River bifurcation is the name for where a river splits into several channels with islands in the middle. Distributaries are the product of river bifurcation which can form islands and channels.
Some names of water channels in Asia include the Yangtze River in China, the Ganges River in India, the Mekong River in Southeast Asia, and the Indus River in Pakistan.
by erosion eroding the banks and beds of a river
Lyne River in England, Li River in China and Lachlan River in Australia are famous water channels. They begin with the letter L.
Rapids
yellowstone river or Cascadia river
The first visible effect of water erosion on a river is typically the formation of small channels or rills on the river banks. As water flows, it gradually erodes the soil and sediment, creating these initial channels. Over time, these channels can deepen and widen, leading to significant changes in the river's morphology.
Rapids
The answer is distributaries
A palaeodrainage is a system of drainage channels cut by an ancient river.
The channels are clearly marked on Admiralty charts.
The mouth part of a river is called a delta. It is the large silty area at the mouth of a river at which the river spills into different slow flowing channels.