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Threadfin catfish - Quiz
Contributed by: Hale
  • 1. What is another common name for the threadfin catfish?
A) Silver catfish
B) Golden catfish
C) Copper catfish
D) Spotted catfish
  • 2. What is the scientific name of the threadfin catfish?
A) Arius australis
B) Arius armiger
C) Nemapteryx vis
D) Nemapteryx armiger
  • 3. Which family does the threadfin catfish belong to?
A) Siluridae
B) Ictaluridae
C) Ariidae
D) Pimelodidae
  • 4. Who described the threadfin catfish in 1884?
A) Charles Darwin
B) Carl Linnaeus
C) Charles Walter De Vis
D) Alexander von Humboldt
  • 5. Under which genus was the threadfin catfish originally described?
A) Arius
B) Galeichthys
C) Poutia
D) Nemapteryx
  • 6. In which two countries is the threadfin catfish found?
A) Australia and New Guinea
B) Australia and Indonesia
C) Indonesia and New Guinea
D) Australia and New Zealand
  • 7. What is the maximum standard length of the threadfin catfish?
A) 39.5 cm
B) 25.5 cm
C) 15.6 cm
D) 45.0 cm
  • 8. What kind of water environments does the threadfin catfish inhabit?
A) Freshwater streams only
B) Rivers and marine waters
C) Lakes and ponds
D) Deep ocean trenches
  • 9. What is an alternative common name for the threadfin catfish besides copper catfish?
A) Threadfin snapper
B) Northern pout
C) Copper shark
D) Southern pout
  • 10. Which of the following does the threadfin catfish eat?
A) Surface insects
B) Plankton
C) Aquatic plants
D) Benthic crustaceans
  • 11. Which specific types of crustaceans are mentioned in the diet of the threadfin catfish?
A) Lobsters and krill
B) Prawns and crabs
C) Crayfish and copepods
D) Shrimp and barnacles
  • 12. Besides crustaceans, what else does the threadfin catfish consume?
A) Worms, mollusks and finfish
B) Algae and seaweed
C) Dead organic matter only
D) Amphibians and reptiles
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