Important Invertebrate Areas (IIAs) are the best places in Great Britain for our invertebrates, which have been identified using the most up-to-date data available from over 80 national expert recording schemes. They support some of our rarest and most threatened species, vulnerable habitats and unique assemblages of invertebrates.
IIAs in Planning
IIAs are not a legal designation but can help to ensure that key sites for invertebrates are recognised both locally and nationally, and ensure that they are properly considered in planning decisions.
Too often invertebrates have either been overlooked or are a late consideration in planning decisions. This has led to poor outcomes for nature, but a completed suite of IIA maps and profiles will enable: