In xeric lands, a gulch is a deep V-shaped valley formed by erosion. It may contain a small stream or dry creek bed and is usually larger in size than a gully. Sudden intense rainfall upstream may produce flash floods in the bed of the gulch.

A dry gulch in the desert near Tamchy, Kyrgyzstan. The creek that may have run along the bottom of the gulch in the past has been diverted to a parallel aryk.

In eastern Canada, gulch refers to:[1]

See alsoEdit

  • Arroyo (creek) – A dry creek or stream bed with flow after rain
  • Canyon – Deep ravine between cliffs, includes gorge.
  • Dale (landform) – Open valley
  • Coulee – Type of valley or drainage zone
  • Gully – Landform created by running water eroding sharply into soil
  • Ravine – Small valley, which is often the product of streamcutting erosion
  • Valley – Low area between hills, often with a river running through it
  • Wadi – River valley, especially a dry riverbed that contains water only during times of heavy rain
  • Draw (terrain)

ReferencesEdit

  1. ^ "Gulch". Interesting and curious generic terms used in Canada. Natural Resources Canada. Archived from the original on 26 September 2011. Retrieved 8 April 2013.