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Table 4 Range of CW (carapace width, mm) within each abdomen shape category in Grapsus grapsus females

From: Biology of Grapsus grapsus (Linnaeus, 1758) (Brachyura, Grapsidae) in the Saint Peter and Saint Paul Archipelago, Equatorial Atlantic Ocean

Abdomen shape Initial CW Final CW n Juveniles* Adults*
n % n %
Triangular 9.1 34.7 92 90 73.8 2 1.0
Triangular/round 21.2 48.9 28 20 16.4 8 4.1
Round 24.1 57.3 198 12 9.8 186 94.9
Total 9.1 57.3 318 122 100 196 100
  1. T triangular, TR triangular/round, R round
  2. * Calculated using morphological maturity size (CW = 33.8 mm) as parameter