore in Russell Creek, Cold Bay, Alaska.
View of the Milwaukee, Wisconsin skyline from Lake Michigan looking northwest on a late summer afternoon.
View of the Milwaukee, Wisconsin skyline from Lake Michigan looking northwest on a late summer afternoon.
View of downtown Milwaukee with single crew row boat on river.
View of downtown Milwaukee with single crew row boat on river.
View of Lake Michigan from beach.
View of Lake Michigan from beach.
![Large-volume virus water sample filtration and collection system schematic](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/3D-3.jpg?itok=f5HDghyN)
Custom-designed, automated, large-volume virus water sample filtration and collection system schematic.
Custom-designed, automated, large-volume virus water sample filtration and collection system schematic.
![USGS scientist extruding Lake Mendota sediment from polycarbonate tube](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/3A-11.%20Lab_Sediment%20processing_vertical.jpg?itok=6nVE_atl)
USGS scientist extruding Lake Mendota, WI sediment while carefully removing sediment that was in contact with the polycarbonate tube to eliminate “edge effects” and smearing of upper sediment into lower portions of the core, UW-Madison Science Hall Lab.
USGS scientist extruding Lake Mendota, WI sediment while carefully removing sediment that was in contact with the polycarbonate tube to eliminate “edge effects” and smearing of upper sediment into lower portions of the core, UW-Madison Science Hall Lab.
Ohio River at Ironton, OH - tower walkway
Ohio River at Ironton, OH - tower walkway
USGS worked with regional partners to provide Ohio K-12 teachers educational resources to teach about watersheds in their classrooms.
USGS worked with regional partners to provide Ohio K-12 teachers educational resources to teach about watersheds in their classrooms.
Group photo of USGS Bemidi oil spill research team meeting in June of 2019 at Ruttgers Birchmont Lodge in Bemidji, MN.
Group photo of USGS Bemidi oil spill research team meeting in June of 2019 at Ruttgers Birchmont Lodge in Bemidji, MN.
![An algae bloom on Lake Le-Auqa-Na, Illinois.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/wss-qw-algal-bloom-lake.jpg?itok=1vAwFG3l)
Harmful Algal Blooms
![Hammond Bay Biological Station Field Work Collage](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/thumbnails/image/Highlight%20Photos%20Compiled%20Low.jpg?itok=tuT0TTTH)
GLSC Hammond Bay Biological Station research was filmed by Voice of America (VOA) News on June 2-3, 2019.
GLSC Hammond Bay Biological Station research was filmed by Voice of America (VOA) News on June 2-3, 2019.
A newt seen during fieldwork in Wisconsin sampling newts for Batrachochytrium salamandrivorans (Bsal) an emerging fungal pathogen.
A newt seen during fieldwork in Wisconsin sampling newts for Batrachochytrium salamandrivorans (Bsal) an emerging fungal pathogen.