Butterfly sighting

Jerry Ziegler

Location: Crooked Creek Nature Preserve, Town of Troy
Walworth County

Eastern Tiger Swallowtail

Eastern Tiger Swallowtail

Eastern Tiger Swallowtail1

These sightings are submitted by butterfly enthusiasts across Wisconsin.

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2019 sightings

Mar 5
Apr 130
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Jun 320
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Aug 432
Sep 221
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2018 sightings

Mar 7
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May 196
Jun 280
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Aug 348
Sep 148
Oct 64
Nov 2

2017 sightings

Feb 7
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Nov 7

2016 sightings

Feb 2
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Oct 116
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2015 sightings

Mar 17
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Aug 160
Sep 119
Oct 93
Nov 51

2014 sightings

Mar 1
Apr 60
May 258
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Oct 79
Nov 5

2013 sightings

Mar 1
Apr 45
May 157
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Aug 222
Sep 130
Oct 78
Nov 8

2012 sightings

Mar 115
Apr 232
May 368
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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
Sep 124
Oct 114
Nov 18

2010 sightings

Mar 28
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May 178
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Aug 211
Sep 113
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Nov 11

2009 sightings

Mar 10
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May 121
Jun 146
Jul 133

Aug 81
Sep 48
Oct 16
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2008 sightings

Mar 3
Apr 48
May 89
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Aug 143
Sep 67
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Nov 3

2007 sightings

Mar 7
Apr 28
May 74
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Aug 85
Sep 67
Oct 52
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2006 sightings

Mar 4
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May 53
Jun 67
Jul 52

Aug 25
Sep 18
Oct 9
Nov 1

2005 sightings

Mar 1
Apr 7
May 6
Jun 12
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Aug 29
Sep 7
Oct 8
Nov 1