Gyrotactic phytoplankton in laminar and turbulent flows: A dynamical systems approachMassimo Cencini, Guido Boffetta, Matteo Borgnino and Filippo De LilloEur. Phys. J. E, 42 3 (2019) 31DOI: https://doi.org/10.1140/epje/i2019-11792-0