Butterfly sighting

David Drexler

Location: UW Arboretum, Grady tract
Dane County

Eastern Comma2

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2022 sightings

Mar 12
Apr 74
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Aug 489
Sep 258
Oct 151
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2021 sightings

Mar 30
Apr 157
May 258
Jun 491
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Aug 322
Sep 154
Oct 99
Nov 17
Dec 1

2020 sightings

Mar 12
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Aug 397
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Oct 61
Nov 25
Dec 1

2019 sightings

Mar 5
Apr 130
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2018 sightings

Mar 9
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May 197
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Aug 350
Sep 148
Oct 64
Nov 2

2017 sightings

Feb 7
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Apr 186
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Jul 320
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Oct 133
Nov 7

2016 sightings

Feb 2
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Apr 152
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Jul 356
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Oct 116
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2015 sightings

Mar 17
Apr 108
May 273
Jun 379
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Aug 168
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Oct 93
Nov 51

2014 sightings

Mar 1
Apr 60
May 258
Jun 296
Jul 359

Aug 265
Sep 144
Oct 79
Nov 5

2013 sightings

Mar 1
Apr 45
May 157
Jun 248
Jul 259

Aug 223
Sep 130
Oct 78
Nov 8

2012 sightings

Mar 115
Apr 232
May 371
Jun 375
Jul 265

Aug 203
Sep 139
Oct 69
Nov 9
Dec 1

2011 sightings

Mar 4
Apr 43
May 117
Jun 250
Jul 284

Aug 330
Sep 124
Oct 115
Nov 18

2010 sightings

Mar 28
Apr 100
May 179
Jun 152
Jul 215

Aug 211
Sep 113
Oct 85
Nov 11

2009 sightings

Mar 10
Apr 62
May 121
Jun 147
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Aug 81
Sep 48
Oct 16
Nov 9

2008 sightings

Mar 3
Apr 48
May 89
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Jul 125

Aug 143
Sep 67
Oct 38
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