What is the scientific name of the muskellunge, the largest member of the pike family?
Answer
Esox masquinongy
96 Freshwater Fish Trivia Questions with Answers
96 public questions with answers, drawn from the well. How many can you answer?
What is the scientific name of the South American lungfish?
Answer
Lepidosiren paradoxa
What is the scientific name of the wels catfish, Europe’s largest freshwater fish?
Answer
Silurus glanis
Which freshwater fish is commonly called the rudd, a European species with red fins?
Answer
Scardinius erythropthalmus
What is the scientific name of the common freshwater angelfish kept in home aquariums?
Answer
Pterophyllum scalare
What is the scientific name of the giant gourami, a large freshwater fish native to Southeast Asia?
Answer
Osphronemus goramy
What is the scientific name of the oscar, a popular South American aquarium fish?
Answer
Astronotus ocellatus
Which freshwater fish is often cited as the world’s smallest fish species?
Answer
Paedocypris progenetica
What is the scientific name of the red-bellied piranha, a South American freshwater fish?
Answer
Pygocentrus nattereri
Which genus contains the freshwater angelfish commonly kept in aquariums?
Answer
Pterophyllum
What is the scientific name of the walking catfish, an air-breathing freshwater fish?
Answer
Clarias batrachus
What is the scientific name of the tiger barb, a striped freshwater aquarium fish?
Answer
Puntigrus tetrazona
What is the scientific name of the neon tetra, a small freshwater aquarium fish?
Answer
Paracheirodon innesi
What is the scientific name of the Siamese fighting fish kept in home aquariums?
Answer
Betta splendens
What is the scientific name of the channel catfish, a popular North American freshwater fish?
Answer
Ictalurus punctatus
What is the scientific name of the Nile tilapia, a widely farmed freshwater fish?
Answer
Oreochromis niloticus
Which freshwater fish is also called the freshwater butterflyfish?
Answer
Pantodon buchholzi
Which freshwater fish is known for living in Devils Hole, a tiny geothermal pool in Nevada?
Answer
Devils Hole pupfish
Which freshwater fish is the state fish of California?
Answer
California golden trout
What is the scientific name of the Nile perch, one of Africa’s largest freshwater fish?
Answer
Lates niloticus
Which freshwater fish uses a long, paddle-shaped snout to detect prey?
Answer
American paddlefish
Which freshwater fish is famous for producing caviar traditionally called beluga caviar?
Answer
Beluga sturgeon
Which freshwater fish is called the Mekong giant catfish?
Answer
Pangasianodon gigas
Which freshwater fish is endemic to Lake Baikal and commonly called the omul?
Answer
Coregonus migratorius
Which freshwater fish genus includes the ancient-looking bichirs?
Answer
Polypterus
What is the scientific name of the lake trout, a freshwater char native to North America?
Answer
Salvelinus namaycush
Which freshwater fish is Europe’s largest native freshwater fish by length?
Answer
Wels catfish
Which freshwater fish is known as the elephantnose fish?
Answer
Gnathonemus petersii
Which fish species is commonly called the redtail catfish?
Answer
Phractocephalus hemioliopterus
Which freshwater fish uses a swim bladder to produce a drumming sound?
Answer
Freshwater drum
Which freshwater fish is famous for laying its eggs inside freshwater mussels?
Answer
European bitterling
Which freshwater fish is famous for surviving dry seasons buried in mud?
Answer
African lungfish
Which freshwater fish is commonly known as the Texas cichlid?
Answer
Herichthys cyanoguttatus
What is the scientific name of the guppy, a small freshwater livebearer?
Answer
Poecilia reticulata
Which genus contains the freshwater aquarium fish commonly called discus?
Answer
Symphysodon
Which freshwater fish is known as the Siamese giant carp?
Answer
Giant barb
What is the scientific name of the common carp, a freshwater fish introduced worldwide?
Answer
Cyprinus carpio
Which freshwater fish is the world’s largest living freshwater stingray species?
Answer
Giant freshwater stingray