Can Black Neon Tetra live with Oscar?

Not recommended

Why

Side-by-side

Black Neon TetraOscar
Temperature72–82°F74–81°F
pH5.5–7.56–8
Hardness (GH)2–12 dGH5–20 dGH
Adult size1.5"16"
TemperamentPeacefulAggressive
Min tank15 gal75 gal

Together, plan on at least 75 gallons.

Compatible alternatives

Instead of Black Neon Tetra (to keep Oscar):

Instead of Oscar (to keep Black Neon Tetra):

Design the whole tank, not just the stocking

Skapelab plans a complete, buildable planted aquarium around your fish — a hand-illustrated layout, the exact plants and hardscape, a placement map, and a full equipment and shopping list. Free.

Design a tank with Black Neon Tetra, Oscar →

Everything compatible with Black Neon Tetra · …with Oscar

Related pairings

Black Neon Tetra + Neon TetraBlack Neon Tetra + Cherry ShrimpBlack Neon Tetra + AngelfishBlack Neon Tetra + Nerite SnailBlack Neon Tetra + Amano ShrimpBlack Neon Tetra + Harlequin Rasbora