The razorback sucker is a large, warm-water fish native to the Colorado River basin. Construction of more than a dozen dams throughout the lower basin has left little natural habitat for the fish and ...

"The sucker family is the third largest family of fish in Montana with nine species ... In case anyone in Big Sky Country wants to join the likes of Merschat, Branstetter or Stout in the history ...

Adult lampreys have a jawless, sucker-like ventral mouth consisting of ... the Snake River decreased from a maximum of more than 49,000 fish in 1963 to 203 lamprey in 2001. The formerly large lamprey ...