Redhead Cichlid

Vieja melanura

Cichlids - Central American
Reviewed by Guidarium Editorial DeskUpdated May 11, 2026

A massive, deep-bodied Central American cichlid famous for its vibrant pastel colors and prominent red head. In the wild, they are primarily herbivorous, but in captivity, they are opportunistic omnivores. They are aggressive, territorial, and possess immense jaw strength, making them capable of destroying most aquatic plants and rearranging tank decor at will.

Redhead Cichlid At a Glance

Adult Size35 cm
Body ShapeCompressed
Growth RateFast
TemperamentAggressive
Water TypeFreshwater Only
Flow PreferenceModerate
Waste OutputExtreme
StockingSolo or group

Redhead Cichlid Tank Requirements

Minimum Volume450 L
Minimum Length150 cm
FlowModerate
Water TypeFreshwater Only
Must-Haves in the Tank
Sand (Sifters)Smooth Gravel (Sensitive Barbels)Driftwood (Digestion/Hiding)
Stocking calculator

Will Redhead Cichlid fit in your tank?

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

Redhead Cichlid
Test in my tank

Redhead Cichlid Water Parameters

Temperature2430°C
pH78
Hardness1020 dGH

Redhead Cichlid Temperament & Compatibility

Aggression LevelAggressive
7/10
Where They Swim
Surface
Mid-level
Bottom
Stocking Guidelines
Keep at Least1 (solo is fine)
Max per TankNo limit
Can Live Alone?Yes
Behavior Traits
Generally AggressiveTerritorial (Defends specific area)Plant DestroyerDigger (Disturbs Substrate)

Redhead Cichlid Varieties

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

Standard (Adult)

The fully grown adult form. Males often develop a pronounced nuchal hump on their heads. They require massive aquariums, heavy-duty filtration, and robust tankmates if not kept solitary.

Same care requirements as the base species

Also known as: Adult Redhead, Breeding Male

Juvenile (Grow-out)

Typical sale size in the aquarium trade. While initially small and somewhat peaceful, they grow rapidly and will quickly become highly territorial and demanding of tank space.

Differs in 5 traits from base species

Also known as: Baby Vieja, Juvenile Synspilum

Adult Size10 cm
TemperamentSemi-Aggressive
Min Volume200 L
Min Length120 cm
Behavior Traits
Digger (Disturbs Substrate)Plant Destroyer

Redhead Cichlid Care Guide Summary

The Redhead Cichlid, scientifically known as Vieja melanura, belongs to the Cichlids - Central American family group. Adults reach a maximum size of approximately 35 cm and have a compressed body shape with a fast growth rate. Classified as aggressive, this species primarily occupies the mid-level and bottom zones of the aquarium and produces a extreme level of biological waste.

To thrive, the Redhead Cichlid requires a freshwater only aquarium with a minimum volume of 450 litres and a tank length of at least 150 cm. Water temperature should be maintained between 24°C and 30°C, with a pH range of 78 and a general hardness of 1020 dGH. A moderate water flow is preferred.

Due to its specialist needs, the Redhead Cichlid is best suited for fishkeepers who can provide a carefully planned setup. This species is available in 2 varieties: Standard (Adult) and Juvenile (Grow-out). 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.

Redhead Cichlid Habitat Setup

When setting up an aquarium for the Redhead 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, smooth gravel or rounded substrate to protect their sensitive barbels, and driftwood, which can serve as both a hiding place and a dietary supplement. Keepers should note that expect substrate disturbance, so lightweight décor should be secured and live planted layouts may be difficult to maintain, as this species tends to uproot or consume vegetation.

Redhead Cichlid Compatibility Notes

Classified as aggressive, the Redhead Cichlid is adaptable and can be kept singly or in a small group, offering flexibility when planning a community tank. When choosing tankmates, territorial behaviour may cause issues if hiding spots or floor space are limited. Selecting tankmates that favour different water layers from the mid-level and bottom zones can help reduce competition and territorial overlap.

Who Redhead Cichlid Is Actually For

Redhead Cichlid is best for a fishkeeper who expects a species with attitude and plans the tank around that behavior and can provide someone who understands its individual space requirements. It makes the most sense for a hobbyist who will actually build around its needs, especially sand.

