24.13 - Hyporhitral streams

Classification des habitats du Paléarctique (2001)

Description

Lower reaches of Palaearctic mountain streams ("Gebirgsbach", "alpine", "mountain" and "upland" streams), often representing the middle course of rivers. The unit corresponds to the "Grayling zone" of western European ichthyological classifications.

Bibliographie

Devillers P., Devillers-Terschuren J. & Vander Linden C., 2001. PHYSIS Palaearctic Habitat Classification Database. Updated to 10 December 2001. Institut Royal des Sciences Naturelles, Bruxelles. (Source)

Lelek, 1980; Haslam and Wolseley, 1981; Philippart and Vranken, 1983; Holmes, 1983; Haslam, 1987; Schubert, 1991; Leser, 1994: 459.