What fits a 20 gal high
61 × 30.5 × 41 cm · about 55 L of water61 × 30.5 × 16 in · about 14.5 gal of water
Top 10
Middle 19
Black neon tetra+6
Celestial pearl danio+6- Checker barb+6
- Cherry barb+6
Ember tetra+8
Glowlight tetra+6
Harlequin rasbora+6
Lambchop rasbora+6
Lemon tetra+6
Neon tetra+6
Ornate tetra+6- Platy+3
Threadfin rainbowfish+6
White cloud mountain minnow+6
X-ray tetra+6
Cardinal tetra+6
Chili rasbora+8
Dwarf rasbora+8
Pea puffer+6
Bottom 10
Clean-up crew 11
Plants 25
Amazon frogbit+1
Amazon sword+1
Anacharis+1
Anubias nana+1
Asian ambulia+1
Bacopa+1
Bucephalandra+1
Cryptocoryne wendtii+1
Duckweed+1
Dwarf hygrophila+1
Dwarf sagittaria+1
Hornwort+1
Java fern+1
Java moss+1
Marimo+1
Red root floater+1
Vallisneria+1
Water spangles+1
Water sprite+1
Water wisteria+1
Downoi+1
Dwarf hairgrass+1
Ludwigia repens+1
Monte Carlo+1
Rotala+1
Questions
What fish can I put in a 20 US gal high tank?
Starting groups of Black neon tetra, Celestial pearl danio, Checker barb, Cherry barb, Ember tetra pass our adult space checks. Each choice is assessed separately; check a combined community in the planner.Starting groups of Black neon tetra, Celestial pearl danio, Checker barb, Cherry barb, Ember tetra pass our adult space checks. Each choice is assessed separately; check a combined community in the planner.
How much water will this aquarium hold?
With 5 cm substrate, light hardscape, glass and freeboard allowances, the engine estimates 55 L of water. Nominal capacity and usable water differ.With 2 in substrate, light hardscape, glass and freeboard allowances, the engine estimates 14.5 gal of water. Nominal capacity and usable water differ.
Can a larger filter make room for more fish?
Filtration does not change the swimming length or floor space. The engine checks adult size, starting group crowding and territory before bioload.Filtration does not change the swimming length or floor space. The engine checks adult size, starting group crowding and territory before bioload.
How many schooling fish should I start with?
Use the minimum group beside each species below. Black neon tetra: 6; Celestial pearl danio: 6. Recheck the plan whenever you add companions.Use the minimum group beside each species below. Black neon tetra: 6; Celestial pearl danio: 6. Recheck the plan whenever you add companions.