Table 3: Percentage (% and %) of various food items in 20 mm length groups of S. commersonnii.

Length group (mm)CopepodsDecapodsMollusca larvae Amphipod Semidigested matterOther prey items
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<8014845.398.324.587.611.238.74.688.81.193.313.332.5
81–100122437.496.626.598.912.839.17.284.23.79212.336.4
101–12016625.690.131.599.214.851.612.390.41.510014.329.1
>1202126.180.132.899.811.143.613.193.34.897.612.133.3
Total/avg.155940.29326.381.710.240.97.489.33.296.612.733.1