Hearn, Alex, Todd Steiner, and Randall Arauz. “A Brief Massive Aggregation of Pelagic Swimming Crabs Euphylax Dovii (Decapoda: Portunidae) at Cocos Island, Costa Rica Coincides With Onset of El Niño Event”. Revista de Biología Tropical 68, no. S1 (March 24, 2020): S289-S295. Accessed September 29, 2022. https://revistas.ucr.ac.cr/index.php/rbt/article/view/41196.