| Abbreviation | List Name | Category | Total Records |
| ANG | Anglesey County Council Local Biodiversity Action Plan | 3 | 97004 |
| BA | Protection of Badgers Act | 1 | 4318 |
| BBNP | Brecon Beacons National Park Local Biodiversity Action Plan | - | 63345 |
| BDir | EU Birds Directive | - | 152070 |
| Bern | The Bern Convention on the Conservation of European Wildlife and Natural Habitats | - | 142469 |
| BGW | Blaenau Gwent County Borough Council Local Biodiversity Action Plan | - | 13227 |
| Bonn | The Bonn Convention on the Conservation of Migratory Species of Wild Animals | - | 109179 |
| BRG | Bridgend County Borough Council Local Biodiversity Action Plan | - | 74072 |
| CA | Carmarthenshire County Council Local Biodiversity Action Plan | - | 36099 |
| CCWP | CCW Priority Species List | 1 | 941 |
| CDF | Cardiff City Council Local Biodiversity Action Plan | - | 6650 |
| CE | Ceredigion County Council Local Biodiversity Action Plan | - | 30817 |
| CITES | Convention on International Trade in Endangered Species | - | 41103 |
| CLY | Caerphilly County Borough Council Local Biodiversity Action Plan | - | 19531 |
| CON | Conwy County Borough Council Local Biodiversity Action Plan | 3 | 320800 |
| DEN | Denbighshire County Council Local Biodiversity Action Plan | 3 | 107759 |
| EPS | European Protected Species | 1 | 21495 |
| FLI | Flintshire County Council Local Biodiversity Action Plan | 3 | 120533 |
| GWY | Gwynedd County Council Local Biodiversity Action Plan | 3 | 222251 |
| HDir | EU Habitats Directive | - | 31625 |
| LI[BIS] | Locally Important Species - BIS | - | 42835 |
| LI[SEWBReC] | Locally Important Species - SEWBReC | - | 40390 |
| LI[VC48] | Locally Important Species - Meirionethshire | 3 | 0 |
| LI[VC49] | Locally Important Species - Caernarfonshire | 3 | 0 |
| LI[VC50] | Locally Important Species - Denbighshire | 3 | 0 |
| LI[VC51] | Locally Important Species - Flintshire | 3 | 0 |
| LI[VC52] | Locally Important Species - Anglesey | 3 | 6364 |
| LI[WWBIC] | Locally Important Species - WWBIC | - | 3825 |
| MON | Monmouthshire County Council Local Biodiversity Action Plan | - | 22208 |
| MTR | Merthyr Tydfil County Borough Council Local Biodiversity Action Plan | - | 6873 |
| NEW | Newport City Council Local Biodiversity Action Plan | - | 5983 |
| NPT | Neath Port Talbot County Borough Council Local Biodiversity Action Plan | - | 2875 |
| PE | Pembrokeshire County Council Local Biodiversity Action Plan | - | 62104 |
| POW | Powys County Council Local Biodiversity Action Plan | - | 213185 |
| RCT | Rhondda Cynon Taff County Borough Council Local Biodiversity Action Plan | - | 50944 |
| RD1 | Red Data Book listing based on IUCN guidelines | 2 | 9584 |
| RD2 | Red Data Book listing not based on IUCN guidelines | 2 | 14707 |
| S42 | Natural Environment and Rural Communities Act 2006 (Section 42) | 1 | 136241 |
| SNP | Snowdonia National Park Local Biodiversity Action Plan | 3 | 80696 |
| SWN | Swansea City Council Local Biodiversity Action Plan | - | 3914 |
| TRA | Trunk Road Agency Biodiversity Action Plan | - | 56512 |
| TRF | Torfaen County Borough Council Local Biodiversity Action Plan | - | 52587 |
| UKBAP | UK Biodiversity Action Plan Priority Species | 1 | 124094 |
| VoG | Vale of Glamorgan Council Local Biodiversity Action Plan | - | 55443 |
| WBAm[RSPB] | Welsh Amber listed birds (not based on IUCN criteria) | 2 | 110186 |
| WBR[RSPB] | Welsh Red listed birds (not based on IUCN criteria) | 2 | 50499 |
| WCA1 | Wildlife & Countryside Act 1981 Schedule 1 | 1 | 30715 |
| WCA5 | Wildlife & Countryside Act 1981 Schedule 5 | 1 | 44853 |
| WCA8 | Wildlife & Countryside Act 1981 Schedule 8 | 1 | 1708 |
| WRE | Wrexham County Council Local Biodiversity Action Plan | 3 | 21263 |
| WVP | IUCN Threat Listing of Welsh Vascular Plants | 2 | 2704 |