| Archwiliadau o Wenynfeydd ar gyfer Plâu Egsotig yng Nghymru a Lloegr ar gyfer 2026 | |||||||
|---|---|---|---|---|---|---|---|
| Rhanbarth | Sir | Nifer y Gwenynfeydd a Archwiliwyd | Nifer y Nythfeydd a Archwiliwyd | Nifer y Nythfeydd Marw | Nifer y Nythfeydd â Chwilen Fach y Cwch | Nifer y Nythfeydd â Tropilaelaps | |
| Gogledd Orllewin Lloegr | Cheshire | 2 | 4 | 0 | 0 | 0 | |
| Derbyshire | 4 | 9 | 3 | 0 | 0 | ||
| Greater Manchester | 6 | 33 | 4 | 0 | 0 | ||
| Lancashire | 5 | 17 | 0 | 0 | 0 | ||
| Merseyside | 11 | 52 | 6 | 0 | 0 | ||
| West Yorkshire | 1 | 2 | 0 | 0 | 0 | ||
| Gorllewin Lloegr | Gloucestershire | 1 | 5 | 0 | 0 | 0 | |
| Shropshire | 3 | 16 | 0 | 0 | 0 | ||
| Staffordshire | 1 | 4 | 0 | 0 | 0 | ||
| West Midlands | 2 | 4 | 0 | 0 | 0 | ||
| Gogledd-ddwyrain Lloegr | County Durham | 4 | 22 | 0 | 0 | 0 | |
| East Yorkshire | 2 | 5 | 0 | 0 | 0 | ||
| Lincolnshire | 13 | 74 | 0 | 0 | 0 | ||
| Tyne & Wear | 2 | 12 | 1 | 0 | 0 | ||
| Dwyrain Lloegr | Bedfordshire | 3 | 19 | 0 | 0 | 0 | |
| Cambridgeshire | 2 | 15 | 6 | 0 | 0 | ||
| Essex | 12 | 40 | 3 | 0 | 0 | ||
| Hertfordshire | 1 | 6 | 0 | 0 | 0 | ||
| Norfolk | 3 | 18 | 0 | 0 | 0 | ||
| Suffolk | 13 | 92 | 8 | 0 | 0 | ||
| De-orllewin Lloegr | Avon | 8 | 60 | 2 | 0 | 0 | |
| Cornwall | 8 | 25 | 0 | 0 | 0 | ||
| Devon | 15 | 39 | 6 | 0 | 0 | ||
| Scilly Isles | 9 | 42 | 1 | 0 | 0 | ||
| Somerset | 2 | 7 | 0 | 0 | 0 | ||
| Canolbarth Lloegr | Berkshire | 2 | 7 | 0 | 0 | 0 | |
| Dorset | 2 | 5 | 1 | 0 | 0 | ||
| Hampshire | 10 | 48 | 11 | 0 | 0 | ||
| Isle of Wight | 4 | 17 | 2 | 0 | 0 | ||
| Leicestershire | 6 | 46 | 3 | 0 | 0 | ||
| Oxfordshire | 12 | 41 | 0 | 0 | 0 | ||
| Rutland | 1 | 4 | 2 | 0 | 0 | ||
| Wiltshire | 4 | 25 | 0 | 0 | 0 | ||
| De-ddwyrain Lloegr | East Sussex | 5 | 16 | 0 | 0 | 0 | |
| Greater London | 4 | 25 | 0 | 0 | 0 | ||
| Kent | 19 | 71 | 4 | 0 | 0 | ||
| Surrey | 9 | 21 | 0 | 0 | 0 | ||
| West Sussex | 2 | 12 | 0 | 0 | 0 | ||
| Cyfansymiau Lloegr | 213 | 960 | 63 | 0 | 0 | ||
| Rhanbarth | Sir | Nifer y Gwenynfeydd a Archwiliwyd | Nifer y Nythfeydd a Archwiliwyd | Nifer y Nythfeydd Marw | Nifer y Nythfeydd â Chwilen Fach y Cwch | Nifer y Nythfeydd â Tropilaelaps |
|---|---|---|---|---|---|---|
| Cymru | Dyfed | 12 | 40 | 4 | 0 | 0 |
| Gwynedd | 7 | 41 | 2 | 0 | 0 | |
| Powys | 1 | 1 | 0 | 0 | 0 | |
| West Glamorgan | 6 | 18 | 7 | 0 | 0 | |
| Cyfansymiau Cymru | 26 | 100 | 13 | 0 | 0 | |