Cod spawn at or near the bottom when temperatures are between 0 and 12°C. Eight to 22 batches have been spawned under experimental conditions. Sex ratio is nearly 50%, with slightly more females than males.
Bigelow, H.B. and Schroeder, W.C., 1953; Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990; Kjesbu, O.S., H. Kryvi, S. Sundby and P. Solemdal, 1992.