| Tank Size | Imp gal | US | Litres | Max inches of fish based on 1 inch of fish per sq. inch of surface area. |
|---|---|---|---|---|
| 18x12x12" (45x30x30cm) | 7.5 | 9 | 34 | 18 |
| 24x12x12" (60x30x30cm) | 10 | 12 | 45 | 24 |
| 24x24x15" (60x30x38cm) | 13 | 16 | 59 | 24 |
| 24x12x18" (60x30x45cm) | 16 | 19 | 72 | 24 |
| 36x12x15" (90x30x38cm) | 20 | 24 | 89 | 36 |
| 36x12x18" (90x30x45cm) | 24 | 29 | 108 | 36 |
| 36x15x18" (90x38x45cm) | 30 | 36 | 137 | 48 |
| 48x12x15" (120x30x38cm) | 26 | 31 | 119 | 48 |
| 48x12x18" (120x30x45cm) | 32 | 38 | 114 | 48 |
| 48x15x18" (120x38x45cm) | 40 | 48 | 182 | 60 |
| 48x18x24" (120x45x60cm) | 65 | 79 | 297 | 72 |
| 48x24x24" (120x60x60cm) | 87 | 105 | 396 | 96 |
| 60x15x18" (150x38x45cm) | 50 | 60 | 228 | 75 |
| 60x18x18" (150x45x45cm) | 59 | 71 | 270 | 90 |
| 60x24x24" (150x60x60cm) | 109 | 131 | 495 | 120 |
| 72x15x18" (180x38x45cm) | 60 | 72 | 274 | 90 |
| 72x18x18" (180x45x45cm) | 72 | 86 | 324 | 108 |
| 72x24x24" (180x60x60cm) | 131 | 157 | 594 | 144 |
| 84x24x24" (210x60x60cm) | 153 | 183 | 693 | 168 |
|
|
|
|
|
|
|
|
|
|