Top-down impacts on juvenile salmon at sea are dependent on bottom-up mechanisms

Brian Wells1, Jarrod A Santora2, Mark Henderson3, Pete Warzybok4, Jaime Jahncke4, Russell W Bradley4, David Huff5, Isaac D Schroeder6, Peter Nelson7, John C Field8 and David G Ainley9, (1)Santa Cruz, CA, United States, (2)University of California Santa Cruz, Santa Cruz, CA, United States, (3)Humboldt State University, Arcata, CA, United States, (4)Point Blue Conservation Science, Petaluma, CA, United States, (5)Pt. Adams, NWFSC, NOAA, OR, United States, (6)ERD, SWFSC, NOAA, Pacific Grove, CA, United States, (7)H.T. Harvey & Associates Ecological Consultants, CA, United States, (8)FED, SWFSC, NOAA, Santa Cruz, CA, United States, (9)H.T. Harvey & Associates Ecological Consultants, United States