
You can feed them at any time of the day regardless, Acans will accept the following meals:
- copepods,
- shrimps & meaty foods,
- frozen mysis,
- marine pellets,
- LPS coral pellets and Reef roids (check out the price on Amazon).
- Raw shrimp in small pieces.
- Frozen mysis and general meaty fish foods.
- Marine Pellets.
- LPS Coral + pellets.
- Reef Roids.
How do you feed ACAN coral?
When ready to feed, the acan coral will extend its polyps to capture prey: copepods, Artemia, chopped seafood, or even commercial foods (frozen, flake, or pellet). As long as the tentacles can catch something delicious and pull it in, they’ll happily slurp it down. As fast feeders, you’ll find them a fun addition to your tank, too!
How often should I Feed my acans?
As long as the tentacles can catch something delicious and pull it in, they’ll happily slurp it down. As fast feeders, you’ll find them a fun addition to your tank, too! Once or twice a week, plan to target feed your acans to keep them healthy.
Where should acans be placed in a tank?
That’s why the first thing you should do is to find a good spot for placement. Preferably, a couple of inches away from other corals if you want to stay on the safe side. You can place your acans on rocks, the bottom on the tank, or on the sand band.
What are the best types of acans for reef tanks?
The Australian Lord Acan is one of the most popular types. Usually, the Acans from that region have vibrant red and orange colors, which make them a nice addition to every reef tank. If you are interested in different varieties, I am sure you can find some rarer types online.

How do you care for Acans?
The best placement for an Acan coral is in a location with moderate water flow & light intensity, six inches or farther away from neighboring corals. Too much water flow or light will damage the coral. Acans will damage other corals closer than 6-inches.
Do Acans eat reef roids?
Good acan coral food options are fresh or frozen krill, brine shrimp, Mysis shrimp, and bloodworms as well as larger pieces of seafood, like fish, shrimp, and mollusks. Acan corals can also be fed coral powders and pellets, like Reef-Roids.
Can Acans recover?
The affected acan colony can recover as long as you keep it from being stressed out too much more. Most likely the heads on the right side of the colony in the picture are going to die or be severely messed up for a while.
How do I grow Acans?
3:1410:41Acan Coral Care (100% Success) - YouTubeYouTubeStart of suggested clipEnd of suggested clipIf you spot feed it dramatically. Not only in growth in color. But it just becomes a lot more fluffyMoreIf you spot feed it dramatically. Not only in growth in color. But it just becomes a lot more fluffy happier coral if you do spot feeding I personally use reef rides.
Can you feed Acans?
Feeding Acans When feeding especially with the pellet type of food its best to try and give each Acan head individual feeding. We target feed our acans with a turkey baster / pipette and for sinking pellets we use long straws down which we can accurately direct the feed to each head.
Do Acans like high light?
My acans keep their rainbow colors well but not all of them. Some acans prefer higher light and actually lose some of their amazing colors under lower light.
What causes Acans to recede?
There may be too much flow on some of the more forward located acans. There also may be too much light on some of them, I would try locating the most severe looking ones closer to the rock near the shade.
How do you make Acans puffy?
1:168:46The Secret To Keeping Acan Corals - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd puffy. So moderate flow if they don't get enough flow. They're going to get covered in detritus.MoreAnd puffy. So moderate flow if they don't get enough flow. They're going to get covered in detritus. And then you're going to find dead spots on them.
What PAR do Acans like?
Lighting & Flow Requirements: Aussie Hulk Acan Lord Coral requires moderate water flow and low to moderate lighting (PAR 120-250). T5's, Metal Halides, or LED's can all grow Acan Lord Corals when the proper PAR levels are provided. We recommend a 14-20K color spectrum for best coloration.
How fast do Acans multiply?
The ones that are growing fast started growing new heads around 1.5 to 2 months.
Are Acans slow growing?
Acan corals grow pretty fast. It is not uncommon to notice new heads forming only a few weeks after cutting a new frag. If there is no space left, the growth rate slows down and they start growing by excreting more skeleton and mounding into a larger shape.
How much flow do Acans like?
Acan Coral prefer a low to medium flow. This allows food to flow to the coral as well as remove mucus and bad nutrients from the coral. Too much flow can cause the large, fleshy polyps of the Acan Coral to either stay retracted, be ripped off the skeleton.
How fast do ACAN corals grow?
Acans grow by producing new heads and they will eventually form a dome shape when fully grown. In some cases, they are known to grow rapidly that they sprout a new head every 7-14 days once feeding needs are met and optimal water parameters are maintained.
Can Acans eat mysis shrimp?
They can eat a wide range of foods and sizes, from mysis shrimp to zooplankton sized foods.
How do you feed coral reef roids?
Directions: For each 100G of your system volume, mix one teaspoon of Reef-roids with some water from your tank. Stir this mixture until it has completely dissolved. We highly recommend target feeding the paste to your corals using a syringe or turkey baster while circulation pumps are turned off.
How do you feed coral frenzy?
1:253:09Coral Frenzy Product Overview - The Ultimate Coral Food - YouTubeYouTubeStart of suggested clipEnd of suggested clipWith some tank water and squirt it into a high flow area of the aquarium coral frenzy recommendsMoreWith some tank water and squirt it into a high flow area of the aquarium coral frenzy recommends using 1/4 of a teaspoon for every 50 gallons of tank water target feeding will yield more desirable.
