1. Bates, K., 2000. Fishway guidelines for Washington State. Draft report, Washington Department of Fish and Wildlife, 53 pp.
2. Beach, M.H., 1984. Fish passes design. Criteria for the design and approval of fish passes and other structures to facilities the passage of migratory fishes in rivers. Fisheries Resource Technical Reports No 78. Ministry of Agriculture, Fisheries and Food, Lowestoft, 45 pp.
3. Swimming capacity;Beamish,1978
4. Fisheries Handbook of Engineering Requirements and Biological Criteria;Bell,1973
5. Flow measurement structures;Boiten;Flow Meas. Instrum.,2002