California’s salmon will have additional protections from toxic insecticides under a new settlement agreement approved last month between the Environmental Protection Agency and environmental groups including Turtle Island Restoration Network. No-spray buffer zones now protect salmon and steelhead habitat 300 feet for pesticides applied from the air, and 60 feet if applied on the ground. The chemicals can harm the fish by poisoning them, destroying their habitat, impairing their ability to swim or navigate or…