This dataset represent a part of the joint database of UMR212-EME (Exploited Marine Ecosystems) research unit (IRD, Ifremer, University of Montpellier 2 and related partner like YugNIRO: Southern Scientific Research of Marine Fisheries and Oceanography, Ukraine
). This database is used to manage various dataseries collected for tropical tuna fisheries and research of tuna and associated species (so far mainly YugNIRO and IRD datasets). Biology of top predators in the open ocean ecosystem including distribution, size and weight parameters, trophic ecology, and sexual maturity are covered. In the forthcoming years more data will be available.