Argentine Humphead

Gymnogeophagus balzanii

Argentine Humphead has a semi-aggressive temperament.

Semi-AggressiveIntermediate

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

Quick facts

Adult size
≤ 4.7" (≤ 12 cm)
Aquarium size
79 US gal (300 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length
Care level
Intermediate
Temperament
Semi-Aggressive
Temperature
61–79°F (16–26°C)
pH
6.5–7.5
GH
5–15 dGH
Diet
Omnivore
Lifespan
up to 8 years

Care requirements

Care level: Intermediate.

Lifespan: up to 8 years.

Aquarium size and space needs

Minimum aquarium size: 79 US gal (300 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 16–26 °C, pH 6.5–7.5, GH 5–15 dGH.

Temperament and compatibility

Argentine Humphead needs careful companion choice because it can be territorial or semi-aggressive.

Feeding

As an omnivore, Argentine Humphead should receive a varied diet rather than one repeated food type.

Before adding this fish

  • Plan for an aquarium of 79 US gal (300 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length.
  • Choose other fish carefully around this temperament.
  • Offer a varied diet that matches this species.

Natural habitat and origin

Origin: Argentina, Brazil, Paraguay, Uruguay.

Similar fish profiles

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

FAQ

How large does Argentine Humphead get?

Argentine Humphead reaches ≤ 4.7" (≤ 12 cm).

What aquarium size does Argentine Humphead need?

Use an aquarium of at least 79 US gal (300 L) or larger / ≥ 47.2" (≥ 120 cm) minimum length.

Is Argentine Humphead peaceful?

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

What temperature is suitable for Argentine Humphead?

Keep it between 16 to 26 °C.

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