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The Lightning Maroon Clownfish (Premnas biaculeatus) is a highly sought-after and visually stunning designer marine species featuring an intense crimson-red body patterned with an intricate, web-like network of jagged white stripes that resemble lightning bolts. As the fish matures, the bright white lightning patterns often widen, soften, and develop a beautiful, contrasting silver or smoky hue. Known for its intense color and bold personality, it is a hardy and robust centerpiece fish that requires a dedicated management plan due to its exceptional adult size and famous territorial aggression.
Tank Requirements
Minimum Tank Size: 30 gallons for a single juvenile, but 40 to 55 gallons or larger is highly recommended for an adult or a paired couple to manage space restrictions and aggression.
Aquarium Decor: Plentiful live rock structures forming large caves and a clear territory zone; it will actively host bubble tip anemones, though an anemone is not strictly required for its care.
Temperature: 72°F – 78°F (22°C – 26°C).
Salinity (Specific Gravity): 1.020 – 1.025.
pH Range: 8.1 – 8.4.
Care and Feeding
Diet: Omnivorous; an exceptionally easy feeder that eagerly accepts high-quality marine pellets, flake foods, frozen mysis shrimp, enriched brine shrimp, and chopped seafood preparations.
Reef Safe Rating: Reef safe; it is completely safe around small polyp stony (SPS) corals, large polyp stony (LPS) corals, and soft corals, though its vigorous tail-digging habits can sometimes knock over unglued frags on the sandbed.
Temperament: Aggressive; it is the most territorial and aggressive of all clownfish species. It will aggressively defend its chosen territory against tank mates and will not hesitate to bite the hands of the aquarist during routine tank maintenance.
The Lightning Maroon Clownfish (Premnas biaculeatus) is a highly sought-after and visually stunning designer marine species featuring an intense crimson-red body patterned with an intricate, web-like network of jagged white stripes that resemble lightning bolts. As the fish matures, the bright white lightning patterns often widen, soften, and develop a beautiful, contrasting silver or smoky hue. Known for its intense color and bold personality, it is a hardy and robust centerpiece fish that requires a dedicated management plan due to its exceptional adult size and famous territorial aggression.
Tank Requirements
Minimum Tank Size: 30 gallons for a single juvenile, but 40 to 55 gallons or larger is highly recommended for an adult or a paired couple to manage space restrictions and aggression.
Aquarium Decor: Plentiful live rock structures forming large caves and a clear territory zone; it will actively host bubble tip anemones, though an anemone is not strictly required for its care.
Temperature: 72°F – 78°F (22°C – 26°C).
Salinity (Specific Gravity): 1.020 – 1.025.
pH Range: 8.1 – 8.4.
Care and Feeding
Diet: Omnivorous; an exceptionally easy feeder that eagerly accepts high-quality marine pellets, flake foods, frozen mysis shrimp, enriched brine shrimp, and chopped seafood preparations.
Reef Safe Rating: Reef safe; it is completely safe around small polyp stony (SPS) corals, large polyp stony (LPS) corals, and soft corals, though its vigorous tail-digging habits can sometimes knock over unglued frags on the sandbed.
Temperament: Aggressive; it is the most territorial and aggressive of all clownfish species. It will aggressively defend its chosen territory against tank mates and will not hesitate to bite the hands of the aquarist during routine tank maintenance.