1. Largemouth bass
   Australian bass
2. Barcoo grunter
   Chinook salmon

The range of this fish within North America extends from the St. Lawrence River, through the Great Lakes, by the Hudson Bay and into the Mississippi River. And let's admit it, it's a pretty good looking fish!

1. Channel catfish
   Alligator gar
2. Bull trout
   Rainbow trout

The name Rainbow trout describes their shining colors on their skin. They're also known as redband trouts, because of the pinkish line across their bodies.

1. Bluegill
   Walleye
2. Humpback chub
   Lake sturgeon

Bluegill is one of the most popular food and game fishes. This fish can be found in numerous freshwater habitats throughout the western United States and other parts of the world.

1. Crappie
   Whitebass
2. Yellow perch
   Walleye

Its name derives from a special pigment layer located in its eye that can reflect light. This helps the fish when it navigates dark and murky waters.

1. Redfin bully
   Orfe
2. Machinaw
   Crappie

This fish is believed to be native to the eastern United States and Canada. However, due to transplantation, it can be easily found all throughout the United States.

1. Northland mudfish
   Perch
2. Salmonidae
   Muskellunge

Most commonly known as The Muskie, this fish is the largest member in the pike species. It tends to grow 22-39 inches long, hence its weight!

1. Brook trout
   Steelhead
2. Brown trout
   Sockeye salmon

Displaying a beautiful array of colors, the brook trout is the only trout native to much of eastern America. It favors coldwater streams and lakes.

1. Blue catfish
   Channel catfish
2. Barcoo grunter
   Mangrove jack

Their “barbels” help these fish find food in dark waters. They also have taste buds all over the surface of their body, which is helpful for when looking for tasty food.

1. Crappie
   Smallmouth bass
2. Black flounder
   Brown trout

This fish loves clear water and cold rivers. Its many nicknames just go to show how popular it is throughout the United States.

1. Khaki grunter
   Cherry barb
2. Killifish
   Northern pike

This fish is a great predator thanks to its long, flattened snout and sharp teeth. It's also pretty big, especially the female pike, which can weigh more than 18 pounds.

1. Barramundi
   May River cod
2. Pacific shortfin eel
   Yabby

Barramundi are also known as Asian sea bass. They’re distantly related to the African Nile perch.

1. Lungfish
   Northern saratoga
2. Chinook salmon
   Brook char

Its nickname alludes to its huge size, with the world record standing at 126 pounds. Although it likes to migrate, once it hatches, this fish will remain in fresh water for a length of time depending on the temperature of the water.

1. Pollack
   Panfish
2. Ling
   Common carp

This fish is omnivorous but can also be herbivorous. Although it likes aquatic plants, it prefers to look for insects and worms at the bottom of waters. It's a messy eater!

1. Arctic grayling
   Atlantic sturgeon
2. Freshwater drum
   Bloater

Mature males are able to grunt, thanks to a special set of muscles in the body cavity. The muscles tremble, touch the swim bladder, and emit the grunting.

1. Rainbow fish
   Spotted flagtail
2. Mangrove jack
   Lungfish

Sometimes this fish is also confused with the red bass. It's strong, with some of the biggest measuring over 21 inches.

1. Spotted flagtail
   Rainbow fish
2. Sooty grunter
   Sleepy cod

This fish originates in South American countries. It eats soft-leaved plants, though occasionally ventures to find plants with firmer leaves.

1. Welch's grunter
   Jungle perch
2. Silver perch
   Australian bass

An Australian native fish, the silver perch is classified in the Terapontidae family, hence why it’s confused with grunters. Adult silver perch are omnivorous and feed on small prey, including worms and crustaceans.

1. Smallmouth buffalo
   Blueback herring
2. Alligator gar
   Black flounder

Its alligator-like snout gives this species its name. It can grow to be as big as 10 feet, and is known as one of the largest freshwater fishes in North America.

1. Tilapia
   Salmon
2. Shortjaw kokopu
   Hybrid bass

Similar to the white bass, members of this species differ from each other thanks to stripes along the sides and back. Some of its other nicknames include "sunshine bass" and "palmetto bass."

