Blue Neon Cichlid (Cichlidae sp.) in a freshwater aquarium
Advanced careAggressiveMid/Bottom dwellerAfrica / South America

Blue Neon Cichlid

Cichlidae sp.

The Blue Neon Cichlid (Cichlidae sp.) is an aggressive fish that's best left to experienced keepers. Give it a tank of at least 180 litres (48 US gallons), water held at 75-81°F, and a pH of 6.5-8.5.

Care levelAdvanced
TemperamentAggressive
Min tank size48 US gal
pH range6.5-8.5
Temperature75-81°F
Max size4.3 in (11.0 cm)
Captive lifespan8-14 years
SchoolingNo
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Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Africa / South America (varies)

  • Africa
  • South America

Regional colours match the stocking calculator's origin map.

Blue Neon Cichlid Tank Setup

Give them at least 180 litres (48 US gallons). Cichlids are territorial and produce plenty of waste, so strong filtration and some rocks or wood to break up sight lines both help. Aim for 75-81°F and a pH around 6.5-8.5.

What Do Blue Neon Cichlids Eat?

They're not fussy eaters - feed a varied diet, rotating good-quality dry, frozen, and gel foods rather than the same thing every day, and match the food size to their mouths.

Blue Neon Cichlid Tank Mates

May nip fins; avoid with long-finned or slow tankmates. Predatory; may eat small fish or inverts. The Blue Neon Cichlid is aggressive, which is the first thing to weigh up when you choose tank mates. It's a known fin-nipper, so avoid bettas, guppies, and other slow, long-finned fish. It's predatory, so anything small enough to fit in its mouth will be treated as food rather than a companion. Before you buy, run your full stocking list through our stocking calculator. It weighs temperament, adult size, and water needs together, which a single species page can't do on its own.

Are Blue Neon Cichlids Good for Beginners?

Not a sensible first purchase. Get the tank cycled, keep easier fish stable for a year, then revisit if you still want the extra work this species demands.

Blue Neon Cichlid - frequently asked questions

What size tank do Blue Neon Cichlids need?

Blue Neon Cichlids need a tank of at least 180 litres (48 US gallons). A bigger tank is always easier to keep stable, and gives them more room to settle in and behave naturally.

What water parameters do Blue Neon Cichlids need?

Keep them at 75-81°F with a pH of 6.5-8.5, steady rather than chased to an exact figure. In a cycled tank, ammonia and nitrite should both read 0 ppm, with nitrate kept low through regular water changes.

What do Blue Neon Cichlids eat?

Blue Neon Cichlids are omnivores and aren't fussy eaters. Feed a varied mix of good-quality dry, frozen, and gel foods, and match the food size to their mouths. Feed small amounts once or twice a day, and remove anything they don't eat.

Are Blue Neon Cichlids good for beginners?

Blue Neon Cichlids are not a beginner species. They need precise conditions and consistent maintenance, so build experience with hardier fish before keeping them.

Common mistakes with Blue Neon Cichlids

  • Underestimating tank size - the minimum footprint is 180 litres (48 US gallons); impulse buying into a smaller tank leads to stress and shortened lifespan.
  • Mixing with long-finned fish - Blue Neon Cichlids will nip at bettas, angelfish, and other fish with flowing fins, causing stress and infection risk.

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

Fish to avoid mixing with Blue Neon Cichlids

These well-known species are commonly sold alongside this fish but are not recommended tank mates - verify before purchasing.

  • Pea PufferPredator - Pea Puffer will eat or injure smaller tank mates
  • Betta (Male)Predator - Betta (Male) will eat or injure smaller tank mates
  • Cardinal TetraIncompatible temperament or care requirements