Blue Acara
Andinoacara pulcher
Blue Acara (Andinoacara pulcher) — Varies care, Peaceful, under Other. Minimum tank in the app: 42 US gal min; aim for 72–82°F and pH 6.5–7.5. The Blue Acara is a captivating choice for those looking to explore semi-aggressive cichlid dynamics while enjoying a vibrant display.

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.
Natural distribution
South America
- South America
Regional colours match the stocking calculator’s origin map.
Blue Acara Tank Setup
To accommodate Blue Acaras, aim for a 160L tank with varied substrate textures and hiding spots such as caves and dense vegetation. Maintain moderate water flow and balanced lighting to create a natural feel, promoting territorial behaviours while allowing for exploration. Avoid overcrowding the mid-zone to reduce aggression.
What Do Blue Acaras Eat?
As omnivores, Blue Acaras are moderate feeders that thrive on a varied diet. They can exhibit competitive feeding behaviours, particularly with faster or more assertive tank mates.
Blue Acara Tank Mates
Ideal companions include similarly sized, semi-aggressive species that occupy different vertical zones to minimize conflict. Avoid smaller, timid fish that may be targeted during territorial displays. Intraspecies interactions can be complex; consider keeping them in pairs or alone to manage aggression effectively.
Are Blue Acaras Good for Beginners?
Care demand varies with setup and individual fish; use the numbers above as your baseline. Aquarists often misjudge the territorial nature of Blue Acaras, leading to aggression issues when introducing them to smaller or less assertive species. Inadequate tank size or insufficient hiding spots can exacerbate stress and territorial disputes, leading to health issues and decreased vitality.
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