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Saltwater Aquarium Grouper

author
Maria Garcia
• Tuesday, 26 October, 2021
• 7 min read

Most Groupers will grow well over 12 inches in captivity and need a large tank full of swimming room and hiding places to thrive. Like all groupers, it will eat any fish that they can swallow whole and behave aggressively towards tank mates that intrude into its preferred hiding place.

fish saltwater grouper aquarium tropical humpback indonesian groupers compatibility tank altivelis water palau aggressive predatory setup mini reefs location
(Source: www.aquariumfiltersetup.com)

Contents

Tank Recommendations: Can be maintained in ‘large’ reef or fish-only aquariums with several caves and ledges. Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed.

And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely. May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself Compatibility: with caution Approximate Purchase Size: Small 2” to 2-1/2 Medium 2-1/2" to 4" Large 4" to 6" Large 6" to 8" Small$199.99Medium$249.99Large$349.99XLarge$449.99Aquarium ConditionedBlue Spotted GrouperCephalopholis Argus YouTube Video of the Blue Spotted Grouper Description:The Blue Spot Grouper is a common favorite among aquariums with Fowler (Fish Only With Live Rock) aquariums.

Blue spotted Groupers are found living near coral reefs throughout the Indo-Pacific where they hunt for small fish or invertebrates to consume. The Blue Spot Groupers body is a mottled brown and tan color with six article white bands running from just behind the pectoral fins to the tail fin.

The white bands can appear anywhere from very prominent to almost completely faded depending on the aquarium environment and the fishes current disposition. Tank Recommendations: While this fish is considered easy to keep, it does require excellent water conditions in addition to a large aquarium to be properly housed.

Since Blue spotted Groupers eat large meaty items, they create a lot of waste products, therefore it is important to have a very strong biological filter setup to handle the load this and other large predator species put on a filter system. Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed.

betta marine fish grouper comet coney saltwater aquarium coral panther
(Source: www.petesaquariums.com)

And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely. May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself Compatibility: with cautionApproximate Purchase Size: Small 2” to 2-1/2 Medium 2-1/2" to 4" Large 4" to 6" Large 6" to 8" Small$49.99Medium$79.99Large$129.99XLarge$169.99Aquarium ConditionedBlue line GrouperCephalopholis formosaDescription: The Blue Line Grouper, also known as the Abenaki Grouper or Blue-lined Hind, is light red with multiple vertical blue lines.

As Blue Line Groupers eat large meals they end up producing a lot of waste products, which means they need excellent filtration (especially biological and mechanical) in order to keep the water quality high. Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed.

And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely. Most Groupers will grow well over 12 inches in captivity and need a large tank full of swimming room and hiding places to thrive.

In the wild, it can attain sizes up to 18", but tank specimens rarely exceed a foot in length. Like all groupers, it will eat any fish that they can swallow whole and behave aggressively towards tank mates that intrude into its preferred hiding place.

Tank Recommendations: Can be maintained in ‘large’ reef or fish-only aquariums with several caves and ledges. Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed.

grouper coral fish wikipedia hind petguide saltwater groupers aquarium
(Source: www.petguide.com)

And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely. May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself Compatibility: with caution Approximate Purchase Size: Small 2” to 2-1/2 Medium 2-1/2" to 4" Large 4" to 6" Large 6" to 8" Small$69.99Medium$89.99Large$129.99XLarge$189.99Aquarium ConditionedClown GrouperPogonoperca punctate YouTube Video of the Clown Grouper Description:The Clown Grouper, also known as the Spotted Soap fish, Snowflake Soap fish, or Lea flip Soap fish, is silverish-brown with white spotting over the entire body.

Clown groupers should be provided with plenty of both open swimming room and rock caves and tunnels. Tank Recommendations: Can be maintained in ‘large’ reef or fish-only aquariums with several caves and ledges.

Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed. And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely.

May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself CompatibilityWith CautionApproximate Purchase Size: Small: 1-1/2” to 2-1/2” Medium: 2-1/2" to 4" Large: 4" to 6" Large: 6" to 8"Small$129.99Medium$159.99Large$179.99XLarge$299.99Aquarium ConditionedPanther GrouperCromileptes actively Click to view YouTube Video Panther Grouper Description: A very popular grouper and saltwater aquarium fish, this is perhaps one of the easiest to care for of all available marine groupers. Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed.

And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely. May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: EasyAcclimaton Time: 2+ yourself Compatibility:With CautionApproximate Purchase Size: Sm 1-1/2” to 2, Sm/Med 2" to 3", Med 3" to 4", Leg 4" to 5", XL 5" to 7", XXL 7" to 9" Small$29.99Small/Medium$39.99Medium$59.99Large$79.99XLarge$99.99XXLarge$179.99Aquarium Conditioned V-Tail GrouperCephalopholis rode Click to view YouTube Video Red V-Tail Grouper Description:Red V-Tail Grouper, Cephalopods models, comes from the Indo-Pacific and from the Hawaiian Islands.

grouper fish clown spotted soapfish aquarium
(Source: www.petesaquariums.com)

With the potential to grow to nearly a foot in length, the Red V-Tail Grouper should be kept only in larger aquariums. Crustaceans, being part of its natural diet, will likely be eaten. Tank Recommendations: Can be maintained in ‘large’ reef or fish-only aquariums with several caves and ledges.

Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed. And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely.

May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself Compatibility:With CautionApproximate Purchase Size: Small 2” to 2-1/2 Medium 2-1/2" to 4" Large 4" to 6" Large 6" to 8"Small$79.99 Medium $89.99 Large $129.99Large $199.99Aquarium Conditioned Cherry Lout GrouperVariola lout Click to view YouTube Video Cherry Lout Grouper Description:The Cherry Lout Grouper in the wild will reach lengths of over 24 inches therefore it requires a great deal of space to grow. Its coloration begins with a cherry red at the dorsal that fades into a pale yellow underneath.

Like all groupers, it will eat any fish that it can swallow whole and will behave aggressively towards tank mates that intrude into its preferred hiding place. Tank Recommendations: Can be maintained in ‘large’ reef or fish-only aquariums with several caves and ledges.

Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed. And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely.

grouper fish creatures aquarium tomato ocean saltwater colorful sea
(Source: www.pinterest.es)

May be difficult to feed in the early days in the aquarium and if so, (if small live marine fish are not available) live glass/grass shrimp and/or small crabs, e.g., fiddler crabs may be needed to sustain the fish. Level of Care: ModerateAcclimaton Time: 2+ yourself Compatibility:With CautionApproximate Purchase Size: Small 2” to 2-1/2 Medium 2-1/2" to 4" Large 4" to 6" Large 6" to 8"Small$69.99 Medium $79.99 Large $129.99XLarge $199.99Aquarium ConditionedPolleni GrouperCepholopholis pollen Click to view YouTube Video Pollen Grouper Description:The Pollen Grouper is a stunning and large grouper. Pollen Groupers reach a maximum adult size of around 17 inches and need to be kept in tanks that are at least 220 gallons.

For these reasons if you want to add a Pollen Grouper to your reef tank, you must proceed with caution. Pollen Groupers will thrive in larger fish only systems where they will add a huge dash of color to your tank.

Therefore, a meaty diet such as enriched chopped fresh fish or shrimp flesh, and/or frozen carnivore foods should be fed. And because these are not overly active fish, their metabolism is somewhat low, so feeding once every other day should suffice nicely.

These stresses can include poor water quality, harassment from tank mates or confined aquarium conditions. Most Groupers grow up to 12 inches in captivity and frequently outgrow the average-sized aquarium.

A large aquarium with adequate hiding places is necessary to maintain Groupers in captivity. It is advisable to keep one species of Grouper per tank, as these fish may become aggressive towards other tank mates and themselves.

fish grouper saltwater petguide don groupers species miss stories
(Source: www.petguide.com)

Origin chooseFijiHawaiiIndonesiaSri Lanka Sumatra Groupers require a large aquarium with plenty of hiding places because most in captivity can grow up to 12 inches or larger.

In the wild, it can attain sizes up to 18", but tank specimens rarely exceed a foot in length. In the wild this reef predator commonly attacks schools of reef-dwelling fish.

In the aquarium, freeze-dried krill soaked in Season, feeder goldfish, or squid are acceptable. Fernando Rodriguez Carolina, PR The Miniature Grouper is very pretty fish and also a very aggressive one.

Zachary HTA Spokane, WA Excellent fish, very beautiful. Once acclimated, he ate 1 damsel every couple of days (6 total), a clown fish with a bad attitude, and (unfortunately) the cleaner wrasse.

6 months in, and he has grown to a healthy 9 inches and is the most beautiful fish in the tank. Known for growing over three feet in length and weighing more than 200 pounds, this fish is hardly built for sprints along the ocean floor.

grouper flagtail saltwater fish reef2reef cephalopholis
(Source: www.reef2reef.com)

Thankfully, such monsters are not common in the aquarium, though Groupers will grow quickly and even the smaller varieties require space. Groupers are predominantly floor-dwelling and prefer to dig themselves into the substrate or to hide themselves in a reef and wait for prey to pass by.

They have exceptionally strong gill muscles that they can use to brace themselves into a hiding place when they feel threatened. The Alexandria Grouper is highly territorial and not recommended for community tanks as it is known for picking fights with significantly larger fish and winning.

The second is a black bodied fish with yellow spots covered in white dots. With bodies ranging in color from brown to orange, the Blue-Spotted Grouper is covered in small, turquoise spots, like freckles.

In addition, the pectoral, dorsal, anal fins and tail are a deep blue. They are highly predatory, so keeping them in aquariums with smaller fish would not be a wise idea.

Because of their large size, Groupers have a somewhat ravenous appetite and require feeding often in order to keep them from going after other fish in the tank.

grouper saltwater aquarium lionfish tank puffer
(Source: www.youtube.com)

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Sources
1 en.wikipedia.org - https://en.wikipedia.org/wiki/Atlantic_goliath_grouper
2 oceana.org - https://oceana.org/marine-life/ocean-fishes/atlantic-goliath-grouper
3 www.fisheries.noaa.gov - https://www.fisheries.noaa.gov/species/atlantic-goliath-grouper
4 myanimals.com - https://myanimals.com/animals/wild-animals-animals/fish-wild-animals-animals/the-atlantic-goliath-grouper-characteristics-and-habitat/