Landscape Ecol (2017) 32:2327–2336 https://doi.org/10.1007/s10980-017-0571-2 RESEARCH ARTICLE High value of ecological information for river connectivity restoration . . . Suresh Andrew Sethi Jesse R. O’Hanley Jonathon Gerken Joshua Ashline Catherine Bradley Received: 13 March 2017 / Accepted: 11 September 2017 / Published online: 21 September 2017 Springer Science+Business Media B.V. (outside the USA) 2017 Abstract prioritization framework to identify optimal mitiga- Context Efﬁcient restoration of longitudinal river tion actions given limited restoration budgets. The connectivity relies on barrier mitigation prioritization value of ecological information on managed taxa was tools that incorporate stream network spatial structure estimated by comparing costs to achieve restoration to maximize ecological beneﬁts given limited targets across alternative barrier prioritization resources. Typically, ecological beneﬁts of barrier approaches. mitigation are measured using proxies such as the Results Barrier mitigation solutions informed by life amount of accessible riverine habitat. history information outperformed those using only Objectives We developed an optimization approach river connectivity proxies, demonstrating high value for barrier mitigation planning which directly incor- of ecological information for watershed restoration. In porates the ecology of managed taxa, and applied it to our study area, information on salmon ecology was an urbanizing salmon-bearing watershed in Alaska. typically valued at
Landscape Ecology – Springer Journals
Published: Sep 21, 2017
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