Response to Commentary on 'Are some invertebrates exquisitely sensitive to the human pharmaceutical fluoxetine?'

International audience; We appreciate the commentary made by Sumpter and Margiotta-Casaluci (in this issue) who are participating in the brainstorming around the effects of antidepressants on non-target aquatic organisms based on two recent articles published in Aquatic Toxicology, our paper Di Poi et al. (2013) and Franzellitti's article (Franzellitti et al., 2013).