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What insect is this #798462

Asked June 29, 2022, 10:18 AM EDT

Resembles a giant house fly.

Hennepin County Minnesota

Expert Response

Greetings and thanks for the question.

This is a Black Horse Fly (Tabanus atratus). I have often encountered them while trout fishing. When they bite, it leaves quite a welt. See:

http://www.minnesotaseasons.com/Insects/black_horse_fly.html

An Ask Extension Expert Replied June 29, 2022, 5:12 PM EDT

Thank you.  It was so huge.  Don't believe I've ever seen a fly that large. 

The Question Asker Replied June 29, 2022, 5:47 PM EDT

Yup, they are certainly big.  Just swat them away.  Again, thanks for using our forum.

An Ask Extension Expert Replied June 29, 2022, 6:12 PM EDT

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