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Snowflake Moray
Echidna nebulosa
Animalia›Chordata›Actinopterygii›Muraenidae
📍 Indo-Pacific & Red Sea, shallow reef zones
Spectacular black-and-white patterned eel. One of the most reef-compatible morays as it eats crustaceans rather than fish. Needs a very secure lid.
Care Guide
Diet
Snowflake morays are carnivorous crustacean specialists, feeding primarily on shrimp, crabs, and other small invertebrates. Offer frozen or live krill, mysis shrimp, and chopped squid 2-3 times weekly. They may also accept small fish pieces, but their preference for crustaceans makes them excellent reef-safe options compared to other moray species.
Behavior
This species is primarily nocturnal and spends much of the day hiding in crevices and caves within rockwork. They are semi-aggressive and territorial but generally peaceful toward fish too large to eat. Snowflake morays are curious hunters that emerge at dusk to forage, displaying characteristic eel-like movements through the reef structure.
Breeding
Breeding snowflake morays in captivity is extremely rare and has not been reliably documented in home aquariums. They require very specific deep-water conditions and larval development stages that are nearly impossible to replicate. Captive specimens are wild-caught or tank-bred from wild stock, making natural reproduction in the hobby virtually nonexistent.
Tank Mates
Similar reef habitat preference; clownfish are too quick and protected by anemones to be predated upon
May pick parasites from moray skin; generally tolerated despite predatory nature of host
Reef-safe scavenger; small enough to avoid predation if adequate hiding exists
Larger shrimp with defensive posture; may be targeted but can defend itself
Occupies different niche; algae-grazer that avoids moray territory and is too quick to catch
Burrow-dwelling species with different habitat use; generally ignored by moray
Common Diseases
Parasitic Infections (Marine Ich)
White spots on body and fins, excessive mucus production, lethargy, rubbing against rocks
Increase water quality and aeration; use copper-free treatments or hyposalinity (1.009-1.010 SG) for 2-3 weeks; quarantine if possible
Bacterial Infections
Open sores, fin rot, cloudy eyes, loss of appetite, discolored patches on skin
Maintain pristine water conditions; perform 25% water changes; use broad-spectrum antibiotics if severe; ensure adequate hiding to reduce stress
Nutritional Deficiencies
Faded coloration, weight loss despite feeding, lethargy, weakened immune response
Provide varied diet of quality frozen crustaceans; supplement with vitamin-enriched foods; ensure feeding 2-3 times weekly
Gill Flukes
Rapid gill movement, gasping at surface, mucus production, scratching behavior
Freshwater dips (5-10 minutes) as temporary relief; use copper-free parasite treatments; improve water circulation and oxygenation
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Quick Facts
- pH
- 8.1–8.4
- diet
- crustaceans
- maxSize
- 24 inches
- salinity
- 1.023–1.025 SG
- minTankSize
- 75 gallons
- temperature
- 75–81°F (24–27°C)
Temperature
75–81°F
24–27°C