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Insight Horizon Media

How does a reef ready aquarium work

Author

Daniel Johnson

Published Mar 29, 2026

The main reason reef ready tanks exist is to give owners the chance to have a stunning aquarium with no equipment being shown. … Once the water flows into the overflow, it then drains down through the drainpipe into a tank sitting below the aquarium, hidden in the stand/cabinet. This lower tank is called the ‘Sump’.

What is the difference between a marine tank and reef tank?

But the main difference between a reef tank and a saltwater tank is pretty straightforward. A saltwater tank can be of different types, and a reef tank is one of them. That means a saltwater tank has varieties. But a reef tank is a specialized saltwater tank that is for corals, fish, and invertebrates.

Do you need a sump for a saltwater tank?

So, are aquarium sumps necessary for a saltwater fish tank? The answer is no, sumps are not an absolute necessity for a saltwater fish tank. There are many aquariums that are very beautiful and thriving without sumps integrated into their reef aquarium setup.

What makes a tank a reef tank?

Reef Tank Systems A reef tank system is a “fish only with live rock” system with corals that require a higher-quality lighting system, as well as higher water quality and movement. … Reef safe fish who do not pick at corals or eat invertebrates. They also are not aggressive toward other fish.

Should you add coral or fish first?

Don’t rush it and do research on fish compatibility. When all the fish are added, wait another month and then start to add your first hardy corals and keep building them up week by week until eventually you will have a flourishing reef.

Do you need a protein skimmer for a reef tank?

Protein skimmers are essential for reef tanks that struggle with nitrate levels. By removing organic waste before it can break down nitrates, the levels should rise and help your coral stay healthy. Nitrates are very important for your coral and their health.

Do you need coral in a saltwater tank?

Fish-Only Saltwater Aquarium: This environment features only a variety of saltwater fish species with base rock (not live rock), no corals. … Small coral marine tanks need a high level of care to avoid stressing fish or corals. However, a fish-only, 10-20-gallon saltwater tank with two Clownfish can be relatively easy.

Do saltwater tanks need live rock?

Live rock is an essential part of any saltwater or reef tank but you do not necessarily have to spend a small fortune to buy it. By making your own live rock you can save money and you can completely customize it to suit the needs of your fish and your particular tank.

What's the easiest coral to keep?

  • Star polyps. Image source: animal-world.com. …
  • Leather corals. …
  • Pulsing Xenia Coral. …
  • Trumpet coral. …
  • Open brain coral. …
  • Toadstool Coral. …
  • Zoanthids. …
  • Mushroom Corals.
How much does a reef tank cost?

Most people will probably spend $500 to $1000 for a brand new saltwater tank and all of the necessary supplies within the first year. Over the next 12 months, you can double that start-up cost to budget for fish, corals and new equipment.

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What temp should a reef tank be?

Some aquarists feel that keeping your tank between 75-77 degrees is best, some say 75-80 degrees. Others feel that some corals and fishes, having come from warm tropical waters, do much better at temperatures of about 80-85 degrees, or higher. Some invertebrates will even do better at cooler water temperature.

What salinity should a reef tank be?

The most common measurement is specific gravity and should fall in the range of 1.023 to 1.028 for a reef tank. If measuring PPT or parts per thousand, it should fall in the range of 34-36. (35 PPT is the same as 1.026 specific gravity.) If salinity is low, add additional salt and mix until completely dissolved.

Do saltwater tanks need heaters?

A quality fish tank heater is vital to your saltwater tank. Marine life is frequently from warm water, meaning you will almost always need to heat your tank, unless you live somewhere warmer than the tank needs, in which case, you may need a chiller.

How often should you do a water change in a saltwater tank?

As a rule, you should perform a 10 to 20 percent water change in your tank every one to two weeks. Doing so keeps the nutrient levels in the water stable and removes excess waste products from your fish. Failing to do so can begin affecting your marine life in negative ways—making them sluggish or even killing them.

Do corals produce ammonia?

The most important effects of the nitrogen cycle really pertain to higher life forms and less so to corals. … But there’s more good news, not only do corals produce much less ammonia than fish, they also consume nutrients through their symbiotic algae, thereby reducing the total levels in the aquarium water.

