The Sakhalin sturgeon is known to be found in either a marine or freshwater environment within demersal depth range. This species is found in brackish waters. They are also native to a tropical climate.
The Sakhalin sturgeon has reached the maximum recorded length of about 150 centimeters or about 59 inches as an unsexed male. 
The Sakhalin sturgeon is considered to be a species that migrates up the river from the sea in order to spawn. During the months of April to May, the Sakhalin sturgeon feeds in the freshwater and then returns to the ocean during the summer. 
The Sakhalin sturgeon is recorded to be the colors of olive-green and dark green. Its sides have a yellowish white color and it includes an olive green stripe. The bottom lip of this species is split into two. 
The Sakhalin sturgeon is commonly found in the areas of Northwest Pacific, Bering Sea, Tumnin or Datta river, northern Japan, and Korea. This species currently spawns persistently in the Tumnin River.
The threats that are affecting the population of the Sakhalin sturgeon include illegal poaching, trawling, accidental bycatch, pollution, and construction of dams.
The common names of the Sakhalin sturgeon in various languages include the following:
- Acipenser mikadoi : Italian (Italiano)
- Chôzame : Japanese (日本語)
- Jeseter severní : Czech (česky)
- Mikadosampi : Finnish (suomen kieli)
- Sakhalin sturgeon : English
- сахалинский осетр : Russian (русский язык)
- 米氏鱘 : Mandarin Chinese
- 米氏鲟 : Mandarin Chinese
- "Acipenser mikadoi Hilgendorf, 1892 Sakhalin sturgeon". Fish Base. Retrieved 2 August 2013.
- "Acipenser mikadoi — Overview Sakhalin Sturgeon". Encyclopedia of Life. Retrieved 2 August 2013.
- "Sakhalin Sturgeon". Pond Life. Retrieved 2 August 2013.
- "Acipenser mikadoi". International Union for Conservation of Nature and Natural Resources. Retrieved 2 August 2013.
- "Sakhalin sturgeon". The Website of Everything. Retrieved 2 August 2013.
- Sturgeon Specialist Group 1996. Acipenser mikadoi. 2006 IUCN Red List of Threatened Species. Downloaded on 3 August 2007.
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