Branchioma

Biological description

Complex predators living in the aquatic environment are characterized by the presence of organs for protection and retention at the surface of the water, as well as for hunting. Such organs are gills and the special anatomy of fins. These groups of fish include over 20 species of the Branchioma family, most of which have a specific body shape in which the surface of the bony plates of the body covers the surface at the base of the ventral rays. In most, the ventral and caudal rays are absent, and the rays of the dorsal and anal fins are elongated and are often connected not only in front, but also in the back. Compared to them, the dorsal fins are more developed. There are species that have dorsal and anal