Effectiveness of different types of block ramps for fish upstream movement

Rivers are worldwide highly fragmented due to human impacts. This fragmentation has a negative effect on fish movement and dispersal. Many artificial barriers such as river bed sills and small weirs are nowadays replaced by block ramps in order to reestablish longitudinal connectivity for fish in ri...

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Veröffentlicht in:	Aquatic sciences 2013-04, Vol.75 (2), p.251-260
Hauptverfasser:	Weibel, Denise, Peter, Armin
Format:	Artikel
Sprache:	eng
Schlagworte:	Agnatha. Pisces Animal and plant ecology Animal populations Animal, plant and microbial ecology Barriers Biological and medical sciences Biomedical and Life Sciences Brackish Cottus gobio Ecology Effectiveness studies Fish Fish ladders Fish migration Freshwater Freshwater & Marine Ecology Fundamental and applied biological sciences. Psychology General aspects Leuciscus cephalus Life Sciences Marine & Freshwater Sciences Oceanography Research Article Rivers Salmo trutta Salmo trutta fario Synecology Translocation Upstream Vertebrates: general zoology, morphology, phylogeny, systematics, cytogenetics, geographical distribution Weirs
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