Beginner pick guide

Best beginner Freshwater Fish

10 best beginner Freshwater Fish. Hardy + peaceful + widely available species perfect for new aquarists.

Top 10 picks

1

Neon Tetra 15+ gallons

Schools beautifully, peaceful, hardy in established tanks. Group of 8-12.

2

Cardinal Tetra 20+ gallons

More vivid color + slightly larger than neon. Schools.

3

Harlequin Rasbora 15+ gallons

Bulletproof, peaceful, schools. Triangle marking.

4

Cherry Barb 20+ gallons

Small barbs that don't fin-nip. Males turn deep red. School of 6+.

5

Corydoras Catfish 20+ gallons

Bottom-dweller, peaceful, 100+ varieties. Group of 6+ in any community tank.

6

Bristlenose Pleco 20+ gallons

Stays small (4-5"), eats algae, peaceful.

7

Otocinclus 15+ gallons

Tiny algae eater, peaceful, group of 4+.

8

Platy 15+ gallons

Hardy livebearer in dozens of color morphs. Will breed.

9

Mollies 20+ gallons

Larger livebearer, hardy, brackish-tolerant.

10

Guppies 10+ gallons

Most-bred fish in the hobby. Endless color morphs.

More beginner guides

Browse all beginner pick guides. Pair with step-by-step setup tutorials + the stocking calculator for a complete first build.