| 1975 | Present |
H.G.Parker |
Not recorded |
Pont-ar-dulas |
SN945532 |
Unknown |
Not recorded |
| | 1986, Jun | Present |
N.R.Lowe |
Not recorded |
Llangorse |
SO139276 |
Unknown |
Not recorded |
| | 1987, Jun | Present |
N.R.Lowe |
Not recorded |
Trefecca |
SO140313 |
Unknown |
Not recorded |
| | 1988, May | Present |
N.R.Lowe |
Not recorded |
Trefecca |
SO140313 |
Unknown |
Not recorded |
| | 1988, Jun | Present |
N.R.Lowe |
Not recorded |
Craig y Cilau NNR |
SO1816 |
Unknown |
Not recorded |
| | 1989, May | Present |
N.R.Lowe |
Not recorded |
Nant Sere |
SO0323 |
Unknown |
Not recorded |
| | 1991, Jun | Present |
N.R.Lowe |
Not recorded |
Cae Bryn Tywarch |
SN852268 |
Unknown |
Not recorded |
| | 1991, Jun | Present |
N.R.Lowe |
Not recorded |
Craig Cerrig-gleisiad NNR |
SN9622 |
Unknown |
Not recorded |
| | 1992, May | Present |
N.R.Lowe |
Not recorded |
Groesffordd |
SO080277 |
Unknown |
Not recorded |
| | 1997, May | Present |
N.R.Lowe |
Not recorded |
Groesffordd |
SO080277 |
Unknown |
Not recorded |
| | 1997, Jun | Present |
N.R.Lowe |
Not recorded |
Penywaun |
SO095296 |
Unknown |
Not recorded |
| | 1997, Jun | Present |
N.R.Lowe |
Not recorded |
Waun-y-mynach |
SO094297 |
Unknown |
Not recorded |
| | 2000, Jun | Present |
N.R.Lowe |
Not recorded |
Legar Wood |
SO213177 |
Unknown |
Not recorded |
| | 2000, Jul | Present |
N.R.Lowe |
Not recorded |
Waun-y-mynach |
SO094297 |
Unknown |
Not recorded |
| | 2007, May | Present |
J.R.Langmaid&N.R.Lowe |
Adult |
Trewalkin Meadow |
SO1530 |
Daytime observation |
Not recorded |
several |
|