1. Armitage, P. D., 1978. The impact of Cow Green Reservoir on invertebrate populations in the River Tees. Freshwat. Biol. Ass. Annu. rep. 46: 47–57.
2. Tech. Completion Rep.;M. A. Brusven,1978
3. Coutant, C. C., 1963. Stream plankton above and below Green Lane Resevoir. Proc. Penn. Acad. Sci. 37: 122–126.
4. Edmunds, G. F., S. L. Jensen & L. Berner, 1976. The mayflies of North and Central America. University of Minnesota Press, Minneapolis, 330 pp.
5. Elliott, J. M., 1971. Some methods for the statistical analysis of samples of benthic invertebrates. Freshwat. Biol. Ass., Spec. Publ. 25.