LDWF Warns of Possible Fish Kills Due to Freezing Temps Get our free mobile app And the saga continues. Just as Louisiana was beginning to see record numbers of people enjoying the Gulf Coast and our lakes and bayous due to the pandemic, along came a spider called a Polar Vortex. With this arctic blast, we've seen frozen roadways, burst water pipes, loss of electricity and water, and now it looks as though this crippling winter event could have a lasting effect on our fish population. We get word from the Louisiana Department of Wildlife and Fisheries of potential fish kills throughout coastal Louisiana due to freezing water temperatures.