The Watersheds of Northeastern Illinois: Quality of the Aquatic Environment Based Upon Water Quality and Fishery Data; Final Report, Prepared for the ... Planning Commission (Classic Reprint) - Hardcover

Excerpt from The Watersheds of Northeastern Illinois: Quality of the Aquatic Environment Based Upon Water Quality and Fishery Data; Final Report, Prepared for the Northeastern Illinois Planning Commission

Drainage systems exhibit a definite morphological pattern of tributaries joining one another to form the main stream. Classification of a drainage system may be based upon various components of this morphological pattern.

Horton (1945) devised one such classification based upon stream branching. His system was later modified by Strahler (1954, In the Horton Strahler system, streams which received no tributaries were called order 1 streams. When two order 1 streams meet they form an order 2 stream.

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