By volume
Fish by tank size
Each hub filters the library by the minimum tank size on each fish’s record. That number is a planning floor, not the smallest tank a shop will sell you. Hubs also list species that need more water than the volume, so you can see what to skip.
Open the hub for the tank you have. Shortlist three or four candidates, then verify with the pair checker or tank builder.
- 30 litre / 8 gallon tank
10 suitable · 5 beginner-peaceful · 125 need more volume
- 40 litre / 11 gallon tank
20 suitable · 12 beginner-peaceful · 115 need more volume
- 60 litre / 16 gallon tank
46 suitable · 28 beginner-peaceful · 89 need more volume
- 80 litre / 21 gallon tank
71 suitable · 35 beginner-peaceful · 64 need more volume
- 100 litre / 26 gallon tank
86 suitable · 40 beginner-peaceful · 49 need more volume
- 120 litre / 32 gallon tank
95 suitable · 44 beginner-peaceful · 40 need more volume
- 160 litre / 42 gallon tank
103 suitable · 45 beginner-peaceful · 32 need more volume
- 200 litre / 53 gallon tank
119 suitable · 46 beginner-peaceful · 16 need more volume
- 250 litre / 66 gallon tank
122 suitable · 46 beginner-peaceful · 13 need more volume
- 300 litre / 79 gallon tank
127 suitable · 46 beginner-peaceful · 8 need more volume
Related guides
Open tank builder for multi-species checks.