Temensis Peacock Bass Care & Buying Guide (U.S. Aquarium Trade)

Introduction: If you’re a serious monster fish keeper, the Temensis Peacock Bass (Cichla temensis) should be on your radar. Known as the largest and most aggressive of all Peacock Bass species, this South American predator can reach over 30 inches and demands an equally massive setup. For aquarists seeking raw power, intense feeding responses, and striking patterns, the Temensis is the ultimate showpiece.

In this guide, we’ll cover:

• Temensis Peacock Bass overview

• Tank requirements and behavior

• Feeding and growth tips

• Legality in the U.S.

• Where to buy Temensis Peacock Bass online

Temensis Peacock Bass Overview:

• Scientific Name: Cichla temensis

• Origin: Amazon River Basin

• Size: Up to 30–34 inches in captivity

• Temperament: Extremely aggressive and territorial

• Lifespan: 10+ years with proper care

Temensis differ from other Peacock Bass (like Mono or Ocellaris) in both size and temperament. They also go through dramatic color and pattern changes as they mature.

Tank Setup for Temensis:

Feature	Recommendation
Tank Size	Minimum 300 gallons for juveniles; 500+ gallons for adults
Filtration	Dual canisters or sump system; high turnover
Substrate	Bare bottom or fine sand
Decor	Open swimming space; large driftwood (optional)
Tankmates	Other large, aggressive fish only (Arowana, catfish)
Lid	Heavy-duty tight-fitting lid (jumpers!)

Temensis are fast growers and messy eaters. Frequent water changes are essential.

Feeding Temensis Peacock Bass: Temensis are voracious carnivores. Offer a protein-rich diet to support fast growth:

• Live or frozen tilapia, shrimp, smelt

• Pellets for carnivores (if trained)

• Cut fish or earthworms

• Avoid feeder goldfish due to disease risk

Feed 1–2 times daily and monitor water quality closely.

Behavior & Growth:

• Fastest-growing Peacock Bass species

• Territorial with tankmates and tank decor

• Highly reactive to movement and feeding

• Can change color drastically with mood, age, and environment

Temensis Peacock Bass Legality: Temensis Peacock Bass are legal to own in most U.S. states, unlike some restricted species like snakeheads. Always check your state’s exotic fish laws to be safe.

At RobsAquatics.com, we only ship where legal and provide expert support for monster fish keepers.

Where to Buy Temensis Peacock Bass Online: RobsAquatics.com regularly stocks hand-selected, quarantined Temensis Peacock Bass for sale. Each fish is acclimated and ready for advanced-level setups.

Why shop with us?

• Live Arrival Guarantee

• Fast, overnight shipping with heat/cold control

• Sourced from reputable importers and breeders

• Direct customer support for tank advice

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Temensis FAQs:

Q: How fast do Temensis grow?
A: They can reach 12–18 inches in the first year with proper diet and tank space.

Q: Can I keep Temensis with other fish?
A: Only if tankmates are equally large and aggressive (e.g., Redtail Catfish, Arowana).

Q: What do Temensis eat?
A: Mainly frozen fish, shrimp, and meaty pellets. They are highly predatory.

Q: Is Temensis the biggest Peacock Bass?
A: Yes, Temensis is the largest and most aggressive species in the Cichla genus.

Conclusion: If you want the king of Peacock Bass, the Temensis is your fish. Massive, powerful, and visually striking, it’s a centerpiece for serious hobbyists with space and experience.

Ready to add one to your monster tank?
Check current availability at RobsAquatics.com and bring home one of the most exciting predator fish in the aquarium trade.