In 2008, Sandra Critelli shot this excellent photo of Golden Rays off the Mexican coast: She said: "It was an unreal image, very difficult to describe. The surface of the water was covered by warm and different shades of gold and looked like a bed of autumn leaves gently moved by the wind. "It's hard to say exactly how many there were but in the range of a few thousand. "We were surrounded by them without seeing the edge of the school and we could see many under the water surface too. Golden Rays grow up...