Chinafish
Channa asiatica
Also known as: Chinese snakehead, Chinese Snakehead, Small snakehead
A pelvic-fin-free predator with bold bars, white spots, and genuine parental instincts.

About
The Chinese snakehead (Channa asiatica) is a compact but formidable predator native to humid, forested waterways across central China, Taiwan, Hainan Island, and into the Red River basin of northern Vietnam, with reports from Japan and Sri Lanka as well. Like all members of the snakehead family, it breathes atmospheric air using paired suprabranchial chambers, and in the aquarium you will regularly watch it rise to gulp air at the surface. So a tight-fitting lid is non-negotiable. Visually, it stands apart from close relatives by its brownish body crossed with vertical dark bars and scattered white spots across both the body and fins, a pattern that makes it one of the more visually interesting channids available. It also lacks pelvic fins entirely, a trait shared by only a handful of species in the genus. Behaviorally, juveniles can coexist in groups, but once a dominant pair establishes itself the others become targets, so most keepers end up housing a bonded pair on their own. That pair can be genuinely rewarding to breed. They embrace like gouramis, scatter eggs at the surface, and both parents guard the eggs and fry with real dedication. Diet is carnivorous, centered on meaty foods, and this species suits an intermediate keeper who respects its predatory nature and space requirements.
Similar species
Other fish you might consider
Good tank mates
Species that tend to coexist peacefully with Chinafish
From the same region
Share the same natural habitat. Great for a biotope-themed tank
Frequently asked questions
- How big does the Chinafish get?
- The Chinafish reaches about 3–14" as an adult.
- What size tank does the Chinafish need?
- A minimum of 32 gallons is recommended for the Chinafish.
- What water parameters does the Chinafish need?
- The Chinafish does best with a temperature of 59–82°F, a pH of 6–8, hardness around 5–25 dGH.
- Is the Chinafish aggressive?
- The Chinafish is aggressive and is best kept alone or with robust tankmates that can hold their own.
- What does the Chinafish eat?
- The Chinafish is a carnivore. It needs a meaty, protein-rich diet of frozen or live foods.
- How long does the Chinafish live?
- With good care, the Chinafish typically lives 5-8 years.