Further field studies have been required by the EPA (16). Direct application of copper sulfate to water may cause a significant decrease in populations of aquatic invertebrates, plants and fish (17).   Effects on Aquatic OrganismsHello I just edited this answer Copper sulfate is very toxic to fish.
Distribution and habitat. The jaguarundi is found from southern Texas and coastal Mexico in the north, through Central and South America east of the Andes, and as far south as northern Argentina. Its habitat is lowland brush areas close to a source of running water, and may include any habitat from dry thorn forest to wet grassland.
The Endangered Jaguarundi Is Coming Back To Texas. Its been almost 30 years since the rare jaguarundi was last spotted in Texas, but the U.S. Fish and Wildlife Service has plans to change that. They hope to reintroduce the endangered feline to its native land: the Rio Grande Valley in Texas. The ultimate goal is to establish a jaguarundi population of 500 by 2050 and get the species safely taken off the endangered list.