Natural England Commissioned Report NECR246 A review of the status of the Lonchopteridae, Platypezidae and Opetiidae flies of Great Britain Species Status No. 34 First published 29th January 2018 www.gov.uk/natural -england Foreword Natural England commission a range of reports from external contractors to provide evidence and advice to assist us in delivering our duties. The views in this report are those of the authors and do not necessarily represent those of Natural England. Background Making good decisions to conserve species This report should be cited as: should primarily be based upon an objective process of determining the degree of threat to CHANDLER, P.J. 2017. A review of the status the survival of a species. The recognised of the Lonchopteridae, Platypezidae and international approach to undertaking this is by Opetiidae flies of Great Britain Natural England assigning the species to one of the IUCN threat Commissioned Reports, Number246. categories. This report was commissioned to update part of the 1991 review of the scarce and threatened flies of Great Britain Part 2: Nematocera and Aschiza not dealt with by Falk, edited by Falk and Chandler. This original volume included a range of families, but rather than repeat the rather large and arbitrary grouping, the Lonchopteridae, Platypezidae and Opetiidae flies were abstracted into the current review volume. Many of the remaining families will form subsequent volumes in their own right. Natural England Project Manager - David Heaver, Senior Invertebrate Specialist
[email protected] Contractor - Peter Chandler Keywords - Lonchopteridae, Platypezidae, Opetiidae files, invertebrates, red list, IUCN, status reviews, IUCN threat categories, GB rarity status Further information This report can be downloaded from the Natural England Access to Evidence Catalogue: http://publications.naturalengland.org.uk/ .