@article {663,
	title = {Biological significance of UK critical load exceedance estimates for flowing waters: assessments of dipper Cinclus cinclus populations in Scotland},
	journal = {Journal of Applied Ecology },
	volume = {33},
	year = {1996},
	pages = {1065-1076},
	author = {Logie, J.W. and Bryant, D.M. and Howell, D.l. and Vickery, J.A.}
}