Why do you dip corals?

And the reason why you want to dip your corals is it’s going to prevent pests from entering in your aquarium. Dipping corals also inhibits the introduction of good critters such as amphipods and copepods. Coral dip removes good and bad critters from your corals.

Do you acclimate corals?

Acclimating corals is always recommended to reduce further shock to the coral. Many advanced aquarists & respected authors encourage the use of quarantine tanks for corals in the same way fish should be quarantined. … When acclimating, you are gradually allowing the coral to adjust to the new water parameters.

How hard is it to maintain a saltwater tank?

Keeping a saltwater aquarium is very much like keeping a freshwater aquarium. … There are a few new things to learn, but it is not any more difficult to maintain a marine system than a freshwater one. The better we understand how our aquarium works as a balanced ecosystem, the easier maintenance becomes.

What is the easiest saltwater fish to take care of?

  • Clownfish. Quick Info: Very hardy, easy to keep. …
  • Damselfish. Quick Info: Very hardy, comes in lots of colors. …
  • Green Chromis. …
  • Cardinalfish. …
  • Bicolor Blenny. …
  • Clown Goby. …
  • Yellow Watchman Goby.

What size tank do clownfish need?

Clownfish need at least a 20-gallon tank, so they have enough room to both hide and explore. You will need a larger tank if you want to keep an Anemone too. For each additional Clownfish allow a further 10 gallons.

Do corals need light at night?

Corals need light to produce food. … Light schedules that simulate both periods of day and night are essential for establishing energy production in your coral but also simulate the natural daily cycle in the wild. During the night, fish need to sleep, the coral will feed and scavengers come out to help clean your tank.

Do corals eat fish poop?

Fish poop is the best coral food you can have in your tank.

Do protein skimmers remove nitrates?

Protein skimmers do nothing to remove nitrate within the water. … It does take some of the load off the biological filter and could lead to reduced nitrate over letting organic molecules be broken down biologically, but your skimmer isn’t pulling any nitrates from the water.

Do protein skimmers have oxygen?

Do Protein Skimmers Have Oxygen? While the protein skimmer is able to help oxygenate the water in your saltwater aquarium, they don’t actually have oxygen. Instead, they help oxygenate the water through a gas exchange.

Does skimmer remove salt?

Yes, a skimmer does remove salt. Dissolved organics are attracted to the SW foam, and the dirty foam is what rises into the cup, separating itself from the tank water.

Can coral live in a fish tank?

Corals thrive best in larger reef tanks but they can also be kept in small aquariums. One of my most favorite items in the marine hobby is soft coral. On a side note, soft corals are composed of soft tissues.

What type of coral do clownfish like?

Some of the best options include Bubble Tip Anemone, Duncan Coral, Hammer Coral, Magnificent Sea Anemones, Leathery Anemone, Carpet Sea Anemone, Torch Coral, Toadstool Coral, Aurora Anemone, Corkscrew Sea Anemone, and Zoas.

What are some beginner corals?

  • Star polyps (Pachyclavularia spp.) Image via …
  • Leather corals (Sarcophyton spp.) …
  • Bubble coral (Plerogyra sinuosa) …
  • Trumpet coral (Caulastrea furcata) …
  • Open brain coral (Trachyphyllia geoffroyi)

Do you need live sand for a saltwater tank?

No, you don’t need to add live sand to your tank. In fact, many people don’t have sand in their tanks at all, preferring a bare bottom tank instead. All sand will become live sand in your tank, once it matures. Live sand can be much more expensive than dry sand.

Will coral attach itself to rock?

Yes it will but it will take a long time. Depends on the coral. Leathers, mushrooms, zoanthids, and lots of other soft corals will attach on their own within days to weeks. LPS corals will attach to rocks on their own

What is the fastest way to cycle a marine tank?

  1. If you have access, try using an old filter from a different tank. In this way, the filter will already contain all the healthy bacteria that your tank needs. …
  2. Add filter media from an old tank. …
  3. Increase water temperature. …
  4. Use live bacteria. …
  5. Increase oxygen levels.