Acipenser medirostris was reported from 8 countries/islands


Table 1: the species is currently present in 5 of them (endemic, native, introduced);
Table 2: possible in 1 of them (stray, questionable);
Table 3: absent from 2 of them (extirpated, not established, misidentification, error).
Table 4: all reports listed together.

Distribution: North America: Aleutian Islands and the Gulf of Alaska to Ensenada, Mexico. Considered vulnerable in Canada. The Asian population is now considered to be a separate species Acipenser mikadoi (Ref. 6866). International trade restricted (CITES II, since 1.4.98; CMS Appendix II).
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Table 1: Present in 5 countries/islands (endemic, native, introduced)
Continent Country Occurrence Main Ref.
North America Alaska ALK native 27547
North America Canada CAN native 6885
North America Mexico MEX native 6866
Europe Russia RUS native 26334
North America USA USA native 2850

Table 2: Possible in 1 country/island (stray, questionable)
Continent Country Occurrence Main Ref.
Asia China CHN questionable 51717

Table 3: Absent from 2 country/island (extirpated, not established, misidentification, error)
Continent Country Occurrence Main Ref.
Asia Japan JPN extirpated 6866
Asia Korea (South) KOR misidentification 77001

Table 4: Reported from 8 countries/islands.
Continent Country Occurrence Main Ref.
North America Alaska ALK native 27547
North America Canada CAN native 6885
Asia China CHN questionable 51717
Asia Japan JPN extirpated 6866
Asia Korea (South) KOR misidentification 77001
North America Mexico MEX native 6866
Europe Russia RUS native 26334
North America USA USA native 2850
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The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874

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