A 2D model for hydrodynamics and biology coupling applied to algae growth simulations Olivier Bernard, Anne-Céline Boulanger, Marie-Odile Bristeau and Jacques Sainte-Marie ESAIM: M2AN, 47 5 (2013) 1387-1412 Published online: 30 July 2013 DOI: 10.1051/m2an/2013072