Medium difficulty. They are fragile so use a bone cutter or a frag saw and attach the fragment to a rock or a ledge far away from other corals.\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<\/div>\n<\/div>\n
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Welcome to the space coral! Sorry, I mean the Galaxea coral! This beauty of the saltwater world is known for its aesthetic resemblance to the stars. Don\u2019t let its good looks fool you since they are quite aggressive and have a few specific requirements to ensure a peaceful aquarium.<\/p>\n
The benefits of corals in your tank is that they are not as delicate as many fish so you will be able to improve the appearance of your saltwater paradise without too much work (as long as you choose the proper tankmates).<\/p>\n
This guide may not teach you about planets, but you will learn a lot about successfully caring for your Galaxea coral. Let\u2019s dive in!\u00a0<\/p>\n<\/div>\n<\/div>\n
Species Summary<\/strong><\/h2>\n
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The Galaxea fascicularis <\/em>(scientific name), commonly referred to as Galaxy coral, Tooth coral or Starbust coral, is a stony coral known for its unique appearance and aggressive nature. Native to the Indo-Pacific region, this species is admired for its intense coloration and challenging care.<\/p>\n
When considering Galaxea for an aquarium, it\u2019s essential to note that they possess sweeper tentacles that at night can extend up to twenty times, reaching 6 to 12 inches, <\/strong>contributing to their aggressive temperament when defending space.<\/p>\n
Endowed with both stunning beauty and a formidable presence, Galaxea Corals add a striking element to marine aquariums, provided their specific care requirements are met to ensure a healthy and thriving environment.<\/p>\n<\/div>\n<\/div>\n
Appearance<\/strong><\/h2>\n
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Galaxea Coral is recognized for its distinctive and expressive appearance. You will notice that it exhibits a variety of vibrant colors including green, purple, and blue. The polyps of this coral possess long, slender tentacles that can extend well beyond their base, giving the coral a fuzzy and bristled look, especially when fully extended.<\/p>\n
In particular, Galaxea Coral tentacles often have contrasting white tips, which can add a striking visual effect to the coral\u2019s overall appearance<\/strong>. Here are some notable features:<\/p>\n
Tentacles:<\/strong> Typically long with potential for extended reach.<\/p>\n
Colors:<\/strong> Ranges from green and purple to blue with the possibility of other hues.<\/p>\n
White Tips:<\/strong> Many of the tentacles feature prominent white tips.<\/p>\n
When caring for Galaxea Corals in home aquariums, owners enjoy their dynamic and textured presentation, which can serve as a captivating focal point.\u00a0<\/p>\n<\/div>\n<\/div>\n
Author Note: <\/strong>It\u2019s vital for us to consider their aggressive growth patterns, as their appearance can change based on their surrounding environment and the space they have to expand.<\/p>\n
The tentacles\u2019 pulsating movement contributes to its unique and lively aesthetic, reinforcing why we regard Galaxea Corals as a visually engaging species in the marine aquarium hobby.<\/p>\n
Popular Galaxea Coral Species<\/strong><\/h2>\n
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When it comes to maintaining a vibrant reef aquarium, the inclusion of Galaxea corals is a favored choice among enthusiasts. As specialists in the care of marine invertebrates, we\u2019ve observed several sought-after species that exhibit both aesthetic appeal and adaptability to captive conditions.<\/p>\n
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Galaxea fascicularis<\/strong>, commonly referred to as the Galaxy Coral or Tooth Coral, stands out as the predominant species in the Galaxea genus. It is famous for its star-like polyps and crystalline texture. What makes it appealing is its wide color palette, ranging from shades of green and brown to more exotic hues.<\/li>\n<\/ul>\n
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The Battlestar Galaxea <\/strong>deserves a notable mention for its unique appearance. It exhibits a dynamic color contrast that can be spectacular under the right aquarium lighting conditions. Their polyps have a remarkable ability to catch light, creating a glistening effect that resembles a starry night sky.<\/li>\n<\/ul>\n
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In the more premium spectrum, the Gold Galaxea Coral<\/strong> garners attention for its rare and exquisite golden polyps. Due to its unique coloration, it\u2019s highly prized by coral collectors and often seen as a centerpiece in many reef tanks.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n
