No interactions present.
Indeed it might be, but the chances are it is not F. rufa. Recent work has shown that most 'F. rufa' in E&W are actually hybrids between this and F. polyctena, and the rest are pure colonies of one or other parent. To separate them, you need a very expensive chemistry set!
recording wildlife with The Recorder's Year on www.hbrg.org.uk/TRY.html.
Thanks for the interesting info!
Lat/Lng: 50.676310739215, -3.7778843171427
OS grid ref: SX744878