The PowellRiver, atributary of the Tennessee, was devastated in 1996 by spills ofcoal-mine sludge, which, among other things, drastically shrank therange of the threatened yellowfin madtom.
The PowellRiver, 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.