Spread and non-target effects of Eretmocerus mundus imported into California for control of Bemisia tabaci: 2002-2011

► A 10 year post-release evaluation has been completed in central California. ► The introduced Eret. mundus has spread at least 80 km from its release site. ► Eret. mundus now make up 96% of aphelinids recovered from Bemisia tabaci infesting cotton. ► Collected from Spain, Eret. mundus demonstrated a high degree of host specificity.