Red Cobra Male Guppy 3cm – Poecilia reticulata

The Red Cobra Male Guppy is a colourful fancy guppy selected for its red finnage and distinctive cobra-style body pattern.

At approximately 3cm, these are young male guppies that may continue to develop stronger colour and pattern as they mature.

The Cobra pattern usually appears as fine, reticulated or snakeskin-like markings across part of the body, while the tail and dorsal fin can display varying amounts of red, orange and darker spotting.

As with all selectively bred guppies, individual colour, pattern and finnage will naturally vary.

Quick Care Guide

• Scientific Name: Poecilia reticulata
• Common Name: Red Cobra Male Guppy
• Sale Size: Approximately 3cm
• Adult Male Size: Approximately 4–5cm
• Temperament: Peaceful
• Temperature: 22–28°C
• pH: 7.0–8.2
• Water Hardness: Approximately 8–20 dGH
• Preferred Water: Moderately hard to hard, neutral to alkaline
• Diet: Omnivore
• Care Level: Easy
• Breeding: Livebearer
• Sex: Male
• Origin: Captive-bred strain of Poecilia reticulata

What Does “Red Cobra” Mean?

Red Cobra describes a selectively bred guppy colour and pattern strain.

The “cobra” part of the name refers to the fine network or snakeskin-like markings that can appear along the body, while the red colour is usually most obvious through the tail and dorsal fin.

Individual males may vary in:

• amount of red colour
• body pattern
• tail spotting
• dorsal-fin colour
• metallic tones
• overall pattern intensity

Product photos should therefore be considered representative rather than an exact guarantee of each individual fish.

Aquarium Setup

Red Cobra Male Guppies are active fish that do well in a planted community aquarium with plenty of swimming space.

A suitable setup can include:

• live aquarium plants
• floating plants
• open swimming areas
• gentle to moderate filtration
• good oxygenation
• a secure aquarium lid

Avoid excessively strong water flow, particularly with fancy males that have larger tails and fins.

Browse our Live Aquarium Plants range if you are setting up a planted guppy aquarium.

Water Conditions

Guppies are adaptable, but they generally perform best in moderately hard to hard water rather than soft, acidic conditions.

For long-term aquarium care, aim for approximately:

• Temperature: 22–28°C
• pH: 7.0–8.2
• General Hardness: 8–20 dGH

Stable water quality is more important than trying to maintain one exact number.

The aquarium should be fully cycled, with ammonia and nitrite maintained at zero and regular partial water changes used to control accumulated waste.

Male-Only Guppy Groups

Male guppies do not need females to remain healthy.

A male-only aquarium can be a very practical option because it allows you to keep several colourful guppy strains without producing continual broods of fry.

Males may display, chase and compete with one another, but serious aggression is uncommon when they have suitable space, cover and appropriate tank mates.

Keeping Males & Females Together

If male and female guppies are kept together, breeding should be expected.

A useful starting ratio is around one male to two or three females. This helps spread persistent courtship behaviour between several females.

Female guppies can also store sperm and may produce several broods after mating, so guppy populations can increase quickly.

Tank Mates

Red Cobra Male Guppies are peaceful community fish and can live with many similarly sized species that prefer comparable water conditions.

Potential companions include:

• other Guppies
• Platys
• selected Mollies
• Corydoras
• peaceful Rainbowfish
• other calm community fish suited to moderately hard water

Avoid large aggressive fish and known fin nippers that may damage their tail or dorsal fin.

Browse our Guppies range for other guppy colours and strains.

Feeding Red Cobra Guppies

Guppies are omnivorous and benefit from a varied diet.

A good feeding routine can include:

• quality tropical flakes
• small guppy pellets or granules
• brine shrimp
• daphnia
• small frozen or live foods
• foods containing plant and algae ingredients

Feed small portions that can be eaten quickly rather than allowing excess food to accumulate in the aquarium.

Are Red Cobra Guppies Suitable for Beginners?

Yes. Guppies are generally easy aquarium fish when kept in suitable water conditions.

The most important points are maintaining a fully cycled aquarium, providing clean moderately hard water, choosing peaceful tank mates and offering a varied diet.

Arrive Alive Guarantee

We carefully pack our live fish for transport and back eligible orders with our Arrive Alive Guarantee.

If a fish arrives deceased, please contact us within 2 hours of delivery with your order details and clear photos of the affected fish. Once the claim has been verified, an applicable refund or store credit will be provided for the affected fish.

For full claim requirements, shipping conditions and exclusions, please read our Arrive Alive Guarantee & DOA Policy.

Frequently Asked Questions

How big do Red Cobra Male Guppies grow?

Adult males generally reach around 4–5cm. The fish offered here are approximately 3cm at the time of sale.

What does Cobra mean in a guppy?

Cobra refers to a fine reticulated or snakeskin-like pattern that can appear across the body of selectively bred guppies.

Are all Red Cobra Guppies identical?

No. Colour, pattern and fin markings naturally vary between individuals, even within the same strain.

Do male guppies need females?

No. Male guppies can be kept successfully without females, and male-only groups are a practical way to avoid unwanted breeding.

What water is best for Red Cobra Guppies?

They generally do best in moderately hard to hard water with a pH around 7.0–8.2 and a temperature of approximately 22–28°C.

Are Red Cobra Guppies peaceful?

Yes. They are peaceful community fish, although males may occasionally chase and display toward one another.

Can Red Cobra Guppies live with Bettas?

This combination can be risky because Bettas may react aggressively toward colourful, long-finned guppies and fin damage can occur.

Are Red Cobra Guppies suitable for beginners?

Yes. They are suitable for beginners provided the aquarium is fully cycled and maintained with clean, stable, moderately hard water.

Live fish naturally vary in colour, pattern, fin shape and size. The stated 3cm sale size is approximate and product photos should be considered representative of the strain.