Villenas, F., Palma, S. and Soto, D. 2009. Chaetognath spatial distribution and how egg-carrying affects the vertical distribution of Sagitta tasmanica off southern Chile. Scientia Marina. 73, 1 (Mar. 2009), 29–38. DOI:https://doi.org/10.3989/scimar.2009.73n1029.