Spawning of herring: day or night, today or tomorrow?Georg Skaret, Leif Nøttestad, Anders Fernö, Arne Johannessen and Bjørn Erik AxelsenAquat. Living Resour., 16 3 (2003) 299-306DOI: https://doi.org/10.1016/S0990-7440(03)00006-8
