Neon Blue Cichlid

Paracyprichromis nigripinnis

Cichlids - African
Reviewed by Guidarium Editorial DeskUpdated May 6, 2026

A remarkably peaceful, schooling African cichlid native to the deep, rocky habitats of Lake Tanganyika. They are famous for their unique behavior of swimming closely aligned to vertical rock faces or even hanging upside down in cave overhangs. They are maternal mouthbrooders that absolutely require groups, hard/alkaline water, and plenty of vertical rockwork.

Neon Blue Cichlid At a Glance

Adult Size11 cm
Body ShapeFusiform
Growth RateModerate
TemperamentMostly Peaceful
Water TypeFreshwater Only
Flow PreferenceModerate
Waste OutputLow
StockingSchool of 6+

Neon Blue Cichlid Tank Requirements

Minimum Volume150 L
Minimum Length90 cm
FlowModerate
Water TypeFreshwater Only
Must-Haves in the Tank
Sand (Sifters)Smooth Gravel (Sensitive Barbels)
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Will Neon Blue Cichlid fit in your tank?

Care guides tell you what Neon Blue Cichlid needs, the next question is whether your tank can safely provide it. Test Neon Blue Cichlid against your tank size, maintenance needs, and the fish you already keep before you buy.

Neon Blue Cichlid
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Neon Blue Cichlid Water Parameters

Temperature2427°C
pH89
Hardness1020 dGH

Neon Blue Cichlid Temperament & Compatibility

Aggression LevelMostly Peaceful
3/10
Where They Swim
Surface
Mid-level
Bottom
Stocking Guidelines
Keep at Least6 fish
Max per TankNo limit
Can Live Alone?No — needs a group
Behavior Traits
Hyperactive / Fast Swimmer

Neon Blue Cichlid Varieties

Each variety inherits the species defaults above. Only differences are highlighted.

Male

Males sport striking neon blue horizontal stripes on a darker brown or purplish body. They establish temporary, three-dimensional territories against vertical rock structures to display and court females. Though they spar with other males, they rarely cause physical harm.

Differs in 2 traits from base species

Also known as: Male Blue Neon

TemperamentMostly Peaceful
Behavior Traits
Hyperactive / Fast SwimmerTerritorial (Defends specific area)Aggressive to same species/look-alikes

Female / Unsexed Juvenile

Females are predominantly drab grey, beige, or light brown with very faint or absent striping. They are absolutely essential for a healthy school. Best kept in a ratio of 2 or more females per male to disperse constant courting attention.

Differs in 2 traits from base species

Also known as: Female

Adult Size10 cm
TemperamentPeaceful

Neon Blue Cichlid Care Guide Summary

The Neon Blue Cichlid, scientifically known as Paracyprichromis nigripinnis, belongs to the Cichlids - African family group. Adults reach a maximum size of approximately 11 cm and have a fusiform body shape with a moderate growth rate. Classified as mostly peaceful, this species primarily occupies the mid-level and bottom zones of the aquarium and produces a low level of biological waste.

To thrive, the Neon Blue Cichlid requires a freshwater only aquarium with a minimum volume of 150 litres and a tank length of at least 90 cm. Water temperature should be maintained between 24°C and 27°C, with a pH range of 89 and a general hardness of 1020 dGH. A moderate water flow is preferred.

The Neon Blue Cichlid is a rewarding species to keep, provided its core environmental needs are met. This species is available in 2 varieties: Male and Female / Unsexed Juvenile. Each may differ slightly in size, temperament, or care needs, so it is worth checking the specific requirements of the variety you plan to keep.

Neon Blue Cichlid Habitat Setup

When setting up an aquarium for the Neon Blue Cichlid, a moderate water flow best suits their natural preferences. Because this species occupies the mid-level and bottom zones, the aquarium layout should prioritise open swimming space in the centre of the tank for free movement and sufficient floor space with hiding spots among rocks, wood, or dense planting. Useful additions include a sand substrate to accommodate their sifting behaviour and smooth gravel or rounded substrate to protect their sensitive barbels.

Neon Blue Cichlid Compatibility Notes

Classified as mostly peaceful, the Neon Blue Cichlid is a schooling species that feels most secure in a sizeable group, where natural shoaling behaviour reduces stress and brings out their best colours. When choosing tankmates, their energetic swimming style may stress more sedentary or timid species. Selecting tankmates that favour different water layers from the mid-level and bottom zones can help reduce competition and territorial overlap.

Who Neon Blue Cichlid Is Actually For

Neon Blue Cichlid is best for a fishkeeper who wants a species that can settle into a calmer community setup and can provide a keeper who can commit to a proper group of at least 6. It makes the most sense for a hobbyist who will actually build around its needs, especially sand.

The most common mistake is treating Neon Blue Cichlid like any other community fish and skipping the soft sand it needs to forage safely. Another frequent problem is underestimating its social needs. A token pair or trio often behaves very differently from a real group.

Neon Blue Cichlid Recommended Tank Sizes

Standard aquarium sizes that meet the minimum volume and length requirements for Neon Blue Cichlid.

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Frequently Asked Questions About Neon Blue Cichlid

How big does Neon Blue Cichlid get?

Neon Blue Cichlid (Paracyprichromis nigripinnis) typically reaches a maximum adult size of approximately 11 cm. They have a fusiform body shape and a moderate growth rate.

What tank size does Neon Blue Cichlid need?

A minimum aquarium volume of 150 litres and a tank length of at least 90 cm are recommended for Neon Blue Cichlid. This ensures enough swimming space and helps maintain stable water conditions.

What water parameters does Neon Blue Cichlid need?

Neon Blue Cichlid thrives in freshwater only conditions with a temperature range of 24–27°C, a pH between 8 and 9, and a general hardness of 10–20 dGH. A moderate water flow is preferred.

Is Neon Blue Cichlid peaceful or aggressive?

Neon Blue Cichlid is classified as mostly peaceful with an aggression score of 3 out of 10. They are generally well-suited to peaceful community tanks.

How many Neon Blue Cichlid should be kept together?

Neon Blue Cichlid is a schooling species and should be kept in groups of at least 6. Larger groups help distribute aggression and encourage natural schooling behaviour.

Does Neon Blue Cichlid have any special tank requirements?

Yes. Neon Blue Cichlid benefits from sand (sifters) and smooth gravel (sensitive barbels) in the aquarium. These features help replicate their natural habitat and promote overall health and well-being.

Editorial Review

Guidarium Editorial Desk

Reviewed against Guidarium care, stocking, and compatibility standards. Read the editorial policy.

Last reviewed
May 6, 2026
Last updated
May 6, 2026
Issues or corrections?
Contact the editorial team

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