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