Cathryn Clarke Murray is a Visiting Scientist with the PICES North Pacific Marine Science Organization and Adjunct Professor in the Institute for Resources, Environment and Sustainability at UBC. She is a marine ecologist broadly interested in the interaction of human and natural systems. Cathryn has a PhD in biological oceanography from UBC and an MSc from James Cook University in Australia. She has conducted interdisciplinary research on the ecology of invasive species, the cumulative effect of human activities, ecological risk assessment, and studied the introduction and spread of invasive species on recreational boats. Cathryn is currently conducting research on the impact of tsunami debris on coastal ecosystems.