osetr
Osetr is a genus of large, bony fish belonging to the family Acipenseridae, commonly known as sturgeons. These ancient fish are native to temperate, subtropical, and subarctic waters of the Northern Hemisphere. Osetr species are characterized by their elongated bodies, cartilaginous skeletons, and the presence of five rows of bony plates called scutes along their sides. They also possess barbels near their mouths, which they use to detect food on the seabed.
Historically, osetr species were widespread, inhabiting both freshwater and saltwater environments. They are anadromous, meaning they
Due to their long lifespans, slow maturation rates, and susceptibility to habitat degradation and pollution, osetr