Patrick WS, Spencer P, Ormseth O, Cope J, Field J, Kobayashi D, Gedamke T, Cortes E, Bigelow K, Overholtz W, Link J, Lawson P 2009 Use of productivity and susceptibility indices to determine the vulnerability of a stock, with example applications to six U.S. fisheries NOAA Tech Memo NMFS F/SPO 101: 90 p Overholtz William J Link Jason S Division Resource Evaluation & Assessment READ Ecosystems Dynamics & Assessment Population Dynamics Secondary NOAA Technical Memorandum Reports