Here is an
assortment of animals introduced around the country linked to some step in
the aquaculture process.
fluminea† may have come in with the
Pacific oyster many years ago
rusticus (rusty crayfish) may have been introduced into northern states
from the bait industry for fishing
tuberculatus (red-rim melania) popular in the aquarium trade, is an
intermediate host for trematode parasites, the Oriental lungfluke and the
liver fluke, which can affect humans. This snail has been found in 7 states
including FL, TX, NV.
Myocastor coypus†† imported from South America for fur and to
control aquatic vegetation. Itís doing a lot of damage to salt marshes in
the red-eared slider has always been a popular aquarium pet for children.
Established in several states. Illegal to sell hatchlings in US now.
antipodarum, the New Zealand mudsnail, is carpeting the bottom of the
middle snake river in Idaho and near Yellowstone National Park. It may
compete with the few native snails there.
cornuarietis (giant ramshorn) another common aquarium snail native to
Central America found in FL, ID, and TX .