This is a short and clear video on the concept of river capture. the video demonstrates how river capture takes making it easy for anyone to understand. refe. In this video i have explained how does river capture or river piracy takes place? i have also tried to defined misfit river. i hope students will be benefit.
Grade 12 geography lesson content:*abstraction*river capture*obstruction. Stream capture, river capture, river piracy or stream piracy is a geomorphological phenomenon occurring when a stream or river drainage system or watershed is diverted from its own bed, and flows down to the bed of a neighbouring stream. this can happen for several reasons, including: tectonic earth movements, where the slope of the land. Though the river capture is a natural process, but it does not take place in all circumstances rather it requires certain necessary conditions. in fact, the process of river capture depends on channel gradient, depth of river valley, volume of water, velocity and discharge, lithological characteristics and geological structures, stage of. The upper 10km of this river was captured by the mariua river that flows west ( fig 13 ). the capture occurred because of erosion of crushed rock along a prominent active fault that passes through the mariua catchment ( fig 13 ). this capture event occurred before the last glacial event, about 50,000 years ago.
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