PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Conservation Biology Ecology Marine Biology Population Biology Joanna Alfaro-Shigueto PeerJ Author Summary Aquaculture, Fisheries & Fish Science Past or current institution affiliations Universidad Cientifica del Sur PeerJ Contributions Articles 1 April 22, 2021 Stable isotope and fatty acid analyses reveal significant differences in trophic niches of smooth hammerhead Sphyrna zygaena (Carcharhiniformes) among three nursery areas in northern Humboldt Current System Eduardo Segura-Cobeña, Joanna Alfaro-Shigueto, Jeffrey Mangel, Angel Urzua, Konrad Górski https://doi.org/10.7717/peerj.11283 PubMed 33981504