What do acan corals eat?
When ready to feed, the acan coral will extend its polyps to capture prey: copepods, Artemia, chopped seafood, or even commercial foods (frozen, flake, or pellet). As long as the tentacles can catch something delicious and pull it in, they’ll happily slurp it down. As fast feeders, you’ll find them a fun addition to your tank, too! Once or twice a week, plan to target feed your acans to keep them healthy.
What is the scientific name of the acan?
Scientific name: There are several species, and all of them are considered (or once were) considered to be acans: Acanthastrea echinata , Acanthastrea lordhowensis (now Micromussa lordhowensis)
Why are my acan corals dying?
Has it been days since you saw your acans tentacles extended? An acan coral dying or not happy in the tank because of too much water flow or too much light will not extend its polyps. If your water parameters are good (and stable) and your acan coral still won’t extend its polyps (even at night or even when you attempt target feeding), then it could be the lights or water flow. Carefully move it to an area of lower flow or less intense light (or both, depending on the circumstances).
How to keep acan corals?
But if you plan to keep acans with soft leather corals, you need to take additional measures to neutralize the chemical warfare leathers wage in a tank . Activated carbon and water changes will do the trick, protecting your acan coral from the chemicals the soft corals produce to inhibit coral growth.
Is acan coral a photosynthesis?
Acan coral is considered photosynthetic, meaning they derive at least part of their calories from the commensal zooxanthellae that live in their tissue. They also pull some nutrients from the water column. This will help keep nutrient levels in check if you have fish in your tank.
Is Acan coral hardy?
Acan coral is generally hardy and easy to care for, making it a suitable species for intermediate aquarists. (Beginners may want to hold off on rushing to pick up a frag – and we’ll get to the why in a minute) The amazing color varieties make this LPS a show stopper – even for advanced hobbyists with mature tanks.
Do acan corals eat at night?
So if you are underwater and still know what time it is, you might see an acan coral. In the ocean, acan coral feed mostly at night. However, they acclimate to diurnal schedules in the aquarium and will happily eat when you feed them.
How do acans get their food?
Acans, like any other corals, are photosynthetic animals. That means that they get a portion of their diet through the light of your aquarium , provided by the zooxanthellae algae within their bodies.
How to grow Acan coral?
The growth rate of your Acan coral will depend on many factors, mainly the type of acan, the lighting, and the food you provide . In general, target feeding may help you accelerate your acan growth, but nothing is certain.
Where to Buy Acan Corals?
Supporting Local Fish Stores is a crucial part of making this hobby progress. So if you have the chance to find healthy corals at shops near your home, make them a favor and purchase some corals.
What is an acan coral?
Acanthastrea echinata commonly referred to as the Acan Corals or simply Acans, are Large Polyp Stony Corals, very popular among saltwater aquarium enthusiasts. And it’s easy to see why they are so popular. Acan Corals are one of the easiest LPS corals to take care of, and with a wide range of colors, surely deserve a spot in ...
Why is my Acan dying?
If everything is alright, then you can search for different causes. Another reason that can make your Acan slowly die is having too much light.
What color are Acan corals?
Acan Coral Types. Acan Corals come in different varieties and different colors. You can choose from orange, purple, or even pink color. The Australian Lord Acan is one of the most popular types. Usually, the Acans from that region have vibrant red and orange colors, which make them a nice addition to every reef tank.
Where do acan corals live?
In the wild, they inhabit areas of water in depth between 0 and 50 meters. Acan Corals are primarily found in the Indo Pacific Ocean, mostly in lagoons, where they form colonies up to several meters across. They are nocturnal animals which means that they are more active at night.

Food For Acan Coral
Nitrates
- A can coral’s preferred nutrient ratio is about one to ten parts per million (ppm) of nitrate. The same ratio applies to phosphates, which should be about one part per hundred parts of nitrate. While a high nitrate level is bad for reef tanks, a low-nitrate concentration may improve the colors of the coral. In addition, too high a nitrate level may cause nuisance algae to proliferate and can …
Phosphates
- Aside from fish food, you can use a combination of these two methods to reduce the amount of phosphates in your aquarium. Algae, which is a natural source of phosphate, can help filter out the phosphates in water. Adding a Refugium to your aquarium is one of the easiest ways to reduce phosphates. You can also grow macro-algae in your Refugium to reduce the amount of phospha…
Dissolved Organics
- Dissolved organics are the primary nutrition requirement for Acanthastrea, which do best in aquariums with a nitrate level of 5ppm or less. The Acan coral’s cells contain symbiotic algae known as zooxanthellae. The zooxanthellae produce sugars needed for coral growth and are responsible for the coral’s color and fluorescence. Acan corals need around 5ppm of nitrate in th…
Placement
- Despite its hardiness, the Acan Coral should be handled carefully. Even though they are a hardy coral, they secrete toxins when threatened, and you don’t want them to suffer. Here are some guidelines to follow when handling acan coral: Avoid placing acans in an area of high water flow. High water flow can kill coral. Move them to a location with lower water flow. Acans come in ma…