This chart from
North American Journal of Aquaculture 61:278–285, 1999

q Copyright by the American Fisheries Society 1999

Cold Tolerance and Fatty Acid Composition of

Striped Bass, White Bass, and Their Hybrids

ANITA M. KELLY*1 AND CHRISTOPHER C. KOHLER

should answer the question. They can survive as long as they are not frozen into the ice = 0 C.