Figure 2.
Consumption and elimination of high-density mixed-sized populations of B. glabrata snails (80 snails/tank) by small M. rosenbergii prawns (2–3g; circles), medium M. rosenbergii prawns (7–12g, triangles) and very large M. rosenbergii prawns (>30g, squares). Data for small and medium prawns are from Roberts and Kuris (1990); data for very large prawns are from this study.