There are number of key species found within the Yorkshire Dales National Park. The key species are the northern brown argus that are found in areas of species rich limestone grassland, with a small number of mires still supporting populations of small pearl-bordered fritillary. The small heath is still fortunately still widespread in many areas of unimproved grassland. For more information on some of the priority species click on the links to Rare butterflies of the Dales; and Other butterflies of the Dales;
There are a number of key moth species such as white ermine and broom moth that are still present in good numbers within the YDNP. There are also some very rare species such as the forester that is only found at a single site and the barred tooth stripe; a species with all Yorkshire records occurring within the national park. For more information on some of the priority species click on the links to Rare moths of the Dales; and Other moths of the Dales.
- Species Action Plans – Invertebrates
- Butterfly Transect Monitoring Report 2015
- Moth Summary Report 2016