Ava Silverberg, Entomology Research with the Brosi Lab, Week 4

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Hello again, everyone!! 

This week has been eventful and exciting! On Thursday, we had a thrilling encounter with a moose at our site—such a cool experience!

Unfortunately, we’ve been noticing a lack of Linum lewisii flowers in bloom. So we spent some time scouting out new locations in Gothic and along AP for more Linum. Fortunately, we discovered a few additional plants with blooming flowers and upcoming buds so we were able to film those.

We are focusing primarily on Linum because these flowers bloom for just one day. This allows us to capture their bloom in a single filming session, unlike some other species that require multiple days of filming. Our advisor, Berry Brosi, has requested that we concentrate on Linum because of this and aim to collect data from at least 250 flowers. While this focus is beneficial, relying on a single species could potentially be not ideal, and incorporating data from a variety of species might provide a more comprehensive picture, so we flimed as much Linum as we could find this week but also some Geranium sanguineum flowers in our snowmelt plot. There we also found so many hawk’s wings mushrooms!

Female Geranium flower

Hawk’s wing mushrooms!

We’ve also been experimenting with filming duration to determine how the amount of pollination events and seed production are affected by exposure times ranging from as little as 45 minutes to about 4 hours. 

Additionally, I had the opportunity to delve into the programming language R this Friday. Chris did an excellent job teaching me the basics and guiding me through a t-test to determine if there was a statistically significant difference in the amount of time we’ve spent filming Linum lewisii compared to Delphinium nuttallianum by mathematically comparing each distribution and how much they overlap. To perform the test, we first uploaded our data from Google Sheets into RStudio, manipulated it with coding, and then performed the t-test. The results showed a p-value of 0.6197, indicating no statistically significant difference in filming time between the two types. As someone new to this technology, it was a bit confusing at times, but overall, it was incredibly helpful to get a background in programming.

The t.test we performed!

Thanks for following along, and stay tuned for more updates!

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