Biological Conservation, March, 2013, Vol.159, p.521(9)
To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/j.biocon.2012.12.014 Byline: Roy M. Frings (a), Susanne C.K. Vae[sz]en (b), Harald Gro[sz] (c), Sebastian Roger (a), Holger Schuttrumpf (a), Henner Hollert (b) Keywords: Crayfish; Invasion; Barrier; Pacifastacus leniusculus; Flight response; Swimming Abstract: a* Indigenous crayfish are in great danger due to invading non-native signal crayfish. a* The invasion of non-native crayfish can be stopped by physical barriers. a* A new physical crayfish barrier was developed that allows fish migration. a* Barrier efficiency depends on barrier roughness, barrier slope and flow velocity. a* Signal crayfish can breach barriers by swimming backward. Author Affiliation: (a) Institute of Hydraulic Engineering and Water Resources Management, RWTH Aachen University, Mies-van-der-Rohe-Str. 1, 52056 Aachen, Germany (b) Department for Ecosystem Analysis, Institute for Environmental Research, RWTH Aachen University, Worringerweg 1, 52074 Aachen, Germany (c) Edelkrebsprojekt NRW, Neustra[sz]e 7, 53902 Bad Munstereifel, Germany Article History: Received 11 January 2012; Revised 3 December 2012; Accepted 8 December 2012
Water Resource Management -- Analysis ; Water Resources -- Analysis
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