The most common mistake is treating Redhead Cichlid like any other community fish and skipping the soft sand it needs to forage safely. Another frequent problem is forcing it into an over-busy community when it would do better with more room or more deliberate tankmate choices.

Redhead Cichlid Recommended Tank Sizes

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

Frequently Asked Questions About Redhead Cichlid

How big does Redhead Cichlid get?

Redhead Cichlid (Vieja melanura) typically reaches a maximum adult size of approximately 35 cm. They have a compressed body shape and a fast growth rate.

What tank size does Redhead Cichlid need?

A minimum aquarium volume of 450 litres and a tank length of at least 150 cm are recommended for Redhead Cichlid. This ensures enough swimming space and helps maintain stable water conditions.

What water parameters does Redhead Cichlid need?

Redhead Cichlid thrives in freshwater only conditions with a temperature range of 24–30°C, a pH between 7 and 8, and a general hardness of 10–20 dGH. A moderate water flow is preferred.

Is Redhead Cichlid peaceful or aggressive?

Redhead Cichlid is classified as aggressive with an aggression score of 7 out of 10. Careful tankmate selection is essential to avoid conflict.

Can Redhead Cichlid live alone?

Yes, Redhead Cichlid can be kept singly or in a group. They are flexible and adapt well to both setups.

Does Redhead Cichlid have any special tank requirements?

Yes. Redhead Cichlid benefits from sand (sifters), smooth gravel (sensitive barbels), and driftwood (digestion/hiding) 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 11, 2026
Last updated
May 11, 2026
Issues or corrections?
Contact the editorial team

Fish Similar to Redhead Cichlid

Redhead Severum

Heros sp. Rotkeil

Cichlids - South American
22 cm Semi-Aggressive

A striking, deep-bodied South American cichlid known for the intense red/orange coloration on its head and shoulders. While generally considered a 'gentle giant' compared to other large cichlids, it is highly territorial during breeding. They are notorious herbivores that will enthusiastically consume most live aquatic plants.

Firemouth Cichlid

Thorichthys meeki

Cichlids - Central American
15 cm Semi-Aggressive

A popular Central American cichlid famous for the bright red coloration on its throat and belly, which it flares to intimidate rivals. They are earth-eaters, constantly sifting sand for food. While territorial, especially during breeding, they are relatively peaceful for a cichlid of their size compared to larger Central American counterparts.

Red Devil Cichlid

Amphilophus labiatus

Cichlids - Central American
35 cm Highly Aggressive

A massive, extremely aggressive Central American cichlid. Aptly named, the Red Devil is highly intelligent, interactive, and famous for 'glass-banging' at their owners. They are powerful diggers that will uproot plants and rearrange decor. Because of their sheer aggression and jaw strength, they are almost exclusively kept as 'wet pets' in solitary setups.

Chocolate Cichlid

Hypselecara temporalis

Cichlids - South American
30 cm Mostly Peaceful

A large, deep-bodied South American cichlid famous for its 'gentle giant' temperament. They undergo significant color changes as they mature, eventually displaying rich chocolate browns, greens, and vibrant reds. Though peaceful for their size, they are still cichlids and will consume any fish small enough to fit in their mouths.

Black Belt Cichlid

Vieja maculicauda

Cichlids - Central American
30 cm Aggressive

A large, powerful, and strikingly colored Central American cichlid known for the distinctive vertical black band across its midsection and vivid red flushing on its throat and tail. They are highly territorial, aggressive, and notorious for re-arranging the aquarium. They are primarily herbivorous in the wild but will eat almost anything, including smaller fish. They cannot be kept in planted tanks.

Pastel Cichlid

Cribroheros alfari

Cichlids - Central American
22 cm Aggressive

A strikingly beautiful Central American cichlid known for its pastel yellow, pink, and blue iridescent coloration. It is a substrate-sifting species that loves to dig in sand. Like many Central American cichlids, it can be highly territorial and aggressive, especially during breeding. Requires robust filtration and spacious quarters.