Easy Catfish Trivia Questions
What is a catfish?
A: Catfish are a diverse group of ray-finned
fish.
Where did the catfish get its name?
A: It was named for its prominent barbels, which
resemble a cat's whiskers.
Catfish live inland or in coastal waters of
every continent except what?
A: Antarctica.
More than half of all catfish species live
where?
A: In the Americas.
Most catfish inhabit what kind of water?
A: Shallow, running water.
Walking catfish have been introduced in the
freshwaters of Florida, and have become what?
A: A major alien pest.
Most catfish are what kind of feeders?
A: Bottom feeders.
In general, catfish are negatively buoyant,
which means that they will usually what?
A: Sink rather than float.
A flattened head allows for digging through the
substrate as well as perhaps serving as a what?
A: Hydrofoil.
Some have a mouth that can do what?
A: Expand to a large size.
How do catfish generally feed?
A: Suction or gulping.
Some catfish families have a sucker mouth that
allows them to do what?
A: Fasten themselves to objects in fast-moving
water.
Catfish may have up to four pairs of what?
A: Barbels.
Catfish barbels always come as what?
A: Pairs.
Many larger catfish also have chemo-receptors
across their entire bodies, which means they can
what?
A: Taste anything they touch.
Their barbels and chemo-reception are more
important in detecting food, causing their eyes
to be what?
A: Small.
Catfish have no “what” covering their bodies?
A: Scales.
Often, their bodies are what?
A: Naked.
Catfish have one of the greatest ranges in what
within a single order of bony fish?
A: Size.
Many catfish have a maximum length of under
what?
A: 4-3/4 inches.
The wels catfish, and the much smaller related
Aristotle's catfish are the only catfish
indigenous to where?
A: Europe.
The average size of the wels catfish is about
how long?
A: 3.9–5.2 ft.
Wels catfish are known to exceed 8.2 ft. in
length and how heavy?
A: 220 lbs. in weight.
In July 2009, a catfish weighing 194 lb was
caught in the River Ebro, Spain, by whom?
A: An 11-year-old British schoolgirl.
In North America the largest catfish caught in
the Missouri River on 20 July 2010, weighed how
much?
A: 130 lb.
A giant Mekong catfish caught in northern
Thailand on 1 May 2005 weighed how much?
A: 646 lb.