🐠 Fish Aquarium Calculator
Find the perfect aquarium type and size for your fish
Aquarium Calculator
Aquarium Types & Characteristics
| Type | Description | Common Sizes |
|---|---|---|
| Rectangular | Most common, beginner-friendly | 5, 10, 20, 30, 40, 55, 75, 100+ gal |
| Cube | Equal length, width, height | 5, 10, 20, 30 gal |
| Bowl | Small and decorative | 0.5, 1, 2, 3, 5 gal |
| Nano | Compact for small fish/shrimp | 2, 3, 5, 10 gal |
| Tall | Vertical design, less floor space | 20, 30, 45 gal |
| Long | Extra length for active fish | 20-long, 33-long, 40-long gal |
| Corner | Fits room corners | 20, 30, 40, 54 gal |
| Wall-Mounted | Decorative, modern style | 3, 5, 10, 15 gal |
| Cylindrical | 360-degree viewing | 5, 10, 15, 20 gal |
| Hexagonal | Six-sided decorative | 10, 20, 30, 35 gal |
| Acrylic | Lightweight, impact-resistant | 10 to 300+ gal |
| Glass | Scratch-resistant, clear | 5 to 200+ gal |
| Freshwater | Tropical or cold-water fish | 5 to 125 gal |
| Saltwater | Marine fish and basic setup | 20 to 300+ gal |
| Reef | Specialized with corals | 30, 50, 75, 120 gal |
Aquarium Size Guide by Use
🐟 Beginner Tank
Size: 10–20 gallons
Best For: Starting aquarists learning basics
🏠 Small Home Aquarium
Size: 20–40 gallons
Best For: Apartment living, desk, small spaces
👥 Community Fish Tank
Size: 40–75 gallons
Best For: Multiple fish species living together
🏛️ Large Display Tank
Size: 75–200+ gallons
Best For: Impressive focal point, room centerpiece
🏢 Office or Décor Tank
Size: 5–15 gallons
Best For: Desk, shelf, decorative accent
💡 Note: Larger tanks are easier to maintain and provide better water quality stability. Choose the largest size your space and budget allow.