record
| Common Name | County | Date | Observer(s) | Number | Comments |
| 1 Viceroy | Durham | 2010-10-02 | R. Emmitt | 75 | FALA - Flat River Imoundments |
| 2 Viceroy | Durham | 2009-09-13 | W. Cook | 40 | FALA - Flat River Impoundment |
| 3 Viceroy | Durham | 2012-09-09 | R. Emmitt | 32 | FALA - Flat River Impoundment |
| 4 Viceroy | Durham | 2001-09-16 | W. Cook | 31 | FALA - Brickhouse Road |
| 5 Viceroy | Durham | 2010-09-19 | R. Emmitt | 30 | FALA -- Flat River Impoundments |
| 6 Viceroy | Durham | 2006-08-20 | J. Pippen | 29 | Durham Butterfly Count |
| 7 Viceroy | Durham | 2000-08-19 | J. Pippen | 28 | |
| 8 Viceroy | Durham | 2009-10-04 | R. Emmitt | 26 | FALA |
| 9 Viceroy | Durham | 2010-08-15 | J. Pippen | 26 | Durham County butterfly count |
| 10 Viceroy | Durham | 2013-08-18 | J. Pippen et al. | 26 | Durham County butterfly count |
| 11 Viceroy | Durham | 2006-09-09 | R. Emmitt | 24 | Falls Lake -- Flat River Impoundment |
| 12 Viceroy | Durham | 2001-08-12 | J. Pippen | 22 | |
| 13 Viceroy | Durham | 2005-08-21 | J. Pippen | 21 | |
| 14 Viceroy | Durham | 2008-08-10 | J. Pippen | 21 | Durham Butterfly Count |
| 15 Viceroy | Durham | 2006-08-13 | R. Emmitt | 20 | |
| 16 Viceroy | Durham | 2009-09-28 | R. Stickney | 20 | FALA -- Flat River Impoundment |
| 17 Viceroy | Durham | 2016-09-03 | Brian Bockhahn | 20 | FALA - Flat River waterfowl impoundments |
| 18 Viceroy | Durham | 2016-09-04 | B. Bockhahn | 20 | FALA -- Flat River waterfowl impoundm |
| 19 Viceroy | Durham | 2009-08-16 | J. Pippen | 18 | Durham County count |
| 20 Viceroy | Durham | 2012-09-04 | B. Bockhahn | 18 | |
| 21 Viceroy | Durham | 2020-09-13 | HEL, L. Arent, L. White | 18 | FALA -- Flat River impoundment |
| 22 Viceroy | Durham | 2017-09-08 | B. Bockhahn | 17 | FALA |
| 23 Viceroy | Durham | 2013-08-24 | M. Turner | 15 | FALA -- Flat River Impoundment |
| 24 Viceroy | Durham | 2012-09-09 | W. Cook | 13 | FALA -- Brickhouse Rd |
| 25 Viceroy | Durham | 2011-08-14 | J. Pippen | 12 | Durham County butterfly count |
| 26 Viceroy | Durham | 2016-09-16 | B. Bockhahn | 12 | FALA -- Flat River impoundment |
| 27 Viceroy | Durham | 2012-09-22 | R. Emmitt | 11 | FALA - Brickhouse Road |
| 28 Viceroy | Durham | 2016-09-22 | B. Bockhahn | 10 | FALA -- Flat River impoundment |
| 29 Viceroy | Durham | 2020-08-19 | HEL, L. Arent, L. White | 10 | Flat River impoundment |
| 30 Viceroy | Durham | 2002-08-17 | Pippen | 9 | |
| 31 Viceroy | Durham | 2016-08-21 | J. Pippen et al. | 9 | Durham County butterfly count |
| 32 Viceroy | Durham | 2020-10-18 | HEL, L. Arent, L. White | 9 | FALA -- Flat River impoundments |
| 33 Viceroy | Durham | 2023-08-13 | J. Pippen et al. | 9 | Durham butterfly count |
| 34 Viceroy | Durham | 1997-09-29 | J. Pippen | 8 | |
| 35 Viceroy | Durham | 2018-08-19 | Pippen et al. | 8 | Durham County butterfly count |
| 36 Viceroy | Durham | 2019-08-18 | J. Pippen et al. | 8 | Durham County butterfly count |
