Butterfly sighting

Ethan Brown

Location: County Zoo
Milwaukee County

These sightings are submitted by butterfly enthusiasts across Wisconsin.

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2023 sightings

Mar 1

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Mar 12
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2021 sightings

Mar 30
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Aug 322
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Dec 1

2020 sightings

Mar 12
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Aug 397
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2019 sightings

Mar 5
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2018 sightings

Mar 9
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Aug 350
Sep 148
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Nov 2

2017 sightings

Feb 7
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Nov 7

2016 sightings

Feb 2
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2015 sightings

Mar 17
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Aug 168
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2014 sightings

Mar 1
Apr 60
May 258
Jun 296
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Aug 265
Sep 144
Oct 79
Nov 5

2013 sightings

Mar 1
Apr 45
May 157
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Aug 223
Sep 130
Oct 78
Nov 8

2012 sightings

Mar 115
Apr 232
May 371
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Aug 203
Sep 139
Oct 69
Nov 9
Dec 1

2011 sightings

Mar 4
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May 117
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Aug 330
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2010 sightings

Mar 28
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May 179
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Aug 211
Sep 113
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2009 sightings

Mar 10
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Aug 81
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2008 sightings

Mar 3
Apr 48
May 89
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Aug 143
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Nov 3

2007 sightings

Mar 7
Apr 28
May 74
Jun 129
Jul 110

Aug 85
Sep 67
Oct 52
Nov 9

2006 sightings

Mar 4
Apr 22
May 53
Jun 67
Jul 52

Aug 25
Sep 18
Oct 9
Nov 1

2005 sightings

Mar 1
Apr 7
May 6
Jun 12
Jul 28

Aug 29
Sep 7
Oct 8
Nov 1