A zooplankton time series from the eastern Strait of Juan de Fuca in the Salish Sea was explored for its relationships to climate variability and survival of Puget Sound salmon populations. Vertical net tows were conducted ~ monthly over the upper 40 m from 2003 to 2018. Species with warm‐water associations that occur year‐round in Puget Sound, and species with cold‐water associations that dominate on the continental shelf dur...