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PisciDex Species Profile

Guppy

View complete Care Guide

Colorful livebearing fish ideal for beginner community tanks.

Guppy aquarium species

Poecilia reticulata

Poeciliidae | South America | Northern South America and Caribbean drainages

Core Requirements

Tank Size

10 gallons minimum

Adult Size

2 inches

Group Size

Group 3+

Bioload

2/10

Water Parameters

Temperature

72-82 F

pH

7-8

Plant Safe

Yes

Invert Safe

Yes

Data Confidence

high

Temperature note: Recommended and tolerated temperature ranges currently match the primary care profile.

Behavior & Husbandry

Temperament

Peaceful

Aggression

1/10

Diet

Omnivore

Difficulty

Easy

Lifespan

3 years

Breeding

Easy

Schooling

Yes

Compatibility Tags

CommunityNano TankPeacefulSchoolingMid WaterTop WaterPlant SafeInvert SafeBeginner FriendlyHardwater

Similar Species

  • Endler's LivebearerSimilar temperament. Similar minimum tank size.
  • PlatySimilar temperament. Similar minimum tank size.
  • X-Ray TetraSimilar temperament. Similar minimum tank size.
  • MollySimilar temperament. Temperature ranges overlap.

Related Articles

  • Most Popular Freshwater Aquarium Fish in 2026A practical look at ten of 2026's most popular freshwater aquarium fish, why aquarists choose them, and the care requirements beginners should understand before buying.

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Species Compatibility

Database-driven compatibility notes for planning community aquariums.