Red Guppy Male

Introduction

The Red Guppy is one of the most striking and sought-after varieties of guppies, known for its vivid, fiery red coloration and flowing fins. This fish adds vibrant energy to any freshwater aquarium and is especially popular among beginner aquarists due to its hardy nature and ease of care.

Scientific Name

Poecilia reticulata (Red strain)

Common Name

• Red Guppy

• Scarlet Guppy

Water Quality and Temperature

• Temperature: 22°C – 28°C (72°F – 82°F)

• pH: 6.8 – 7.8

• Hardness: 8 – 12 dGH

• Tolerant of a range of conditions but thrives in clean, stable environments

Feeding

• Omnivorous

• Enjoys a varied diet including:

  • Micro pellets or flakes

  • Baby brine shrimp

  • Daphnia

  • Bloodworms (as an occasional treat)

  • Spirulina and blanched greens

Tank Mates

• Peaceful community fish such as:

  • Tetras

  • Corydoras

  • Mollies

  • Endler’s Livebearers

  • Dwarf Gouramis

  • Shrimp and small snails

Substrates and Tank Decorations

• Fine sand or smooth gravel

• Decor with driftwood, small rocks , and gentle currents

• Moderate flow and open swimming areas

• Plants and hiding spots to reduce stress

Suitable Plants

• Java Fern

• Water Wisteria

• Amazon Sword

• Hornwort

• Floating plants like Frogbit

Sexing

• Males: Smaller, with bright red coloration and a modified anal fin (gonopodium)

• Females: Larger, duller in color, with a rounded anal fin and visible gravid spot when pregnant

Breeding

• Easy and prolific breeders (livebearers)

• Gestation: ~28 days

• Fry are born free-swimming and should be separated or provided plant cover

• Feed fry with finely crushed flake food or baby brine shrimp

Maximum Size and Longevity

• Size: 3.5 – 5 cm (1.4 – 2 inches)

• Lifespan: 1.5 – 3 years

General Information

Red Guppies are ideal for aquarists who want a splash of vibrant color in their tanks. They’re peaceful, active swimmers and do best in groups. Regular water changes and a balanced diet keep their coloration vivid.

A Fun Fact

The intensity of a Red Guppy’s coloration can be influenced by its diet — high-carotenoid foods like spirulina or brine shrimp can enhance their red hues!