European Perch

Perca fluviatilis

European Perch (Perca fluviatilis) — Varies care, Peaceful, under Other. Minimum tank in the app: 61 US gal min; aim for 50–72°F and pH 6.5–7.5. The European Perch is a captivating species for aquarists seeking a dynamic addition to their mid-water community.

European Perch (Perca fluviatilis) in a planted freshwater aquarium
Care levelVaries
TemperamentPeaceful
Min tank size61 US gal min
pH range6.5–7.5
Temperature50–72°F
Max size19.7 in (50.0 cm)
Captive lifespan6–12 years
SchoolingNo

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Europe

We don’t shade a region on this simplified map—your text may be Europe-only, worldwide, listed as “Various,” captive-only, or outside the five areas used in the stocking calculator. That tool still scores whether your fish come from similar parts of the world.

Regional colours match the stocking calculator’s origin map.

European Perch Tank Setup

A European Perch thrives in a spacious aquarium with good water flow and well-defined zones. Incorporating rocky outcrops and plants can create hiding spots and promote natural behaviors, while providing open swimming areas is essential due to their size. Substrate should be fine to mimic natural habitats, and lighting should be moderate to encourage foraging without stressing the fish.

What Do European Perchs Eat?

European Perch are opportunistic feeders that can quickly dominate feeding times, so providing a varied diet ensures all tank inhabitants receive adequate nutrition. They may require larger or tougher foods to maintain health and color vibrancy, reflecting their omnivorous nature.

European Perch Tank Mates

Compatible tank mates include larger, similarly sized species that can handle a semi-aggressive temperament, such as certain cichlids or robust barbs. Avoid smaller or more timid fish, as they may become targets. When keeping multiple Perch, ensure they have enough space to establish territories to minimize disputes, as they do not form schools.

Are European Perchs Good for Beginners?

Care demand varies with setup and individual fish; use the numbers above as your baseline. Aquarists often underestimate the space and filtration needs of European Perch, leading to poor water quality and stress. failing to provide adequate hiding spaces can escalate aggression and territorial disputes.

Building a community? Run the full list through the stocking calculator before you add anything else.

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