Oceanographic associations such as fronts or sea surface
temperature have been shown to influence Illex
argentinus in the South Atlantic (Waluda et al. 1999,
2001a,b). Fiedler & Bernard (1987) documented feeding
aggregations associated with oceanic fronts
detected by satellite imagery. Podestá et al. (1993)
3 formed to the north and south area of this front,
respectively