This is a leaderboard for 2026 records entered via SEWBReCORD and the LERC Wales app* (*all of Wales included).
The number of taxonomic groups is based on the NBN taxon group terminology. Click here to show the full list.
| Name | No. of Species | No. of Records | No. of Taxon Groups | ||
|---|---|---|---|---|---|
| Milborrow, Jo | 2 | 3 | 2 | ||
| Merrifield, Purdy | 1 | 1 | 1 | ||
| mctool, shamus | 4 | 4 | 3 | ||
| McNamara, Meg | 9 | 11 | 5 | ||
| McHugh, Sean | 45 | 51 | 10 | ||
| McGregor, Philip | 1 | 1 | 1 | ||
| McGleish, Andrew | 411 | 1074 | 27 | ||
| McGinn, Kevin | 20 | 22 | 8 | ||
| McDonald, Bruce | 2 | 2 | 2 | ||
| May, Sian | 62 | 101 | 11 | ||
| May, Hilary | 5 | 5 | 3 | ||
| May, Carys | 135 | 167 | 20 | ||
| Maurice, Louise | 32 | 75 | 1 | ||
| Mathieson, Charles | 38 | 40 | 12 | ||
| Martin, Sarah | 1 | 1 | 1 | ||
| Martin, Helen | 1 | 1 | 1 | ||
| Martin, Andrew | 12 | 13 | 6 | ||
| marshallsea, naomi | 12 | 12 | 2 | ||
| Marsden, Beth | 35 | 37 | 11 | ||
| Marks, Kate | 3 | 3 | 3 | ||