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Blog Education OSCAR

What’s in our water?

Curious about the results of of the 2017 summer undergraduate research?  Led by principal investigators Amy Fowler and Kim de Mutsert, the Summer Team Project looked at the effects of micropollutants on the Potomac River watershed. Watch the video to find out what the researchers found and how this experience changed the undergraduates.

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Blog

Taking the Pulse of a Stream

Written by: Chelsea Gray

How do you tell the health of a river? This is a question that scientist all over the world struggle to answer. A common method for determining stream health is the Stream Bioassessment.

Damselfly
Damselflies lay their eggs in the water. Damselfly nymphs live under the water and are an example of the type of benthic macro-invertebrate found in Virginia streams.

What is a “Stream Bioassment”?

Because you can’t ask a stream how it’s feeling, we use indirect measures of health for an ecosystem. One way we do this for a stream is by identifying what types of organisms live there. In particular, we look at benthic macro-invertebrates, or the bugs that live in the stream bed.

Categories
Blog Education OSCAR

Being an Ecologist

Written By: Michael Rollins; Photo Credit: Sammie Alexander

Figure 1. Mason Senior Michael Rollins slowly submerges his macroinvertebrate bottle trap with assistance of PEREC team member Heather Nortz in Gunston Cove, VA

You would never think that drinking 16 liters of soda would be key to being an ecologist. I didn’t either. As a George Mason University senior, finishing my degree in environmental science with a concentration in marine, estuarial, and freshwater ecology, I am participating in an OSCAR undergraduate summer research project.