Figure Eight Pufferfish

Dichotomyctere ocellatus

Figure Eight Pufferfish has a semi-aggressive temperament.

Semi-AggressiveIntermediate – Advanced

Save this fish or add it directly to one of your aquariums.

Quick facts

Adult size
≤ 3.1" (≤ 8 cm)
Aquarium size
18 US gal (68 L) or larger / ≥ 29.5" (≥ 75 cm) minimum length
Care level
Intermediate – Advanced
Temperament
Semi-Aggressive
Temperature
72–79°F (22–26°C)
pH
6.5–7.5
GH
5–20 dGH
KH
4–8 dKH
Diet
Molluscivore
Lifespan
up to 8 years

Care requirements

Care level: Intermediate – Advanced.

Lifespan: up to 8 years.

Aquarium size and space needs

Minimum aquarium size: 18 US gal (68 L) or larger / ≥ 29.5" (≥ 75 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–26 °C, pH 6.5–7.5, GH 5–20 dGH, KH 4–8 dKH.

Temperament and compatibility

Figure Eight Pufferfish needs careful companion choice because it can be territorial or semi-aggressive.

Feeding

Use the diet value "Molluscivore" to choose foods that match the species rather than relying on a single generic staple.

Before adding this fish

  • Plan for an aquarium of 18 US gal (68 L) or larger / ≥ 29.5" (≥ 75 cm) minimum length.
  • Choose other fish carefully around this temperament.
  • Offer a varied diet that matches this species.

Natural habitat and origin

Origin: Malaysia, Cambodia, Indonesia.

Similar fish profiles

Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.

FAQ

How large does Figure Eight Pufferfish get?

Figure Eight Pufferfish reaches ≤ 3.1" (≤ 8 cm).

What aquarium size does Figure Eight Pufferfish need?

Use an aquarium of at least 18 US gal (68 L) or larger / ≥ 29.5" (≥ 75 cm) minimum length.

Is Figure Eight Pufferfish peaceful?

Figure Eight Pufferfish needs more careful companion choice because the temperament data points toward boundaries, space, or similar-sized fish.

What temperature is suitable for Figure Eight Pufferfish?

Keep it between 22 to 26 °C.

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