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Two-Lined Lionfish (Dendrochirus biocellaris)

Find Two-Lined Lionfish across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified fish listings before you buy.

Two-Lined Lionfish
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Where to buy Two-Lined Lionfish

ReefDock searches the following reef retailers for this fish. Click through to see the live price.

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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    Search Amazon
  • Petco

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    Search Petco

About Two-Lined Lionfish

The Two-Lined Lionfish is a small, ornate scorpionfish with a compressed body and elaborate fan-like pectoral fins featuring bold striping and venomous spines. The fish displays a cream to tan body color with two prominent dark lines running along the sides, and the pectoral and dorsal fins are banded with dark brown or black markings. The head and body are stocky with a slightly upturned mouth.

Key facts

Diet Details
Feed small live fish (like silversides or feeder fish), frozen shrimp, and other meaty prey. In captivity, they typically accept quarantine-trained prepared frozen foods. Feed 1–2 times daily.
Reef safety
Not Reef Safe
Difficulty Level
Advanced - Requires experienced care due to sensitive nature specific habitat needs or complex dietary requirements. Best for expert aquarists.
Temperament
Semi Aggressive
Care Requirements
• Minimum 55 gallon tank • Maintain temperature 72–78°F and salinity 1.023–1.025 • Feed meaty foods: small fish, crustaceans, and frozen preparations 1–2 times daily • Provide adequate hiding places and calm water flow; lionfish are ambush predators and prefer low-stress environments • Handle with care—dorsal and pectoral spines are venomous; use nets cautiously and be aware of sting risk
Diet
carnivore
Care Level
Moderate
Origin
Indo-Pacific region, including the Red Sea, East Africa, and extending through Southeast Asia to the Great Barrier Reef and Hawaii.
Common Health Issues
Parasitic infections, bacterial infections from spine injuries, starvation (if refuses to eat), injury from tank mates
Family
Scorpaenidae
Water Parameters
Temperature: 72-78°F pH: 8-8.3 Salinity: 1.023-1.025
Min tank size
55 gallons

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.

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