Fig. 1From: Site fidelity and population structure of blue land crabs (Cardisoma guanhumi Latreille, 1825) in a restricted-access mangrove area, analyzed using PIT tagsMap of the study area showing sampling sectors A, B, C and D, at the upper fringe of the CMA mangrove at Itamaracá Island, Pernambuco State, BrazilBack to article page