It’s gonna be a hot shark summer . Great white sharks are expected to increase in number within Southern California’s waters this summer due to a particularly warm Pacific Ocean, an expert said. Dr. Chris Lowe, a professor of marine biology and director of the Shark Lab at Cal State, Long Beach, says researchers saw a boom in baby white shark births in February, something which usually happens in April. He says the births are due to a marine heat wave that started in December. “White sharks are