Records of Adult Stonefly (Plecoptera) From Ireland in 2021, with Observations on Wing Length and Wing Crumpling

Adult distribution records for 15 species of stoneflies (Plecoptera) taken randomly on lakes and rivers from March to September 2021, primarily from Counties Dublin, Galway, Kerry, Mayo and Wicklow, but records are also presented from Antrim, Kildare, Kilkenny, Offaly, Roscommon and Sligo. It is notable that the records from Antrim are the first adult records published for Northern Ireland in over 30 years. Records of brachyptery and microptery are also provided, as well as observations on wing crumpling and Entomophthora infection, where relevant.