Bullseye snakehead
Channa marulius
- Tank length
- 356 cmabout 12 ft (140 in)
- Start with
- 1
- Temperature
- 22–28 °C72–82 °F
- pH
- 6–7.5
- Adult size
- 70 cm28 in
- Lifespan
- 10–20 yrs
A true monster predator that can exceed a metre; only for public-aquarium-sized systems, and banned in some regions.A true monster predator that can exceed a metre; only for public-aquarium-sized systems, and banned in some regions.
Tank sizes
Good tankmates
Avoid with
- Acei cichlid
No shared pH rangeNo shared pH range
- African butterfly cichlid
Bullseye snakehead may eat African butterfly cichlidBullseye snakehead may eat African butterfly cichlid
- African clawed frog
Bullseye snakehead may eat African clawed frogBullseye snakehead may eat African clawed frog
- Agassiz's cory
Bullseye snakehead may eat Agassiz's coryBullseye snakehead may eat Agassiz's cory
- Ajamaru rainbowfish
Bullseye snakehead may eat Ajamaru rainbowfishBullseye snakehead may eat Ajamaru rainbowfish
Amano shrimpBullseye snakehead may eat Amano shrimpBullseye snakehead may eat Amano shrimp
- American flagfish
Bullseye snakehead may eat American flagfishBullseye snakehead may eat American flagfish
- Angfa rainbowfish
Bullseye snakehead may eat Angfa rainbowfishBullseye snakehead may eat Angfa rainbowfish
- Arfak rainbowfish
Bullseye snakehead may eat Arfak rainbowfishBullseye snakehead may eat Arfak rainbowfish
Assassin snailBullseye snakehead may eat Assassin snailBullseye snakehead may eat Assassin snail
- Banded gourami
Bullseye snakehead may eat Banded gouramiBullseye snakehead may eat Banded gourami
- Bandit cory
Bullseye snakehead may eat Bandit coryBullseye snakehead may eat Bandit cory
Data used by the planner
| Temperature | 22–28 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · medium confidence |
|---|---|---|
| pH | 6–7.5 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence |
| Hardness (dGH) | 1–15 | AqAdvisor (aqadvisor.com), retrieved 2026-10-04 · medium confidence |
| Origin | South Asia: Pakistan and India to Myanmar and southern China | curated-v0 (needs expert review) · low confidence |
| Beginner friendly | No | curated-v0 (needs expert review) · medium confidence |
| Care level | advanced | curated-v0 (needs expert review) · medium confidence |
| Activity | moderate | curated-v0 (needs expert review) · medium confidence |
| Swimming level | middle | curated-v0 (needs expert review) · medium confidence |
| Temperament | predatory | curated-v0 (needs expert review) · medium confidence |
| Nips fins | No | curated-v0 (needs expert review) · medium confidence |
| Long fins | No | curated-v0 (needs expert review) · medium confidence |
| Territorial | Yes | curated-v0 (needs expert review) · medium confidence |
| Lives in groups | No | curated-v0 (needs expert review) · medium confidence |
| Minimum group | 1 | curated-v0 (needs expert review) · medium confidence |
| Diet | carnivore | curated-v0 (needs expert review) · medium confidence |
| Lifespan (years) | 10–20 | curated-v0 (needs expert review) · low confidence |
| Months to adult size | 36 | curated-v0 (needs expert review) · low confidence |
| Safe with plants | No | curated-v0 (needs expert review) · medium confidence |
| Minimum tank length | 355.6 | curated-v0 (needs expert review); minimum plausibility floor 2 × adultLength.max from AqAdvisor (aqadvisor.com), retrieved 2026-10-04; agrees with FishBase (fishbase.se), retrieved 2026-10-04 · low confidence |