00000nam 2200000za 4500 9.858100 CaOODSP 20241203113643 cr ||||||||||| 180622s1999 nkc o f000 0 eng d CaOODSP eng eng fre n-cn-nk n-cn-ns CW69-5/334E-PDF Wells, P. G. Environmental impacts of barriers on rivers entering the Bay of Fundy [electronic resource] : report of an ad-hoc Environment Canada Working Group / Peter G. Wells. Sackville, N.B. : Canadian Wildlife Service, Atlantic Region, 1999. vi, 43 p. Technical report series ; no. 334 Digitized edition from print [produced by Environment and Climate Change Canada]. "April 1999." Includes bibliographical references (p. 23-27). "A wide range and number of barriers exist on rivers that drain into the Bay of Fundy, both upstream and on their estuaries. Barriers can be defined as any structure built into, through or over a waterway (stream, creek, river, estuary) that changes, possibly irreversibly, the physical (e.g. sedimentation, water circulation), chemical (e.g. salinity, oxygen, trace elements), biological (e.g, fish behavior) or ecological (e.g. production), characteristics of that waterway"--Abstract. Issued also in print format. Includes abstract in French. gccst Rivers gccst Environmental impact Barriers Canada. Environment Canada. Canadian Wildlife Service. Atlantic Region. Environmental impacts of barriers on river entering the Bay of Fundy : (CaOODSP)9.614807 Technical report series (Canadian Wildlife Service) no. 334. (CaOODSP)9.504438 PDF 2.25 MB https://publications.gc.ca/collections/collection_2018/eccc/cw69-5/CW69-5-334-eng.pdf