......................................................................................................................................... iv Introduction ..................................................................................................................................... 1 Background ................................................................................................................................. 1 Hypothesis ................................................................................................................................... 4 Objectives .................................................................................................................................... 4 Methods........................................................................................................................................... 4 Study site ..................................................................................................................................... 4 Fish capture, tag attachment and data acquisition ....................................................................... 4 Data analyses ............................................................................................................................... 9 Results ........................................................................................................................................... 11 Summary ................................................................................................................................... 11 Summer dispersal ...................................................................................................................... 12 River residency .......................................................................................................................... 12 Marine residency ....................................................................................................................... 16 Mortality .................................................................................................................................... 20 Discussion ..................................................................................................................................... 20 Ocean entry ............................................................................................................................... 20 Marine residency ....................................................................................................................... 22 Wulik River residency ............................................................................................................... 26 Movement to other rivers .......................................................................................................... 27 Mortality .................................................................................................................................... 27 Project evaluation ...................................................................................................................... 28 Conclusion .................................................................................................................................... 29 Acknowledgements ....................................................................................................................... 30 References ..................................................................................................................................... 31