Historical Changes in Channel Alignment along Lower Laguna de Santa Rosa and Mark West Creek: GIS Data.
Historical and Contemporary Stream Channel Data for Lower Mark West Creek and Laguna de Santa Rosa
Creation Date:
Sunday, June 1, 2014
Last Updated:
Sunday, June 1, 2014
Type of Data:
GIS vector dataset
Programs and Focus Areas:
Environmental Informatics Program
Geographic Information Systems
Resilient Landscapes Program
Historical Ecology
Related Projects

Over the past century and a half, the hydrology of the Laguna de Santa Rosa watershed has been altered by a variety land use changes, including urbanization, agricultural development, draining and filling of wetlands, and channelization of streams. These changes have impacted the function of the Laguna and Mark West Creek and contributed to a range of contemporary management problems, including habitat degradation, impaired water quality, altered sediment dynamics, salmonid stranding, flooding, and trash accumulation.