| 37 Viceroy | Durham | 2020-08-16 | J. Pippen et al. | 8 | Durham County butterfly count |
| 38 Viceroy | Durham | 2001-08-17 | R. Emmitt | 7 | |
| 39 Viceroy | Durham | 2002-09-22 | Emmitt | 7 | |
| 40 Viceroy | Durham | 2013-10-19 | M. Turner | 7 | FALA -- Flat River Waterfowl Impoundment |
| 41 Viceroy | Durham | 2015-08-16 | Pippen et al. | 7 | Durham butterfly count |
| 42 Viceroy | Durham | 2001-08-24 | Bockhahn | 6 | FALA |
| 43 Viceroy | Durham | 2002-05-16 | R. Emmitt | 6 | FALA |
| 44 Viceroy | Durham | 2008-10-12 | W. Cook | 6 | |
| 45 Viceroy | Durham | 2009-09-12 | A. Kneidel | 6 | FALA -- Butner gamelands |
| 46 Viceroy | Durham | 2012-08-17 | R. Emmitt | 6 | FALA -- Flat River Impoundment |
| 47 Viceroy | Durham | 2012-10-04 | B. Bockhahn | 6 | |
| 48 Viceroy | Durham | 2018-08-19 | B. Bockhahn | 6 | |
| 49 Viceroy | Durham | 2020-10-04 | HEL, L. Arent, L. White | 6 | FALA -- Flat River and Brickhouse areas |
| 50 Viceroy | Durham | 2021-09-19 | HEL, L. Arent, L. White | 6 | FALA -- Flat River impoundments |
| 51 Viceroy | Durham | 1997-10-05 | J. Pippen | 5 | |
| 52 Viceroy | Durham | 1999-08-14 | J. Pippen | 5 | |
| 53 Viceroy | Durham | 2015-06-25 | M. Turner | 5 | FALA - Patterson Road impoundment |
| 54 Viceroy | Durham | 2015-08-16 | B. Bockhahn | 5 | FALA |
| 55 Viceroy | Durham | 2019-08-18 | B. Bockhahn | 5 | FALA - Flat River WI, durham butterfly count |
| 56 Viceroy | Durham | 2020-08-31 | HEL, L. Arent, L. White | 5 | Flat River impoundment |
| 57 Viceroy | Durham | 1998-09-30 | J. Pippen | 4 | |
| 58 Viceroy | Durham | 2010-08-08 | R. Stickney | 4 | FALA - Flat River impoundment |
| 59 Viceroy | Durham | 2010-09-25 | R. Emmitt | 4 | FALA |
| 60 Viceroy | Durham | 2017-08-20 | J. Pippen et al. | 4 | Durham County butterfly count |
| 61 Viceroy | Durham | 1999-08-15 | J. Pippen | 3 | |
| 62 Viceroy | Durham | 1999-08-30 | T. Krakauer | 3 | |
| 63 Viceroy | Durham | 2000-10-15 | W. Cook | 3 | |
| 64 Viceroy | Durham | 2006-09-24 | R. Emmitt | 3 | |
| 65 Viceroy | Durham | 2013-08-10 | M. Turner | 3 | FALA - Flat River Impoundment |
| 66 Viceroy | Durham | 2014-08-17 | J. Pippen et al. | 3 | Durham County butterfly count |
| 67 Viceroy | Durham | 2023-08-24 | J. Pippen, J. Hendrix | 3 | northeastern part of county |
| 68 Viceroy | Durham | 2023-09-05 | L. Arent, L. White | 3 | FALA sites |
| 69 Viceroy | Durham | 1997-09-26 | J. Pippen | 2 | |
| 70 Viceroy | Durham | 1998-08-15 | R. Emmitt | 2 | |
| 71 Viceroy | Durham | 2002-09-11 | Pippen | 2 | FALA |
| 72 Viceroy | Durham | 2010-10-04 | D. Pugh | 2 | FALA - Flat River Impoundments |
| 73 Viceroy | Durham | 2011-08-05 | D. Pugh | 2 | FALA - Flat River Impoundment |
| 74 Viceroy | Durham | 2011-08-12 | M. Turner | 2 | FALA - Patterson Road Waterfowl Impoundment |
| 75 Viceroy | Durham | 2011-09-08 | R. Stickney | 2 | FALA - Flat River Impoundment |
| 76 Viceroy | Durham | 2012-04-29 | W. Cook | 2 | |
| 77 Viceroy | Durham | 2012-07-28 | M. Turner | 2 | FALA - Patterson Rd. impoundment |
