Lobophyllia Coral Care Guide for Beginners
Learn how to care for lobophyllia corals with proper lighting, water parameters, flow, and placement. A practical guide to keeping lobos healthy and growing in reef aquariums.
Lobophyllia coral is a fleshy LPS coral with thick folds, rounded lobes, and a heavy skeleton underneath. It is often called a lobo coral or open brain coral, though different “brain coral” names get used loosely in the hobby.
Lobophyllia corals are usually kept for their large polyp structure, steady movement, and deep color patterns. Their appearance can change a lot based on lighting, flow, nutrients, feeding, and how settled the coral feels in the tank.
A healthy lobophyllia coral usually expands over its skeleton and looks full without the tissue pulling tight. When stressed, the coral may retract, expose sharp skeleton edges, lose color, or show recession along the rim.
Note: Lobophyllia coral needs space. It can sting nearby corals, and its fleshy tissue can also be damaged by stronger stingers placed too close. It should not be crowded into a tight rock gap or placed where other corals can touch it at night.
Lighting Requirements
Lobophyllia corals usually prefer low to moderate lighting. They can handle moderate reef lighting once adjusted, but strong direct light can cause retraction or pale tissue if the coral is moved too quickly.
A good starting point is the lower half of the tank or a slightly shaded area on the sandbed or lower rockwork. Once the lobophyllia coral remains inflated and keeps stable color, it can be adjusted slowly if needed.
When lighting is too strong, lobophyllia coral may stay tight against the skeleton or show washed-out color. When lighting is too weak, it may survive but expand less and grow slowly. Slow adjustment is safer than sudden changes.
Flow
Lobophyllia corals generally prefer low to moderate flow. The flow should move around the coral gently enough to keep debris from settling, but not so hard that the tissue is pushed against the skeleton.
When flow becomes too strong, the coral may retract or develop irritated edges. The fleshy tissue can rub on the sharp skeleton underneath, and that damage can turn into recession if conditions stay poor.
Indirect flow is usually the best setup. The tissue should move slightly, but the coral should not look folded, blasted, or pulled in one direction for long periods.
Placement
Lobophyllia coral can be placed on the sandbed or on stable lower rockwork. The main goal is to protect the fleshy tissue from sharp edges and give the coral enough room to expand.
If placed on rock, the surface should be flat and secure. A lobophyllia coral should not sit where it can fall, lean into rough rock, or rub against nearby coral skeletons.
Once the coral settles and stays open, it is usually better to leave it alone. Lobophyllia corals tend to dislike frequent moves, especially when each move changes both light and flow.
Aggression
Lobophyllia coral can be moderately aggressive. It may extend feeding tentacles or release mesenterial filaments, especially when it senses nearby corals or food in the water.
Nearby LPS corals with stronger stings can also damage lobophyllia tissue. Torches, hammers, galaxea, chalices, favias, and other aggressive corals should be placed with space between them.
Give lobophyllia coral enough room for its full inflated size, not just the size it shows when retracted. In most cases, several inches of clearance is safer than letting it sit in a crowded LPS garden.
Feeding
Lobophyllia corals usually respond well to feeding. They can capture small meaty foods when their tentacles are out, often after the lights dim or when food is already in the water.
Mysis, finely chopped seafood, brine shrimp, and soft coral pellets can work well. The food should be small enough for the coral to pull in without struggling. Large pieces may be rejected later and can foul the area around the coral.
Feeding once or twice a week is usually enough in a stable reef tank. Once the lobophyllia coral shows a regular feeding response and stays inflated after meals, light feeding can support tissue fullness and recovery.
Water Parameters
Recommended Water Parameters for Lobophyllia Coral
| Parameter | Recommended Range |
|---|---|
|
76–80°F |
|
1.025–1.026 SG |
|
8.0–8.4 |
|
8–9 dKH |
|
400–450 ppm |
|
1250–1400 ppm |
|
0.03–0.10 ppm |
|
5–15 ppm |
Lobophyllia corals prefer stable reef parameters. They can tolerate normal mixed-reef conditions, but sudden swings in alkalinity, salinity, temperature, or nutrients often cause retraction and tissue stress.
Moderate nutrients are usually fine. Very low nutrients can make lobophyllia coral look pale and weak, while high nutrients can encourage algae and bacterial issues near exposed skeleton or damaged tissue.
Lobophyllia Coral Growth and Spreading
Lobophyllia coral grows slowly in most reef tanks. Growth often shows as thicker tissue, better expansion, stronger feeding response, and gradual skeletal development.
Some lobophyllia corals develop more lobes over time, but they are not fast spreaders. They usually need patience, stable water, moderate nutrients, and low-stress placement before growth becomes noticeable.
Fragging lobophyllia coral is possible, but it should be done carefully. The coral has thick fleshy tissue, and cutting through it can lead to recession or infection if the frag is stressed afterward.
Once fragged, lobophyllia coral should be kept in gentle flow and lower to moderate light while it heals. Clean cuts, stable parameters, and space away from aggressive corals help the tissue settle back over the skeleton.
Frequently Asked Question
Yes, lobophyllia coral can usually sit on the sandbed. This often protects the fleshy tissue from sharp rock and gives the coral space to expand. Make sure sand is not constantly blowing onto the tissue.
Lobophyllia coral can be moderately aggressive. It may sting nearby corals or release mesenterial filaments when crowded. It should be given several inches of space, especially near other LPS corals.
Lobophyllia coral may shrink because of strong flow, strong light, unstable parameters, or irritation from nearby corals. Check whether the tissue is being pushed against the skeleton or touched at night. Once the stress is corrected, it may take several days to expand again.
Lobophyllia coral does not need heavy feeding, but it usually benefits from occasional small meaty foods. Feeding once or twice a week can support tissue fullness and recovery. Small foods are better than large chunks.
Lobophyllia coral usually does best in low to moderate light. Too much direct light can cause retraction or fading. Any increase in light should be gradual.
It is better not to let lobophyllia coral touch other corals. Its tissue can sting or be stung, depending on the neighbor. Space helps prevent nighttime damage and tissue recession.
Yes, lobophyllia coral can be fragged, but it is not one of the easiest LPS corals to cut. The fleshy tissue is easy to damage, and healing can be slow. Fragging is safest when the coral is healthy, inflated, and stable before cutting.
