10 Questions
What is the term used in the United States for several species of fish native to Asia?
Asian carp
How many species of Asian carp are considered invasive in the United States?
Four
Why were carp introduced in the 1970s?
To clean algae and snails from the water
Which species of carp have populations expanding exponentially in the middle Mississippi River?
Bighead and silver carp
What is the biggest problem with the spread of Asian carp?
They are out-competing native fish for plankton and decreasing their populations
What are the four species of Asian carp considered invasive in the United States?
grass, silver, bighead, and black carp
How were some carp introduced outside their native range?
accidental releases during high waters and flooding
What do some species of Asian carp out-compete native fish for?
plankton
Which fish form the basis of food chains in the rivers that they occupy?
gizzard and threadfin shad
Where are bighead and silver carp populations expanding exponentially?
middle Mississippi River
Test your knowledge about Asian carp species and their impact on the United States. Learn about the invasive grass, silver, bighead, and black carp and their unintentional introduction to the country. Find out how these fish were used in aquaculture facilities and their role in controlling algae.
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