Yellow-Edged Moray
Gymnothorax flavimarginatus
| Stock | Variations | Price | Quantity | |
|---|---|---|---|---|
| Out of Stock | 10 - 18" - Indo-Pacific | Original price was: $343.99.$180.99Current price is: $180.99. | Email me |
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Saturday 12 PM – 4 PM
Sunday 12 PM – 9 PM
Healthy, stable animals from vetted suppliers — inspected before packing, shipped overnight. Decades of experience built this model so we can deliver premium livestock at 30%+ less than you'd pay elsewhere.
| Care Level | Easy |
|---|---|
| Temperament | Semi-Aggressive |
| Reef Safe | No |
| Functional Benefit | Ornamental Only |
| Diet Type | Carnivore |
| Mininum Tank Size | 300 gallons+ |
| Max Size | 24 inches |
| Temperature | 72–78°F |
| pH Range | 8.1–8.4 |
| Specific Gravity | 1.022–1.025 |
The Yellow-Edged Moray (Gymnothorax flavimarginatus) is a large moray eel commonly kept as a specimen predator for big marine aquariums. Younger individuals tend to show a darker brown-to-purple body with a distinct yellow fin edge, and they develop a more mottled yellow-gold look as they mature.
What You’ll Observe:
- Spending much of the day positioned in a favorite cave with its head visible
- Becoming more active as the tank dims, moving through tunnels and crevices to patrol rockwork
- Responding to a feeding routine by extending from its den and tracking food by scent
- Returning to the same shelter after exploring, especially once it’s settled in
Provide a mature aquarium with strong filtration and plenty of caves (rockwork and/or appropriately sized PVC “dens”) so it always has a secure retreat. Offer meaty marine foods on a feeding stick several times per week to build a consistent, calm feeding response. With space, structure, and a steady routine, this eel becomes a predictable centerpiece fish in a large system.
Is the open-mouth “gaping” normal?
Yes’morays commonly sit with their mouth open as they ventilate their gills, especially when they’re posted in a den.
What’s the easiest way to make it feel “settled” in a new tank?
Most keepers see better daytime confidence once the eel has a dedicated cave/tunnel it can claim and revisit regularly.
How do I keep feeding organized in a tank with other bold eaters?
Using a feeding stick/tongs helps you place food right at the eel’s den entrance so it doesn’t have to compete in the open water.
Will it move rocks or disturb loose frags while it cruises the aquascape?
It can push through tight spaces, so a stable, locked-in rock structure and secured frags/plugs make day-to-day behavior easier to manage.
What kind of cover works best for a moray that explores at night?
A tight, weighted lid with sealed gaps around plumbing/overflows helps keep nighttime roaming contained, while still allowing normal gas exchange.
Each fish is checked for strong appetite and activity before we approve it for your tank.
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