| British Herpetological Society | Froglife |
| British Reptiles | |
| Bats: |
| The Bat Conservation Trust | North Yorkshire Bat Group |
| East Yorkshire Bat Group | |
| Birds: |
| Scarborough Birders | Filey Brigg Ornithological Group |
| Flamborough Ornithological Group | RSPB |
| British Ornothologists Union | British Trust for Ornothology |
| Wildfowl and Wetland Trust | Hawk and Owl Trust |
| North Yorkshire Coast Swift Group | |
| Butterflies and Moths: |
| Butterfly Conservation | Yorkshire Branch of Butterfly Conservation |
| Fungi and Lichens: |
| The British Mycological Society | The British Lichen Society |
| Geology: |
| Dinosaur Coast | Yorkshire Geological Society |
| Rotunda Museum | Rotunda Geology Group |
| Insects and Spiders: |
| Amateur Entomological Society | Buglife |
| Royal Entomological Society | The British Dragonfly Society |
| Yorkshire Branch of BDS | British Arachnological Society |
| Bumble Bee Conservation Trust | |
| Mammals: |
| The Mammal Society | Yorkshire Mammal Group |
| The Badger Trust | North Riding Badger Group |
| Marine Life: |
| Marine Biological Association | Marine Biological Conservation Society |
| Scarborough SeaLife and Marine Conservation Sanctuary | |
| Molluscs: |
| Conchological Soc Of Great Britain and Ireland | |
| Plants: |
| Botanical Society of the British Isles | Plantlife |
| The Tree Council | The Forestry Commission |
| The Woodland Trust | The British Bryological Society |
| General: |
| The Cayton and Flixton Carrs Wetland Project | The Biological Records Centre |
| DEFRA | Mapmate |
| The North and East Yorkshire Ecological Data Centre | The Yorkshire Naturalists' Union |
| The Yorkshire Wildlife Trust: | Ryedale Natural History Society |
| |
