Fish
Common Lionfish
Pterois volitans
Key facts
- Temperature23–26 °C
- pH8.1–8.4
- Minimum tank250 l
- Adult size35 cm
- Difficulty★★☆☆☆
- TemperamentPeaceful
- WaterMarine
- Reef safeNo
Full profile
- Family
- Scorpaenidae
- Origin
- Indo-Pacific (invasive in the Atlantic and Mediterranean)
- Size
- 35 cm
- Temperature
- 23 – 26°C
- pH
- 8.1 – 8.4
- Salinity
- 1.022 – 1.025
- Difficulty
- ★★☆☆☆
- Type of aquarium
- FOWLR
- Swimming level
- bottom – middle
- Behavior
- peaceful with fish of its own size; devours small fish
- Minimum number of individuals
- 1
- Minimum aquarium size
- 250 liters
- Diet
- carnivorous (fish, crustaceans; can adapt to frozen food)
- Reproduction
- oviparous
- Reef Safe
- ❌ No (eats fish and invertebrates)
Notes: ⚠️ The dorsal, pelvic, and anal spines are VENOMOUS: severe pain, nausea. Handle with long nets and gloves. It can be trained to eat frozen fish moved on a stick. Very calm and slow-moving: it stalks its prey and waits. A devastating invasive species if released into the wild.
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