Determination of the Acute Toxicity of Supaverm® to Native and Nonnative Fish Species in Static Exposures.
Many fishes native to the Gila River Basin, Arizona, are on the decline with about 70 percent of the 17 fish species Federally listed as endangered or threatened.  The decline has been partly attributed to the introduction of nonnative fishes that are of recreational interest such as catfish and smallmouth bass. …