| 78 Viceroy | Durham | 2012-08-24 | T. Krakauer | 2 | |
| 79 Viceroy | Durham | 2014-08-17 | B. Bockhahn | 2 | |
| 80 Viceroy | Durham | 2015-05-22 | Pugh, Gottschalk | 2 | FALA - Flat River Impoundment |
| 81 Viceroy | Durham | 2017-05-03 | Krakauer, Richardson | 2 | northern part of county |
| 82 Viceroy | Durham | 2020-09-23 | HEL, L. Arent | 2 | FALA -- Flat River Impoundment |
| 83 Viceroy | Durham | 2021-08-11 | L. Arent | 2 | FALA -- Brickhouse Road |
| 84 Viceroy | Durham | 2021-08-15 | J. Pippen et al. | 2 | Durham County butterfly count |
| 85 Viceroy | Durham | 2021-08-15 | B. Bockhahn | 2 | FALA |
| 86 Viceroy | Durham | 2021-08-15 | B. Bockhahn | 2 | FALA |
| 87 Viceroy | Durham | 2021-08-29 | HEL, M. Kane | 2 | FALA -- Flat River impoundment |
| 88 Viceroy | Durham | 2023-08-12 | L. Arent, A. Whitlock | 2 | FALA -- Flat River impoundments |
| 89 Viceroy | Durham | 1993-04-30 | Pullmans | 1 | |
| 90 Viceroy | Durham | 1993-05-05 | Pullmans | 1 | |
| 91 Viceroy | Durham | 1993-05-15 | Pullmans | 1 | |
| 92 Viceroy | Durham | 1993-05-25 | Pullmans | 1 | |
| 93 Viceroy | Durham | 1993-06-05 | Pullmans | 1 | |
| 94 Viceroy | Durham | 1993-06-15 | Pullmans | 1 | |
| 95 Viceroy | Durham | 1993-06-25 | Pullmans | 1 | |
| 96 Viceroy | Durham | 1993-07-05 | Pullmans | 1 | |
| 97 Viceroy | Durham | 1993-07-15 | Pullmans | 1 | |
| 98 Viceroy | Durham | 1993-07-25 | Pullmans | 1 | |
| 99 Viceroy | Durham | 1993-08-05 | Pullmans | 1 | |
| 100 Viceroy | Durham | 1993-08-15 | Pullmans | 1 | |
| 101 Viceroy | Durham | 1993-08-25 | Pullmans | 1 | |
| 102 Viceroy | Durham | 1993-09-05 | Pullmans | 1 | |
| 103 Viceroy | Durham | 1993-09-15 | Pullmans | 1 | |
| 104 Viceroy | Durham | 1993-09-25 | Pullmans | 1 | |
| 105 Viceroy | Durham | 1993-10-05 | Pullmans | 1 | |
| 106 Viceroy | Durham | 1993-10-15 | Pullmans | 1 | |
| 107 Viceroy | Durham | 1993-10-25 | Pullmans | 1 | |
| 108 Viceroy | Durham | 1993-11-01 | Pullmans | 1 | |
| 109 Viceroy | Durham | 1994-05-07 | HEL | 1 | fresh |
| 110 Viceroy | Durham | 1994-05-15 | Pullmans | 1 | |
| 111 Viceroy | Durham | 1994-05-25 | Pullmans | 1 | |
| 112 Viceroy | Durham | 1994-06-05 | Pullmans | 1 | |
| 113 Viceroy | Durham | 1994-06-15 | Pullmans | 1 | |
| 114 Viceroy | Durham | 1994-06-25 | Pullmans | 1 | |
| 115 Viceroy | Durham | 1994-07-15 | Pullmans | 1 | |
| 116 Viceroy | Durham | 1994-07-25 | Pullmans | 1 | |
| 117 Viceroy | Durham | 1994-08-05 | Pullmans | 1 | |
| 118 Viceroy | Durham | 1994-08-13 | HEL | 1 | |
| 119 Viceroy | Durham | 1994-08-15 | Pullmans | 1 | |
| 120 Viceroy | Durham | 1994-08-25 | Pullmans | 1 | |
| 121 Viceroy | Durham | 1994-09-05 | Pullmans | 1 | |
| 122 Viceroy | Durham | 1994-09-15 | Pullmans | 1 | |
| 123 Viceroy | Durham | 1994-09-25 | Pullmans | 1 | |
| 124 Viceroy | Durham | 1994-10-05 | Pullmans | 1 | |
| 125 Viceroy | Durham | 1994-10-15 | Pullmans | 1 | |
| 126 Viceroy | Durham | 1994-10-25 | Pullmans | 1 | |
| 127 Viceroy | Durham | 1995-04-26 | J. Pippen | 1 | |
