Number of items: 1.
    Wright, J.F.; Gunn, R.J.M.; Symes, K.L.; Matthews, J.M.; Furse, M.T.; Blackburn, J.H.; Winder, J.M..
  
1992
    Invertebrate survey and classification of rivers for nature conservation 1991/92 report.
  
    Institute of Freshwater Ecology, 58pp.
    (CEH Project no. T04053b1)
  
   (Unpublished)
This list was generated on Mon Nov  3 23:28:45 2025 UTC.