The Brain, Green Maze has a brown, green, yellow color. Large polyp stony coral (LPS). It likes to eat filter feeding invert food, brine shrimp, micro-plankton a few times per week, when open. The Platygyra species is generally semi-aggressive toward other tankmates. Many consider the Platygyra species a low-maintenance specimen. Has moderate lighting needs. The Brain Worm Platygyra Coral, Bowl Coral, Closed Brain Coral, Pineapple Coral requires moderate water flow. Symbiotic algae zooxanthellae are hosted within this organism. Will extend tentacles at night, so provide space. Hardy. Keep water quality high (SG 1.023 - 1.025, pH 8.1 - 8.4, Temp. 72 - 78° F). The Brain, Green Maze is commonly collected from Tonga.