University of Oregon North Campus Conditional Use Permit Project <br />Riparian Assessment and Management Report <br /> <br />TABLE OF CONTENTS <br />1.0 INTRODUCTION ..................................................................................................................................1 <br />1.1 Project Location ..................................................................................................................................1 <br />2.0 METHODS ...........................................................................................................................................2 <br />2.1 Top of High Bank Determination .........................................................................................................2 <br />2.2 Ordinary High Water Mark Determination ...........................................................................................2 <br />2.3 Riparian Assessment Points .................................................................................................................3 <br />3.0 EXISTING CONDITIONS ........................................................................................................................3 <br />3.1 Aquatic Habitat ...................................................................................................................................4 <br />3.1.1 Millrace Slough ...............................................................................................................................4 <br />3.1.2 Willamette River .............................................................................................................................4 <br />3.2 Riparian Habitat ..................................................................................................................................5 <br />3.2.1 Millrace Slough ...............................................................................................................................6 <br />3.2.2 Willamette River .............................................................................................................................6 <br />3.3 Upland Habitat ...................................................................................................................................6 <br />3.4 Species Presence within PSA ...............................................................................................................7 <br />3.4.1 Sensitive Aquatic Species .................................................................................................................7 <br />3.4.2 Rare Species (ORBIC) .......................................................................................................................7 <br />3.4.3 Wildlife Species Observed in PSA......................................................................................................8 <br />3.4.4 Plant Species Observed in PSA .........................................................................................................9 <br />4.0 BASELINE FUNCTIONAL CONDITIONS ...................................................................................................9 <br />4.1 Temperature and Shade .................................................................................................................... 10 <br />4.2 Channel Stability ............................................................................................................................... 10 <br />4.3 Flood Storage.................................................................................................................................... 10 <br />4.4 Groundwater Recharge ..................................................................................................................... 11 <br />4.5 Sediment and Contaminant Removal ................................................................................................. 11 <br />4.6 Fish and Wildlife Habitat ................................................................................................................... 11 <br />5.0 RIPARIAN MANAGEMENT RECOMMENDATIONS ................................................................................ 12 <br />6.0 SUMMARY ........................................................................................................................................ 14 <br />7.0 REFERENCES .....................................................................................................................................15 <br /> <br />TABLES <br />Table 1. Anadromous fish species distribution within the PSA (StreamNet, 2012). ..................................................7 <br /> page i <br /> <br />