Fig. 3From: Site fidelity and population structure of blue land crabs (Cardisoma guanhumi Latreille, 1825) in a restricted-access mangrove area, analyzed using PIT tagsCardisoma guanhumi. Frequency distribution of burrow opening diameters at the upper margin of the CMA mangrove at Itamaracá Island, Brazil, in May and November 2015Back to article page