We emphasize that these species can be aggressive and possess extended sweeper tentacles<\/strong>. These are used to sting and keep competing corals at bay. Therefore, it\u2019s crucial to provide sufficient space for each specimen in the aquarium to flourish and prevent altercations with other inhabitants.<\/p>\n
Galaxea Coral Care<\/strong><\/h2>\n
Caring for Galaxea coral involves specific requirements for tank size, water parameters, tank setup, and acclimation to ensure a thriving environment. Our guide provides a straightforward approach to maintain the health and growth of your Galaxea coral.<\/p>\n
Tank Size<\/strong><\/h3>\n
For Galaxea coral, a minimum tank size of 50 gallons<\/strong> is recommended due to their aggressive nature. While they may not need an entire galaxy, they do require ample space to expand without contacting other corals, as they may engage in chemical warfare with their neighbors.<\/p>\n
Water Parameters<\/strong><\/h3>\n
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Proper water parameters are crucial for Galaxea coral health. Aim to maintain the following levels:<\/p>\n
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Water Temperature<\/strong>: 75-82\u00b0F (24-28\u00b0C)<\/li>\n
pH Levels<\/strong>: 8.1-8.4<\/li>\n
Specific Gravity (Salinity)<\/strong>: 1.023-1.025<\/li>\n
Alkalinity<\/strong>: 8-12 dKH<\/li>\n
Calcium<\/strong>: 380-450 ppm<\/li>\n
Magnesium<\/strong>: 1250-1350 ppm<\/li>\n
Phosphate<\/strong>:\n<\/li>\n
Nitrate<\/strong>:\n<\/li>\n<\/ul>\n
Conduct regular tests to ensure these parameters remain stable.<\/p>\n<\/div>\n<\/div>\n
Tank Setup<\/strong><\/h2>\n
Make sure to consider what species you already have in your tank since the Galaxea coral could harm them, so plenty of space between them is recommended to keep a friendly aquascape. The following factors will also help keep a colorful coral for years to come.\u00a0<\/p>\n
Lighting<\/strong><\/h3>\n
Moderate lighting with a PAR level of 100-200 is ideal<\/strong>. Be cautious of high light intensity as it can harm the coral.<\/p>\n
Filtration\/Water Flow<\/strong><\/h3>\n
Establish a strong filtration system with moderate water flow to mimic their natural habitat and keep the water clean. 20 to 40 times water turnover would be a good range to start with.<\/strong>\u00a0<\/p>\n
Substrate and Aquascaping<\/strong><\/h3>\n
Use a mix of sandy substrate, island rock, or live rock to encourage natural behavior and growth. Ensure robust aquascaping to provide stability for the coral structure.<\/p>\n
Acclimation<\/strong><\/h3>\n
When introducing Galaxea coral to a new environment, a slow drip acclimation process is recommended to adjust the coral to the tank\u2019s specific water conditions.<\/strong> This can take several hours but is crucial for the coral\u2019s long-term health.<\/p>\n
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Growth Rate and Size<\/strong><\/h2>\n
The Galaxea Coral exhibits a steady growth rate when kept in optimal conditions. Each polyp of this coral can reach up to 6mm in diameter<\/strong>. These corals have the ability to grow both vertically and horizontally across the substrate (that\u2019s why we recommended plenty of space in the previous section).<\/p>\n
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When it comes to the growth rate, Galaxea Corals can expand their polyps and increase their size noticeably over the months. Here\u2019s a snapshot:<\/p>\n
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Tiny Frags<\/strong>: New fragments start off small and begin showing new polyp growth within weeks.<\/li>\n
Juvenile Colonies<\/strong>: Within several months, these frags can develop into small colonies.<\/li>\n
Mature Colonies<\/strong>: In a few years, a single frag can transform into a substantial colony that becomes a central feature in a reef tank.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n
Fragging<\/strong><\/h2>\n
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Fortunately, fragging Galaxea corals is not extremely difficult as long as the following two tips are part of the process:<\/p>\n
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Use a bone cutter or a frag saw for a clean cut and to minimize damage.\u00a0<\/li>\n
Attach the fragment to a rock or a ledge far away from other corals.\u00a0<\/li>\n<\/ul>\n
Galaxea Corals are somewhat fragile, so make sure to handle them with extra caution during maintenance and fragging procedures. While they can endure fragging well, this process should be undertaken delicately to avoid damage.<\/p>\n
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