Acanthicus adonis (L155)

Acanthicus adonis

Acanthicus adonis (L155) (Acanthicus adonis) — Advanced care, Aggressive, under Catfish & Cory. Minimum tank in the app: 264 US gal min; aim for 75–82°F and pH 6–7.5. Details below match the app.

Acanthicus adonis (L155) (Acanthicus adonis) in a planted freshwater aquarium
Care levelAdvanced
TemperamentAggressive
Min tank size264 US gal min
pH range6–7.5
Temperature75–82°F
Max size31.5 in (80.0 cm)
Captive lifespan15–25 years
SchoolingNo

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.

Acanthicus adonis (L155) Tank Setup

Plan for at least 264 US gal min of water—that is the minimum in our database for a workable setup, not a challenge to crowd fish. Aim to hold 75–82°F and pH 6–7.5 without daily drama. These fish use the Bottom zone most, so put wood, plants, or open water there accordingly.

What Do Acanthicus adonis Eat?

We record diet as Omnivore (detritivore). Offer a few food types that match—dry, frozen, or gel—and swap now and then. One flake every day for a year is how dull color and gut trouble creep in.

Acanthicus adonis (L155) Tank Mates

Temperament in the data: Aggressive. Flagged as a fin nipper, so long flowing fins and slow targets are a poor match. Adonis Pleco; grows enormous. Extremely large; requires public-aquarium scale setup. Spiny and can be aggressive. Plug your full stock list into the stocking calculator—single-species compatibility scores are hints, not a whole-tank verdict.

Are Acanthicus adonis Good for Beginners?

Not where we would send a brand-new keeper. Get a few wins under your belt with hardier fish first.

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

Log tests and reminders in App-aquatic—free, same data you see here.