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The brown trout (Salmo trutta) is a species of salmonid ray-finned fish and the most widely distributed species of the genus Salmo, endemic to most of Europe, West Asia and parts of North Africa, and has been widely introduced globally as a game fish, even becoming one of the world's worst invasive species outside of its native range.
Blacktail, brook trout, brown trout, finnock, Galway sea trout, herling, lake trout, orange fin, Orkney sea trout, salmon trout, sea trout, trout, whitling Invasive worldwide. Native to Europe, Central Asia, and the Atlas Mountains of Africa. Salvinia molesta [n] Aquatic plant Giant salvinia, kariba weed Invasive worldwide.
Sea lampreys attached to a brown trout. The sea lamprey began migrating to fresh water like Lake Ontario from the Atlantic Ocean through canals in the 1830s, and have spread to more waters including the Great Lakes. [3] They are identified by their cylindrical black body and sharp teeth.
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Many species of trout, most noticeably rainbow trout and brown trout, have been widely introduced into waterbodies outside of their native ranges purely for the sake of recreational fishing, and some of these introduced populations have even become invasive in the new habitats.
Invasive freshwater fish species in Australia include carp, brown trout, rainbow trout, redfin perch, mosquitofish (Gambusia spp), [50] weather loach, and spotted tilapia among others. Some introduced freshwater fish species have had devastating impacts on Australia's endemic freshwater fish species and other native aquatic life.
Invasive water hyacinths clog the Pasig River in Manila, Philippines in October 2020. [112] Globally, invasive species management and control are substantial economic burdens, with expenditures reaching approximately $1.4 trillion annually. [55] The economic impact of invasive alien species alone was estimated to exceed $423 billion annually as ...
Floridians that spot one of these critters, or any other nonnative animals, can report sightings at the FWC’s Invasive Species Hotline at 888-Ive-Got1 (483-4681) to report nonnative animals.