Famous Freshwater Rivers
Unique Adaptations
River Giants
River Predators
Fact or Fiction
100

The longest river in the world

Nile

100

This tiny amphibian is known for their bright colors and poisonous skin.

Poison Dart Frog
100

This snake is the heaviest snake in the world, some weighing over 500lbs

Green Anaconda

100

With a pinkish hue, this freshwater animal is known for navigating murky waters to search for prey

Amazon River Dolphin

100

An axolotl can regrow their limbs. 

Fact or Fiction

Fact

200

Located in South America

Amazon River

200

This fish makes electricity strong enough to light up a bulb

Electric Eel

200

This giant freshwater animal, related to its marine cousin, can have a disc-shaped body over 7ft across

Giant Freshwater Stingray

200

This eel-like fish suctions and attaches themself to other fish to feed on their blood

Lamprey

200

The Amazon River basin is home to more freshwater fish species than any other system in the world.

Fact- it hosts over 2,200 species

300

The continent the Congo River is located

Africa

300

This African fish can breathe air and survive in mud when rivers dry up.

*Goldfish  *Catfish   *Lungfish  *Sturgeon

Lungfish

300

The Mekong Giant ____fish can grow 10ft long and weigh over 600 lbs

Mekong Giant Catfish

300

Considered one of the scariest fish ever, this fish named after a striped "scary" cat, has dagger-like teeth and grow 5ft long.

Goliath Tigerfish

300

Piranhas are native to African rivers like the Congo

Fiction- native to South America

400

This causes the Yellow River to have its famous yellow appearance

*animal urine  *light refraction  * silt and sediment

silt and sediment

400

This freshwater organism uses suction to cling to rocks in fast move streams.

* Salmon    *Loach    *Bass    *Crayfish

Hillstream Loach

400

A prehistoric looking fish with a long snout and sharp teeth.

*Nile Crocodile   *Alligator Gar   *Barracuda

*Alligator Gar (crocodile-reptile; barracuda- fish)

400

Known as a "Frankenfish", this fish can walk short distances on land, hunt aggressively, and pose a serious ecological threat to native species

*Snakehead  *Coelacanth  *Hellbender

*Snakehead

400

Found in temperate rivers in North America and Europe, beavers are also found in the Amazon River basin.

Fiction- only found in North America and Europe