Jill Pritchard
Mar 09, 2021
JEFFERSON CITY,
Mo. – An Osage County man
got a surprise last week after catching a 112-pound invasive black carp from
the Osage River. The Missouri Department of Conservation (MDC) has listed black
carp on the Prohibited Species List – a list of species that may not be
imported, exported, transported, sold, purchased, or possessed alive in
Missouri without written approval of the director.
Jesse Hughes of Bonnots Mill was originally
catfishing with friends March 4 when he hooked into the fish.
“We hooked into it and knew it was something
big, but I originally thought it was a catfish,” Hughes recalled. “It was the
first I’d heard of a black carp. I didn’t know anything about it, so this has
been quite the learning experience.”
According to MDC, black carp are an invasive
fish from Asia that eat mussels and snails. The fish damage populations of
native mollusks, many of which are critically endangered. There is a strong
possibility the species is becoming established, with breeding populations, on
our continent.
Black carp have been found in the Mississippi
River system, including the Osage River, where in 1994 about 30 reportedly
escaped from a fish farm during a high-water event and entered that river.
Most of the black carp in the United States
were introduced to control problematic snail populations in commercial
fisheries, and these individuals are presumably sterile. Yet fertile
individuals can be present, too. Given that black carp can live for 15 years,
even the sterile individuals can present a serious long-term problem for native
mollusk populations.
“If anglers happen to catch black carp, or any
invasive fish, while fishing in Missouri waters, it’s imperative to contact
their local conservation agent,” explained MDC Fisheries Programs Specialist
Andrew Branson. “That way, our Fisheries staff can be notified and monitor the
spread of these destructive species.”
The black carp caught by Hughes is currently
being studied by the United States Geological Survey.
“It’s a little disappointing, as I don’t think
I’ll ever catch a fish that big again,” joked Hughes. “But at least it’s one
less invasive fish in Missouri waters.”
Black carp appear similar to the common grass
carp, but the black carp is darker, though not truly black, and some report the
adult black carp have a relatively narrower snout. It also has large pharyngeal
teeth, or throat teeth, that resemble human molars. These teeth are used to
crush the shells of mollusk and prey.
For more information on black carp, visit the
MDC website at https://short.mdc.mo.gov/ZRa. To learn more
about invasive species, visit https://short.mdc.mo.gov/ZeV.
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