58
Wolf EC, Cooper DJ, Hobbs NT (2007) Hydrologic regime and herbivory stabilize an alternative
state in Yellowstone National Park. Ecol Appl 17:1572–1587
Wondzell SM, Swanson FJ (1996) Seasonal and storm dynamics of the hyporheic zone of a fourthorder mountain stream. 1. Hydrologic processes. J N Am Benthol Soc 15:3–19
Wondzell SM, LaNier J, Haggerty R, Woodsmith RD, Edwards RT (2009) Changes in hyporheic
exchange flow following experimental wood removal in a small, low-gradient stream. Water
Resour Res 45:W05406. doi:10.1029/2008WR007214
Woods SW, MacDonald LH, Westbrook CJ (2006) Hydrologic interactions between an alluvial fan
and a slope wetland in the central Rocky Mountains, USA. Wetlands 26:230–243
World Wildlife Fund (WWF) (2013) Freshwater ecoregions of the world. http://www.feow.org/
index.php
Yochum SE, Bledsoe BP, David GCL, Wohl E (2012) Velocity prediction in high-gradient channels. J Hydrol 424–425:84–98
2 Rivers as Ecosystems
Wolf EC, Cooper DJ, Hobbs NT (2007) Hydrologic regime and herbivory stabilize an alternative
state in Yellowstone National Park. Ecol Appl 17:1572–1587
Wondzell SM, Swanson FJ (1996) Seasonal and storm dynamics of the hyporheic zone of a fourthorder mountain stream. 1. Hydrologic processes. J N Am Benthol Soc 15:3–19
Wondzell SM, LaNier J, Haggerty R, Woodsmith RD, Edwards RT (2009) Changes in hyporheic
exchange flow following experimental wood removal in a small, low-gradient stream. Water
Resour Res 45:W05406. doi:10.1029/2008WR007214
Woods SW, MacDonald LH, Westbrook CJ (2006) Hydrologic interactions between an alluvial fan
and a slope wetland in the central Rocky Mountains, USA. Wetlands 26:230–243
World Wildlife Fund (WWF) (2013) Freshwater ecoregions of the world. http://www.feow.org/
index.php
Yochum SE, Bledsoe BP, David GCL, Wohl E (2012) Velocity prediction in high-gradient channels. J Hydrol 424–425:84–98
2 Rivers as Ecosystems