193235.fig.001a
(a) Shell bed
193235.fig.001b
(b) Separated shells on sand bottom
193235.fig.001c
(c) Midwater aggregation
193235.fig.001d
(d) Shell-patch
Figure 1: Body size histograms for N. brevis from four different habitats within the Wonzye population. Filled and blank bars indicate mature and immature individuals, respectively.