Stunning 90-Gallon Reef Tank by Emmett Hood | ReefKeeping

full tank shot of: Stunning 90-Gallon Reef Tank by Emmett Hood | ReefKeeping
reefkeeping 2009

Tank Specifications

Volume: 90 Gallons / 340 Liters

Dimensions (L × W × H):
48.0" × 18.0" × 24.0"
121.9cm × 45.7cm × 61.0cm

Equipment List

  • Salt: Instant Ocean

Frequently Asked Questions

How often should I perform water changes in a reef tank?

It is recommended to perform a ten-percent water change every week. However, consistency is key, so it's important to find a schedule that works for you and to stick to it.

What is the best way to clean my protein skimmer?

You should clean your protein skimmer regularly, at least once a week, to ensure optimal performance. Disassemble it according to the manufacturer's instructions, rinse the components with freshwater, and scrub any buildup with a soft brush.

How do I maintain the alkalinity in my reef tank?

To maintain stable alkalinity, it's crucial to test it regularly—ideally daily if you're keeping SPS corals. Use a reliable testing kit and consider a calcium reactor, as it helps maintain both calcium and alkalinity levels. Make adjustments gradually to avoid shocking your corals.

What lighting schedule is best for a reef tank?

A good lighting schedule often mirrors natural daylight. In Emmett's setup, the photo period is divided: VHO and PC actinic lights run from 10:00 a.m. to 11:00 p.m., while 250-watt metal halide lights are on from 4:00 p.m. to 10:00 p.m. It's essential to gradually increase photo periods when using new bulbs to allow corals to adapt.

How do I choose the right type of light for my coral?

Choose lighting based on the type of corals you are keeping. SPS corals usually thrive under higher light intensities, while LPS and soft corals can do well in lower light. For Emmett, using a combination of metal halides and actinic supplements worked effectively for both growth and color.

What kind of filtration system should I use for a reef tank?

A combination of mechanical, chemical, and biological filtration is ideal for a reef tank. Emmett utilizes a custom cone skimmer, carbon in the sump, Phosban reactor, and a calcium reactor to maintain water quality. It’s also crucial to change these media regularly to prevent buildup.

How do I keep nitrates low in my reef tank?

Maintaining low nitrates can be achieved through regular water changes, efficient filtration, and adding a refugium with macroalgae like Chaetomorpha, which helps absorb nitrates from the water.

How often should I feed my fish and what should I feed them?

Feed your fish once a day and provide just enough food that they can consume within three minutes. A mixture of high-quality flake food and frozen food like PE Mysis is effective and provides a balanced diet.

How can I encourage healthy growth in SPS corals?

To encourage healthy growth in SPS corals, maintain stable water parameters, particularly alkalinity and calcium, ensure proper lighting, and avoid overlighting, which can slow growth and cause bleaching. Regularly testing and monitoring your water quality is essential.

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