Argentine humphead (Gymnogeophagus balzanii)

Scientific name: Gymnogeophagus balzanii Perugia, 1891

Argentine humphead (Gymnogeophagus balzanii)

The Argentine humphead (Gymnogeophagus balzanii) is a freshwater fish of the family Cichlidae that grows to about 20 cm (7.9 in). It is semi-aggressive and needs a tank of at least 210 L (55 US gal), water at 22–26°C (72–79°F) and a pH of 6.0–8.0. Native range: South America, Paran? River basin, in the Paraguay drainage in Brazil and Paraguay, the Paran? drainage in Argentina, the lower Uruguay drainage in Uruguay and Brazil.

Argentine humphead care at a glance

Temperament
Semi-aggressive
Adult size
20 cm (7.9 in)
Minimum tank
210 L (55 US gal)
Temperature
22–26°C (72–79°F)
pH
6.0–8.0
Hardness
5–19 dGH (89–339 ppm)
Diet
Omnivore. Accepts flakes, frozen foods and live foods.

Species facts

Scientific name
Gymnogeophagus balzanii
Family
Cichlidae (Cichlids)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
12.0
Environment
Freshwater;; pH range: 6.0 - 8.0; dH range: 5 - 19 benthopelagic
Climate
Subtropical
Distribution
South America: Paran? River basin, in the Paraguay drainage in Brazil and Paraguay, the Paran? drainage in Argentina; the lower Uruguay drainage in Uruguay and Brazil.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Aquarium: commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Fec=500)

More south & central american cichlids

See all south & central american cichlids

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.

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