Fish Weathervanes.some of the fish weathervanes available are Trout, Tuna, Black Fish and Dolphins, sharks and Whales. We have even included Pelicans too. Why Pelicans you ask? Well, if you have ever cleaned a fish in your boat or near the pier, you will have encountered pelicans. Fish weathervanes proudly depict the the hopes, the aspirations of the dedicated fisherman. Whether fishing for sport or fishing for food, fishing is a serious business.