Stunning 557-Gallon Reef Tank by Kevin Pockell | ReefKeeping
Tank Specifications
Volume: 557 Gallons / 2107 Liters
Dimensions (L × W × H):
96.0" ×
44.0" ×
33.5"
243.8cm ×
111.8cm ×
85.1cm
Equipment List
- Salt: Dolphin Aqua Sea
Frequently Asked Questions
What type of pumps are recommended for a large reef tank?
For a large reef tank like mine, I use the Dolphin Aqua Sea 4500 as the main circulation device, which delivers 3600 GPH @ 5' head. Additionally, I have an Iwaki MD55RLT powering my skimmer and an Iwaki MD100RLT for water return that provides 2000 GPH @ 4' head. Combining high-efficiency pumps will ensure adequate water flow and circulation for your reef inhabitants.
How can I improve water movement in my reef tank?
Consider integrating multiple powerheads or using a closed-loop system to enhance water flow. In my setup, the use of four 3/4" Sea Swirls aids in dispersing water movement effectively, allowing for varying flow patterns that are beneficial for coral and fish health.
What lighting setup is ideal for supporting coral growth in a reef tank?
For high-light demanding corals, such as SPS, I have a combination of five 400-watt metal halide bulbs along with eight actinic bulbs providing a total of 3080 watts. The halides should run for about nine hours, with actinics providing dawn/dusk effects for 12-14 hours to mimic natural lighting conditions, critical for coral health and growth.
What regular maintenance do I need for my reef tank?
I perform water changes of about 150 gallons every 3-4 weeks using RO/DI water. Regular maintenance includes checking water parameters such as calcium, alkalinity, and specific gravity to ensure they remain stable.
How do I manage nutrient levels in the tank to prevent algae growth?
Proper filtration is crucial, as I utilize protein skimming, live plants, and ozone. Regular water changes and maintaining appropriate levels of nutrients can help keep algae at manageable levels. Monitoring feeding quantities and the tank's bioload will also assist in preventing algae blooms.
What water parameters should I aim for in a reef aquarium?
Aim for calcium levels around 380-420 ppm, alkalinity around 2.94 meq/L, and maintain a specific gravity of 1.025 for optimal reef health. Regular testing ensures your corals are receiving the right conditions to thrive.
How should I feed my reef aquarium?
I prepare a frozen mix of Formula 1 cubes, raw shrimp, dried seaweed, freeze-dried plankton, and crushed garlic. This blend provides a varied diet that caters to my reef inhabitants. Using equal proportions of the first four ingredients with one teaspoon of garlic enhances palatability and may benefit fish health.
How do I manage coral aggression and overgrowth?
To mitigate aggression between corals, ensure sufficient space between them and regularly assess their growth. Cutting back overgrowing corals and repositioning them can reduce competition and aggression, maintaining a healthy reef environment.
What factors should I consider when selecting fish for my reef tank?
Consider the size and temperament of fish, as well as their compatibility with existing tank mates. My experience shows that providing sufficient hiding places and swimming spaces can help reduce aggression. Monitoring interspecies interactions regularly will allow you to intervene if issues arise.
What are some good coral choices for beginners?
Beginner-friendly corals include soft corals like Xenia and mushroom corals, as they are relatively hardy and easier to care for. Gradually moving towards more challenging species like Acropora can occur as your confidence and experience grow.