Which freshwater fish is famous for having eyes divided into upper and lower halves?
Answer
Four-eyed fish
61 Freshwater Fish Trivia Questions with Answers
61 public questions with answers, drawn from the well. How many can you answer?
The goldfish is a domesticated form of which wild carp species?
Answer
Prussian carp
Koi are domesticated varieties of which common freshwater fish?
Answer
Common carp
Which freshwater fish can move over land for short distances using its pectoral fins?
Answer
Walking catfish
What organ do arapaima use as a lung to breathe air at the water's surface?
Answer
Modified swim bladder
Which freshwater fish is famous for reaching more than 3 metres in length in the Mekong River basin?
Answer
Mekong giant catfish
Which fish is widely recognized as the world's largest freshwater fish by weight?
Answer
Giant freshwater stingray
Which freshwater fish species produces the highest measured electric discharge, reaching about 860 volts?
Answer
Electrophorus voltai