Arruda Bezerra, Luis Ernesto, Carolina Braga Dias, Givanildo Ximenes Santana, and Helena Matthews-Cascon. 2006. “Spatial Distribution of Fiddler Crabs (Genus Uca) in a Tropical Mangrove of Northeast Brazil”. Scientia Marina 70 (4):759-66. https://doi.org/10.3989/scimar.2006.70n4759.