Joel Hoffman (EPA) and educators admire walleyes caught in the bottom trawl.
Educators and students learn about Great Lakes ecosystems
Educators and researchers gather data in the Great Lakes
Educators identify macroinvertebrates and other aquatic organisms gathered from the Lake Guardian.
Educators experience a survival suit, designed for keeping someone alive in cold water.
Sorting and identifying Mysis and other small zooplankton from Lake Huron samples
Educators learn about watersheds by kayak while practicing aquatic stewardship service, removing invasive European Frogbit.
Filtering bottom-living organisms found in the sediment samples collected by PONAR bottom sampler
Erie, Pa. students stencil storm drain message.
In the lab, sorting Mysis and other small zooplankton from sampled from Lake Huron
Educators and researchers on Lake Ontario, 2013.
A dragonfly catches a ride on the R/V Lake Guardian on Lake Superior.
Students use a hydrolab sonde to check water quality.
Educators aboard the Lake Guardian
Day 1 of 2015 Michigan Summer Institute, Lake St. Clair Metropark
Sunset from the deck of the Lake Guardian.
Preparing to deploy rosette sampler, gear used in collecting multiple water samples at deep depths.
Sunset, from the deck of the Lake Guardian.
Lake Guardian, carrying researchers and educators into the Great Lakes.
Joel Hoffman (second row, third from right) poses with his research team of educators.
Educators working up samples with Dr. Jude on Lake Huron in 2013.
Data crunching or curriculum building is always better with a view of the lake.
Educators and researchers collaborate on the Lake Guardian.
Educators and researchers help deploy the sondes used to gather water quality data from the Great Lakes.
Teachers exploring threatened Lake Sturgeon and their habitats alongside fisheries researchers from Michigan State University