Analysis of information sources in references of the Wikipedia article "白鲟" in Chinese language version.
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被忽略 (帮助)Living sturgeons and primitive paddlefishes (i.e.,polyodontids other than Polyodon) stand in sharpcontrast to all of these outgroup taxa. Their jaws are highly mobile, so that the upper jaw can be ‘projected’ far out to capture prey...
在金沙江流域的合江,由于大坝的建设,国家一二级保护动物达氏鲟、白鲟和胭脂鱼,世代相传的激流回游途径与产卵地被强行“迁移”,一些世界上罕见的特大型淡水鱼类正一步步陷于灭绝的境地。
Living sturgeons and primitive paddlefishes (i.e.,polyodontids other than Polyodon) stand in sharpcontrast to all of these outgroup taxa. Their jaws are highly mobile, so that the upper jaw can be ‘projected’ far out to capture prey...
在金沙江流域的合江,由于大坝的建设,国家一二级保护动物达氏鲟、白鲟和胭脂鱼,世代相传的激流回游途径与产卵地被强行“迁移”,一些世界上罕见的特大型淡水鱼类正一步步陷于灭绝的境地。
像白鲟这样的极危鱼类或其他长江特有鱼类,无法洄游到上游产卵繁殖,也不能自由往来觅食,这些珍稀物种势必濒临灭绝。