A canal is an artificial channel, generally trapezoidal, constructed to convey water from rivers, reservoirs, etc. for several purposes like irrigation, power generation, navigation, etc.
Canals irrigation utilized for irrigation are the primary waterway that brings the water for irrigation from the main source to the areas to be irrigated.

These artificial channels are mat be constructed with stone, concrete, brick, or a flexible membrane to prevent seepage and erosion.

Irrigation canals or water channels is an open waterway whose main function is to convey water from one place to another and are referred to as main waterways supplying water to one or more farms.