What We Like About the Desktop 12 Gallon UniQuariumAn ocean of fascinating wonder right under your nose! The 12 Gallon Uniquarium Flat-Back Hexagon Aquarium is a complete self-contained jewel compact enough for a desktop or table big enough to captiv ate your imagination and bring some healing "chi" to your environment. Hexagon design provides better viewing angles and flat back lets it sit flush against a wall or bookcase.The UniQuarium is a complete ready-to-use system featuring a 3-in-1 filtra tion system perfect for fresh or salt water fish and a high-flow powerhead. All mechanics are submerged so the operate silently without distracting hoses. Additional slots are provided for optional heaters and venturi skimmers. Just add water