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Acropora Red Bugs (Tegastes acroporanus)
Acropora red bugs are tiny parasitic copepods that irritate Acropora, causing reduced polyp extension, dull color, and slowed growth. They spread easily via new...
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Gorilla Crabs
Gorilla/xanthid crabs are common hitchhikers that can become predators in reef tanks, often causing mystery snail and hermit losses. Because many are nocturnal and...
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Ball Anemone
Ball anemones are hardy corallimorph hitchhikers that hide in shaded crevices and feed like tiny ambush predators. They can sting nearby corals and irritate...
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Maxi-Mini Carpet Anemone
Maxi-mini carpet anemones are hardy, colorful anemones that like a sandy nook, moderate-to-high light, gentle flow, and regular meaty feedings. They are extremely sticky...
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Spirobid Worms (Spirorbidae spp.)
Spirorbid worms are tiny white spiral tube worms that commonly appear in reef tanks and are usually harmless hitchhikers. The main trust challenge is...
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Bristleworms (Eurythoe spp.)
Bristleworms are common reef hitchhikers that usually act as useful scavengers, but their appearance makes people fear them long before they understand their role....
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Predatory Oenone Worm (Oenone fulgida)
Oenone worms are hidden predators often blamed for unexplained snail losses and empty shells in reef tanks. They are hard to catch because they...
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Acan Coral (Micromussa lordhowensis)
Acan corals are fleshy LPS corals that usually do well in stable tanks with lower to moderate light, gentle flow, and some space from...
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Bubble Coral (Plerogyra sinuosa)
Bubble coral is an LPS coral that does best in lower to moderate light, gentle indirect flow, and a spot where it can expand...
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Montipora Cap (Montipora capricornis)
Montipora capricornis is a plating SPS coral that can grow quickly into shelves and scrolls when the tank is stable. It is usually manageable...
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Green star polyp
GSP Green star polyp care.