 in the winter and a high of 70 in the summer, it fluctuates 30 degrees every six months, and the species adapt and survive. They're telling us seven degrees over 120 years is going to kill everything. Apparently. I think somebody's got their story back. Let me tell you something, see if you agree with this. Shark Week is being played, and there's a lot of specials about sharks, studying sharks. The sharks like warmer water, so they can go up into the warmer water and go hunting.