Kaluga Sturgeon | 水產百科網
2020年9月16日—ThekalugasturgeonisfoundinthelowerreachesoftheAmurRiverofRussiaandChina.Learnmoreabouttheendangeredkalugasturgeon.
About the SpeciesThe kaluga sturgeon is a large, long-lived anadromous species found in the lower reaches of the Amur River of Russia and China. The kaluga sturgeon is listed as endangered throughout its range under the Endangered Species Act.[1]
Population StatusThe population of kaluga sturgeon declined more than 80 percent between the end of the 19th century and 1992 as evidenced by reductions in annual catch. Continued significant declines in abundance are indicated by the Lower Amur population dropping from 40,000 individuals in the 1990s to 19,100 individuals in 2011, resulting from the overfishing of spawners. Maintenance of the species by natural reproduction alone has been shown to be inadequate, and therefore the release of hatchery-reared juveniles is necessary to restore the abundance and distribution of the species. While the ...
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【西伯利亞鱘Acipenser baerii】鱘科 (Acipenseridae)
水產分類:台灣常見的大陸水產品圖說中文名稱:西伯利亞鱘學名:Acipenserbaerii科別名稱:鱘科(Acipenseridae)命名學者: