Check out this research about the “lost years” of sea turtles!
Mansfield, K.L., M.L. Mendilaharsu, N.F. Putman, M.A.G. dei Marcovaldi, A.E. Sacco, G. Lopez, T. Pires, and Y. Swimmer. 2017. First satellite tracks of South Atlantic sea turtle “lost years”: Trans-equatorial and seasonal implications for population connectivity. Proceedings of the Royal Society B. 284:20171730, Open access. DOI: http://dx.doi.org/10.1098/rspb