The Powell River, a tributary of the Tennessee, was devastated in 1996 by spills of coal-mine sludge, which, among other things, drastically shrank the range of the threatened yellowfin madtom.
田纳西河支流之一的鲍威尔河曾在1996年由于煤矿淤泥泄漏遭污染，这一事故连同其他一些因素的影响，导致濒危物种黄鳍连尾的分布范围骤减。
The Powell River, a tributary of the Tennessee, was devastated in 1996 by spills of coal-mine sludge, which, among other things, drastically shrank the range of the threatened yellowfin madtom.
田纳西河支流之一的鲍威尔河曾在1996年由于煤矿淤泥泄漏遭污染，这一事故连同其他一些因素的影响，导致濒危物种黄鳍连尾的分布范围骤减。
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