About the Authors
Center for Shark Research, Mote Marine Laboratory, Sarasota, Florida, United States of America
Proyecto Dominó – Ch’ooj Ajauil Asociación Civil, Cancún, México
The authors have declared that no competing interests exist.
Conceived and designed the experiments: REH JPT RdlP. Performed the experiments: REH JPT RdlP. Analyzed the data: JPT. Contributed reagents/materials/analysis tools: REH JPT RdlP. Wrote the paper: REH JPT.