TY - RPRT TI - Sidescan Sonar Imagery of the Escanaba Trough, Southern Gorda Ridge, Offshore Northern California AU - Stephanie L. Ross AU - Robert A. Zierenberg PY - 2009 DO - 10.3133/sim2907 UR - https://pubs.usgs.gov/publication/sim2907 ID - sim2907 ER -