Channel blockage and abandonment in the North-eastern okavango delta: the role of cyperus papyrus
Date
2015-03-11
Authors
Ellery, William Nolan
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Abstract
The progressive upstream encroachment of river courses by Cyperus
papyrus L. has accompanied the abandonment of two major distributary
channels within the Okavango Delta, Botswana, in historic time. The
aim of this study has been to evaluate the importance of this species
in contributing to channel avulsion, and to determine the mechanisms
by which it does so.
The study area was located along the lower Nqoga river which appears