TY - Generic T1 - Evidence of recovery from acidification in the macroinvertebrate assemblages of UK fresh waters: A 20-year time series. Y1 - 2014 A1 - Murphy, J.F. A1 - Winterbottom, J.H. A1 - Orton, S. A1 - Simpson, G.L. A1 - Shilland, E.M. A1 - Hildrew, A.G. JF - Ecological Indicators VL - 37 IS - Part B ER - TY - Generic T1 - A diagnostic biotic index for assessing acidity in sensitive streams in Britain. Y1 - 2013 A1 - Murphy, J.F. A1 - Davy-Bowker, J. A1 - McFarland, B. A1 - Ormerod, S.J. JF - Ecological Indicators VL - 24 ER -