Open Brain Coral (Green) - Trachyphyllia geoffroyi - Green Open Brain Coral

A great starter coral, Open Brain Coral is a great add-on in your marine aquarium. Its fluorescent properties add considerable display value to the reef tank they are placed in.

Taxonomy: Open Brain Coral belongs to the Kingdom Animalia, Phylum Cnidaria, Family Trachyphylliidae, Genus Trachyphyllia and Species geoffroyi.

Scientific names: The scientific name of Open Brain Coral is Trachyphyllia geoffroyi.

Other common names: The other common names of Open Brain Coral are Pacific Rose Coral and Pink-Red Open Brain Coral.

Coral Type: Open Brain Coral is a Large Polyp Stony (LPS) Coral.

Origin or natural range: Trachyphyllia geoffroyi originates in the Indo-Pacific region including the Red Sea, the Australian archipelago and Indonesia.

Size: Open Brain Coral grows to about eight inches in diameter in a marine aquarium.

Color: Trachyphyllia geoffroyi occurs in the variations of pink, red, brown, tan, grey, green and blue colors.

Compatibility: Open Brain Coral is non-aggressive towards the other marine aquarium invertebrates.

Habit & Habitat:

• Trachyphyllia geoffroyi may settle down solitarily or in colonies on sandy or muddy bottoms of the coastal reefs.
• Open Brain Coral is nocturnal in habit and spreads its tentacles at night.

Morphology:

• Open Brain Coral is quite sturdy.
• As the name suggests, the structure of Open Brain Coral resembles the appearance of the cortex of a primate’s brain.
• Trachyphyllia geoffroyi builds reef which has many big sized septa.
• Open Brain Coral has large paliform lobes with small teeth like structure on its Calcium Carbonate skeleton.
• Trachyphyllia geoffroyi has a single large polyp with a fleshy base.
• The polyps of Open Brain Coral inflate considerably in size with water, about two to three inches beyond its skeleton, during the day time.
• Trachyphyllia geoffroyi has short tentacles for feeding only and lacks long sweeper tentacles.
• A colony of Open Brain Coral has many mouths.
• The coloration of Trachyphyllia geoffroyi varies with the marine depth level of its existence and the turbidity of water around Open Brain Coral.
• Trachyphyllia geoffroyi may secrete mucus sometimes.

Growth enabling environment in your marine aquarium:

• Temperature of water: 72 to 78 degrees Fahrenheit.
• Specific gravity of water: 1.023 to 1.025.
• pH of water: 8.10 to 8.40.
• Water flow in the aquarium:
• Open Brain Coral needs low water movement in the marine aquarium it inhabits.
• Strong water movement in the aquarium may hamper the complete expansion of Trachyphyllia geoffroyi.
• Keep the water clean in your marine aquarium.
• Illumination:
• Open Brain Coral requires moderate illumination in the marine aquarium hosting it.
• Actinic blue lighting or MH lighting is recommended for Trachyphyllia geoffroyi.
• Habit & habitat:
• Open Brain Coral grows slowly but continuously if it gets amenable growth environment and ample nutrition in your marine aquarium.
• Place Trachyphyllia geoffroyi on a fine substrate in your marine aquarium as the rocky bottoms may tear off the coral’s tissues.
• Place the Open Brain Coral away from the other aggressive corals in your marine aquarium, to prevent the coral’s stinging by the other aggressive corals.
• Feeding & Nutrition:
• Open Brain Coral derives its nutrition chiefly through photosynthesis which is performed by zooxanthellae, a photosynthetic alga living symbiotically within the coral.
• Open Brain Coral is Carnivorous in its feeding habit and filter feeds not more than twice per week, when open at night.
• Open Brain Coral feeds upon acellular marine invertebrates, meaty bits of fish, crustaceans, shellfish, raw fish, Silver Sides, phytoplankton and zooplankton.
• Add Iodine, Strontium and Magnesium as dietary supplements for Open Brain Coral.
• Keep phosphate and nitrates level at zero in the water.
• Breeding: Don’t try to propagate Open Brain Coral in your marine aquarium. Fragmenting the coral destroys it. Let it reproduce asexually on its own. Trachyphyllia geoffroyi propagates through fission naturally, in a marine aquarium.

Care:

• Open Brain Coral requires moderate care.
• Don’t keep Boring Green Algae and Trachyphyllia geoffroyi in the same marine aquarium.

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