A Day in Eureka Reef. This begins in the little, but rather large town of Eureka, just below California. A flapjack octopus may sound a little funny to you, but I can assure you that he is indeed real.It is a funny thing for such a little creature to have the big job of taking care of such a large reef, but nothing can stand in the way of this mighty adorabiliswell, almost nothing.Although you may not have heard of such a creature before, you are about to learn of some of its great talents and wondrous adventures.