Phytosaurichthyes the genus containing the large, freshwater predatory gar (commonly called the "phytosaur gar"). The more common of the two holostean groups in North America, some grow to enormous sizes. The most common group of fish in North America. Paddlefishes are a regular sight in the larger waterways of Florida, where their filter-feeding lifestyle can be fully utilized. The "sturgeons," while less common than elsewhere, can be found throughout the peninsula of Florida Though not as common in the Americas as in Europe, the acipenseriformes are still a major component of the fauna in North America. The actinopterygians - the ray-finned fishes - are the most common and diverse group of bony fish in the world. It is a midsize predator (attaining a maximum length of around 1.5 meters or 5 feet), feeding mostly on other fish and small aquatic vertebrates. As its name would suggest, it is most common in Lake Okeechobee, and it is limited to environments with at least moderate oxygenation. Some attain sizes of a few meters in large bodies of water, but most are limited to oxygenated environments.Īmericarcharus okeechobeensis - the Lake Okeechobee shark - is the most common species of xenacanth in Florida. The xenacanths are represented by one genus in Florida, but this genus contains a number of moderate to large predatory species.Īmericarcharus is the genus containing most North American xenacanths. The originally Gondwanan freshwater chondrichthyians have done quite well in the aquatic environments of Florida.
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