| 128 Viceroy | Durham | 1995-05-15 | J. Pippen | 1 | |
| 129 Viceroy | Durham | 1995-05-15 | Pullmans | 1 | |
| 130 Viceroy | Durham | 1995-05-25 | Pullmans | 1 | |
| 131 Viceroy | Durham | 1995-06-25 | Pullmans | 1 | |
| 132 Viceroy | Durham | 1995-07-15 | Pullmans | 1 | |
| 133 Viceroy | Durham | 1995-08-05 | Pullmans | 1 | |
| 134 Viceroy | Durham | 1995-08-15 | Pullmans | 1 | |
| 135 Viceroy | Durham | 1995-08-25 | Pullmans | 1 | |
| 136 Viceroy | Durham | 1995-09-05 | Pullmans | 1 | |
| 137 Viceroy | Durham | 1995-09-13 | J. Pippen | 1 | |
| 138 Viceroy | Durham | 1995-09-15 | Pullmans | 1 | |
| 139 Viceroy | Durham | 1995-09-25 | Pullmans | 1 | |
| 140 Viceroy | Durham | 1995-10-05 | Pullmans | 1 | |
| 141 Viceroy | Durham | 1995-10-15 | Pullmans | 1 | |
| 142 Viceroy | Durham | 1995-10-25 | Pullmans | 1 | |
| 143 Viceroy | Durham | 1996-05-15 | Pullmans | 1 | |
| 144 Viceroy | Durham | 1996-05-25 | Pullmans | 1 | |
| 145 Viceroy | Durham | 1996-06-25 | Pullmans | 1 | |
| 146 Viceroy | Durham | 1996-07-15 | Pullmans | 1 | |
| 147 Viceroy | Durham | 1996-08-15 | Pullmans | 1 | |
| 148 Viceroy | Durham | 1996-08-23 | J. Pippen | 1 | |
| 149 Viceroy | Durham | 1996-08-25 | Pullmans | 1 | |
| 150 Viceroy | Durham | 1996-08-27 | J. Pippen | 1 | |
| 151 Viceroy | Durham | 1996-09-05 | Pullmans | 1 | |
| 152 Viceroy | Durham | 1996-09-15 | Pullmans | 1 | |
| 153 Viceroy | Durham | 1996-09-18 | J. Pippen | 1 | |
| 154 Viceroy | Durham | 1996-09-25 | Pullmans | 1 | |
| 155 Viceroy | Durham | 1996-10-05 | Pullmans | 1 | |
| 156 Viceroy | Durham | 1996-10-10 | J. Pippen | 1 | |
| 157 Viceroy | Durham | 1996-10-15 | Pullmans | 1 | |
| 158 Viceroy | Durham | 1997-05-15 | Pullmans | 1 | |
| 159 Viceroy | Durham | 1997-09-05 | J. Pippen | 1 | |
| 160 Viceroy | Durham | 1997-10-25 | Pullmans | 1 | |
| 161 Viceroy | Durham | 1997-11-01 | Pullmans | 1 | |
| 162 Viceroy | Durham | 1998-05-05 | L. Pullman | 1 | |
| 163 Viceroy | Durham | 1998-05-09 | Pullmans | 1 | |
| 164 Viceroy | Durham | 1998-05-15 | L. Pullman | 1 | |
| 165 Viceroy | Durham | 1998-05-19 | Pullmans | 1 | |
| 166 Viceroy | Durham | 1998-05-25 | L. Pullman | 1 | |
| 167 Viceroy | Durham | 1998-06-05 | L. Pullman | 1 | |
| 168 Viceroy | Durham | 1998-06-25 | L. Pullman | 1 | |
| 169 Viceroy | Durham | 1998-07-05 | L. Pullman | 1 | |
| 170 Viceroy | Durham | 1998-07-25 | L. Pullman | 1 | |
| 171 Viceroy | Durham | 1998-08-05 | L. Pullman | 1 | |
| 172 Viceroy | Durham | 1998-08-15 | L. Pullman | 1 | |
| 173 Viceroy | Durham | 1998-08-25 | L. Pullman | 1 | |
| 174 Viceroy | Durham | 1998-09-05 | L. Pullman | 1 | |
| 175 Viceroy | Durham | 1998-09-15 | L. Pullman | 1 | |
| 176 Viceroy | Durham | 1999-05-09 | J. Pippen | 1 | FALA |
| 177 Viceroy | Durham | 1999-10-01 | R. Emmitt | 1 | |
| 178 Viceroy | Durham | 1999-10-02 | HEL | 1 | |
| 179 Viceroy | Durham | 2000-05-08 | J. Pippen | 1 | |
| 180 Viceroy | Durham | 2000-07-27 | J. Pippen | 1 | |
| 181 Viceroy | Durham | 2000-09-16 | J. Pippen | 1 | |