1. Razorback sucker
   Rio Grande silvery minnow
2. Striped bass
   Paddlefish

This species used to be abundant throughout the Rio Grande and Pecos basins. An herbivore, it mainly feeds on plants and benthic macroinvertebrates.

1. White bass
   Tarndale bully
2. Mackinaw
   Lamprey

Its color pattern ranges from silvery-white to light green. It's easily identified thanks to its mostly black back and pale stripes that run along its belly.

1. Golden trout
   Sockeye salmon
2. Westslope Cutthroat Trout
   Chinook salmon

Though associated with Montana, this fish has a historical range that includes the upper Missouri drainage. Due to its declining numbers, the Westslope Cutthroat Trout is currently listed as "threatened" under the Species Risk Act.

1. Stokells Smelt
   Torrentfish
2. Koaro
   Inanga

This fish likes to live in swift white rapids of stony rivers and streams. It's able to anchor itself to riverbeds thanks to its flat head and large pectoral fins.

1. Apache trout
   Chum salmon
2. Yellow perch
   Comanche Springs Pupfish

This fish can be quickly identified thanks to its green to yellow-gold color. It has six to eight dark, vertical lines extending from the back to under the lateral line.

1. Mountain whitefish
   American eel
2. Kokanee salmon
   Bloomfield River cod

This fish has a whitefish cylindrical body, similar to the trout and salmon. It can be distinguished from other similar fish, such as the pikeminnows, due to an adipose fin on its back, near the tail.

1. Arctic grayling
   Brown mudfish
2. Catfish
   Crans bully

The Artic grayling fish has many different colorings, which often change depending on the stream its located in. Its dorsal fins are one of its most colorful body parts, usually fringed in red and dotted with a spread of aqua and purple spots.

1. Inanga
   Lowland Longjaw Galaxias
2. Banded kokopu
   Chatham mudfish

The adult banded kokopu can be distinguished from other galaxiid species by the soft perpendicular bands that run along their sides and over their back. They can grow to be over seven inches.

1. Apache trout
   Neon tetra
2. Steelhead
   Australian bass

The blue horizontal strip across their body makes it visible in dark waters. A common fish to buy, it can grow to be roughly one inch in length.

1. Grayling
   Grass carp
2. Grey mullet
   Mosquitofish

This fish is identified from other mullets due to the lack of bright yellow eyes. Its oily flesh makes it a valuable food fish, hence its worldwide distribution.

1. Sea mullet
   Sooty grunter
2. Yellowbelly
   Koi carp

This fish can sport an endless array of colors. It can be identified thanks to their elongated, tubular body and flat head.

1. Orfe
   Bignose galaxias
2. Brook char
   Estuarine triplefin

It's similar to a goldfish, except for its torpedo-like body shape. It has a yellowish orange color, often accompanied with black spots on the head and silvery flanks.

1. Goldfish
   Rudd
2. Wels catfish
   Huchen

This fish is often confused with the roach fish. However, it can be distinguished by the position of its dorsal fin, which is situated further back, and their bluish-green back with silvery-white sides.

1. Silver carp
   Shortfin eel
2. Upland bully
   Yelloweye mullet

Their eyes give it away! The Yelloweye mullet fish has distinct yellow eyes and a greenish-brown body with brown fins.

1. Discus
   Guppy
2. Eel-tailed catfish
   Bluegill

Robert Lechmere Guppy, a researcher with no scientific background, is credited for discovering this fish. This fish also goes by “the millionfish” and “the rainbow fish.”

1. Mackinaw
   Striped bass
2. Mosquitofish
   Chum salmon

Yes, really. It mainly eats mosquitoes! This fish was introduced to many countries as pest control thanks to its diet choices.

1. Ammersee kilch
   Muge
2. Common bream
   Vairon

This fish is primarily found throughout Europe and nearby Asia. It's very common in Irish water and likes to reside in lowland rivers and lakes.

1. Reedfish
   Loach catfish
2. Banded corydoras
   Caracha

Its body shape can make it look like a water snake. Hence, this fish is also called a ropefish. It's more commonly found in slow-flowing rivers and standing waters.

1. Goldfish
   Zebra pleco
2. Golden dwarf sucker
   Panaque

It is one of the few fish that digests wood. Panaque are large freshwater fish forming part of the taxonomic family Loricariidae, a large group of catfishes.