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Kayla Vondracek, a senior environmental studies major, will graduate this spring. She spent a year c

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Kayla Vondracek enters readings into a device to measure chlorophyll levels from the river water sam

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Kayla Vondracek, junior in Environmental Studies, Sydney Kimnach, sophomore in environmental studies

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Kayla Vondracek, junior in Environmental Studies, heads back to the river to collect algae-covered c

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Data on water depth, speed, sunlight and sampling method is kept for each site. Kayla Vondracek, jun

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Kayla Vondracek, Jessica Corman and Matthew Chen look over a sand sample in the Niobrara River. Jess

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Kayla Vondracek holds her sample over a collection bottle as Matthew Chen rinses all the sand and al

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Kayla Vondracek talks with Professor Jessica Corman as they and Matthew Chen take their lunch break

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A sand sample being rinsed into a collection bottle is reflected in Kayla Vondracek's sunglasses. Je

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Jessica Corman, assistant professor in the School of Natural Resources, discusses a rock teaming wit

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Kayla Vondracek, junior in Environmental Studies, fights the current and depth to take a sand sample

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Kayla Vondracek, wrings out her socks after her waders took on water. Jessica Corman, assistant prof

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Kayla Vondracek filters a water sample as she works with Professor Jessica Corman in Corman's Hardin

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Water runs off a sand sample as Kayla Vondracek brings it to the surface. Jessica Corman, assistant

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With a Petri dish and spatula in hand, Kayla Vondracek, junior in Environmental Studies, feels acros

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Algae covers a cobble. Kayla Vondracek, junior in Environmental Studies, researches algae in the Nio

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Jessica Corman talks with Matthew Chen as he helps Kayla Vondracek work on the cobble samples. Jessi

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Kayla Vondracek, Jessica Corman and Matthew Chen look over a sand sample in the Niobrara River. Jess

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Kayla Vondracek, junior in Environmental Studies, gets up close and personal with the Niobrara River

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A dragonfly uses Kayla Vondracek's cap as a landing pad. Jessica Corman, assistant professor in the

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Kayla Vondracek, junior in Environmental Studies, laughs with her professor while collecting samples

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Kayla Vondracek processes an algae-filled water sample at the Niobrara Valley Preserve as Professor

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Kayla Vondracek, junior in Environmental Studies, fights the current and depth to take a sand sample

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Kayla Vondracek and Sydney Kimnach work their way back from the Niobrara River after sampling a site

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Kayla Vondracek filters a water sample as she works with Professor Jessica Corman in Corman's Hardin

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Kayla Vondracek gauges the amount of filtered water left to complete her sampling. Jessica Corman, a

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Kayla Vondracek, junior in Environmental Studies, looks over her sand sample. Jessica Corman, assist

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After collecting cobble, Kayla Vondracek scrubs all the algae off the samples, and collects it in th

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Kayla Vondracek, Jessica Corman and Matthew Chen look over a sand sample in the Niobrara River. Jess

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Jessica Corman, assistant professor in the School of Natural Resources, helps Kayla Vondracek filter

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Kayla Vondracek and Matthew Chen exchange greetings with kayakers on the Niobrara. Jessica Corman, a

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A dragonfly alights on Matthew Chen's finger as they take samples. Jessica Corman, assistant profess

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Kayla Vondracek slips and nearly loses her balance as she and Matthew Chen collect cobble samples. P

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Kayla Vondracek, junior in Environmental Studies, fights the current and depth to take a sand sample

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Kayla Vondracek and Sydney Kimnach look over their data after sampling a site. Jessica Corman, assis

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Kayla Vondracek, junior in Environmental Studies, pours river water through a filter to produce pure

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