| 182 Viceroy | Durham | 2001-08-05 | Bockhahn | 1 | |
| 183 Viceroy | Durham | 2002-07-13 | Krakauer | 1 | |
| 184 Viceroy | Durham | 2003-05-02 | R. Emmitt | 1 | |
| 185 Viceroy | Durham | 2003-09-21 | Krakauer | 1 | Indian Trail Greenway |
| 186 Viceroy | Durham | 2003-09-30 | Krakauer | 1 | |
| 187 Viceroy | Durham | 2005-08-17 | T. Krakauer | 1 | Quail Roost |
| 188 Viceroy | Durham | 2007-10-10 | Jeffrey Pippen, Lindsey Smart, Lace | 1 | Duke Gardens |
| 189 Viceroy | Durham | 2009-07-26 | R. Emmitt | 1 | FALA -- Brickhouse Road area |
| 190 Viceroy | Durham | 2009-10-26 | R. Stickney | 1 | FALA - Flat River Impoundment |
| 191 Viceroy | Durham | 2010-05-16 | R. Stickney | 1 | FALA - NC 105 |
| 192 Viceroy | Durham | 2010-10-27 | D. Pugh | 1 | FALA - Flat River impoundment |
| 193 Viceroy | Durham | 2011-08-20 | R. Stickney | 1 | FALA - Flat River Impoundment |
| 194 Viceroy | Durham | 2012-07-29 | M. Turner | 1 | FALA - Brickhouse Rd. impoundments |
| 195 Viceroy | Durham | 2012-08-19 | R. Emmitt | 1 | |
| 196 Viceroy | Durham | 2013-05-09 | R. Stickney | 1 | N.C. Museum of Life and Science |
| 197 Viceroy | Durham | 2014-06-23 | M. Turner | 1 | FALA - Patterson Road Waterfowl Impoundment |
| 198 Viceroy | Durham | 2015-05-30 | M. Turner | 1 | FALA - Flat River Impoundment |
| 199 Viceroy | Durham | 2015-08-08 | M. Turner | 1 | Upper Little Creek Impoundment |
| 200 Viceroy | Durham | 2015-08-11 | Samuel Jolly, Lucas Bobay | 1 | Ellerbe Creek |
| 201 Viceroy | Durham | 2015-08-21 | Samuel Jolly, Lucas Bobay | 1 | Ellerbe Creek |
| 202 Viceroy | Durham | 2016-05-27 | M. Turner | 1 | FALA - Pennys Bend/Flat R. impoundmen |
| 203 Viceroy | Durham | 2016-10-08 | Brian Bockhahn | 1 | FALA |
| 204 Viceroy | Durham | 2016-10-09 | B. Bockhahn | 1 | FALA |
| 205 Viceroy | Durham | 2017-04-30 | B. Bockhahn | 1 | FALA |
| 206 Viceroy | Durham | 2018-09-11 | J. Pippen | 1 | Duke Forest |
| 207 Viceroy | Durham | 2018-10-23 | B. Bockhahn | 1 | |
| 208 Viceroy | Durham | 2019-06-29 | J. Pippen | 1 | Forest Oaks |
| 209 Viceroy | Durham | 2019-10-07 | B. Bockhahn | 1 | FALA |
| 210 Viceroy | Durham | 2019-10-07 | B. Bockhahn | 1 | FALA |
| 211 Viceroy | Durham | 2020-08-07 | HEL | 1 | Durham area |
| 212 Viceroy | Durham | 2021-05-04 | HEL, L. Arent, L. White | 1 | |
| 213 Viceroy | Durham | 2021-05-09 | HEL, L. Arent, L. White | 1 | FALA -- Flat River impoundment |
| 214 Viceroy | Durham | 2022-07-29 | HEL | 1 | FALA -- Flat River impoundments |
| 215 Viceroy | Durham | 2022-08-14 | J. Pippen et al. | 1 | Durham County butterfly count |
| 216 Viceroy | Durham | 2023-07-06 | L. Arent | 1 | FALA sites |
| 217 Viceroy | Durham | 2023-07-06 | L. Arent | 1 | FALA -- Flat River waterfowl impoundments |
| 218 Viceroy | Durham | 2023-10-07 | B. Bockhahn | 1 | FALA |
| 219 Viceroy | Durham | 2002-05-02 | Bockhahn | 0 | FALA |
| 220 Viceroy | Durham | 2002-10-13 | R. Emmitt | 0 | FALA |
| 221 Viceroy | Durham | 2005-09-13 | J. Rose | 0 | Ellerbee Creek |