Torgersen, Christian2011-06-132011-06-132007-02-14http://hdl.handle.net/1773/16579Torgersen will describe different types of drainage pattern networks in river systems, as well as network topology, corridors, and pathways. He will present a study about isolated headwater populations of trout. He will analyze spatial networks, geostatistical tools, and spatial structure in fish distribution.en-UStopologygeologyhydrogeologyspatial distributionwatershedsriparian buffersOncorhynchustroutgeographic information systemsdrainagebedrockspatial variationspecies diversitywaterriverswatershed hydrologylimnologyPresentation