Order: Acipenseriformes (sturgeons and paddlefishes)
Class: Actinopterygii (ray-finned fishes)
Max. size: 125 cm / 50 inches
Environment: freshwater (coldwaterfish)
Origin: Eurasia. Basins of the Black and Caspian seas; Arctic drainages to White and Kara seas and the Sea of Azov
Company: Can be kept with most other non aggressive coldwater species as long as they to big to be considered food.
Water parameters: pH 7.5-8.0, temperature 10-18°C / 50-64° F
Aquarium setup: Requires a very large well circulated aquarium. Not really suitable as an aquarium fish. Aquarium should be decorated with a lot of free areas to swim on. Do not use sharp rocks as this species may harm itself on sharp rocks. Plants not necessary. Endangered
Feeding: Prefer living food. Usually accepts shrimps and may after veining accept pellets.