七鳃鳗

Lethenteron camtschaticum

深蓝黏卵落进砂砾产床

東亞叉牙七鳃鳗（學名：Lethenteron camtschaticum），又名七鳃鳗、日本七鰓鰻、北极七鳃鳗、八目鳗、七星子，是圓口綱七鳃鳗目的一種古老鱼类。

纲: 七鳃鳗纲
目: 七鳃鳗目
科: Petromyzontidae
属: Lethenteron
最大体长: 63 cm
体型: anguilliform
分布: Arctic: Siberian coast to Anderson River in Canada. Northwest Pacific: Bering Sea south to Japan and Korea. Freshwater resident populations in Slave, Hay and Mackenzie rivers, Northern Territories, Canada. Freshwater non-migratory stocks in river systems in Mongolia (Ref. 41072 ). Europe: Arctic, White and Barents Sea basins of Russia and Norway, from Pechora drainage in Russia to Pasvik drainage in Norwegian-Russian border (Ref. 59043 ). In danger of local extinctions due to pollution and use as bait (Ref. 12321 ).
保护状态: LC无危

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