After six years of political debate and scientific study, California is poised Tuesday to become the first state in the nation to create a broad network of "no fishing" zones off its coast... The idea is simple, and based on one of the leading new trends in marine biology. Provide fish a rest from hooks and nets, scientists say, in certain key spots known as "marine protected areas" and they will grow bigger and more numerous. The hope is that they'll eventually restock kelp forests, rocky underwater canyons and the rest of the ocean along the state's coastline. The California...