Tag Archives: Blackflies

Is Mom Decorah okay?

July 12, 2019: Mom Decorah

We got a nice, long look at Mom on Tuesday, which led to a lot of worried questions about her appearance. What was that dark mark beneath her chin? What’s going on with her face? Is she going to leave her territory? Here’s what we know. What’s going on with Mom’s face? In a word: Blackflies. John Howe and Neil Rettig captured several flies from Red-tailed Hawks near Neil’s home in Prairie Du Chien, Wisconsin. A professor at Clemson University


Black Fly (Simulium)

As watchers know, several of our nests were impacted by blackflies this year. This blog answers some of your questions, looks at the correlation between water flow and hatch at Great Spirit Bluff, and discusses options.  Are blackflies/buffalo gnats/turkey gnats an old problem that we’re just seeing now thanks to technology and interest, or an emergent threat driven by habitat improvement and climate change-induced extreme weather patterns? Perhaps a little bit of both. While blackflies have been known to parasitize

Falcon Carson jumps at Great Spirit Bluff

Carson, the remaining falcon at Great Spirit Bluff, jumped from his nest box this afternoon. He was 30 days old, or roughly eight days younger than the youngest age we might expect fledge. Although we treated the box and had a fan blowing, we think the black flies probably became overwhelming, causing him to bolt. He landed in the brush and appears to be fine. We’ve seen Michelle and Newman take care of young below the bluff previously, so we’re