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*
%
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
318
122
100
196