Liberty Molly

Poecilia salvatoris

Liberty Molly is a middle-to-top swimmer.

Semi-AggressiveMiddle to top swimmerBeginner – Intermediate

Save this fish or add it directly to one of your aquariums.

Quick facts

Adult size
≤ 7.5 cm (≤ 3 in)
Aquarium size
200 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length
Care level
Beginner – Intermediate
Temperament
Semi-Aggressive
Swimming zone
Middle to top swimmer
Temperature
22–26 °C
pH
6.5–8
GH
5–20 dGH
Diet
Omnivore
Lifespan
up to 5 years

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 200 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–26 °C, pH 6.5–8, GH 5–20 dGH.

Temperament and compatibility

Liberty Molly needs careful companion choice because it can be territorial or semi-aggressive.

Swimming zone and behavior

This fish uses the middle to upper part of the aquarium, so leave enough open swimming space for movement and feeding.

Feeding

As an omnivore, Liberty Molly should receive a varied diet rather than one repeated food type.

Natural habitat and origin

Origin: El Salvador.

Before adding this fish

  • Plan for an aquarium of 200 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length.
  • Choose other fish carefully around this temperament.
  • Offer a varied diet that matches this species.

Similar fish profiles

Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.

FAQ

How large does Liberty Molly get?

Liberty Molly reaches ≤ 7.5 cm (≤ 3 in).

What aquarium size does Liberty Molly need?

Use an aquarium of at least 200 L or larger / ≥ 120 cm (≥ 47.2 in) minimum length.

Is Liberty Molly peaceful?

Liberty Molly needs more careful companion choice because the temperament data points toward boundaries, space, or similar-sized fish.

What temperature is suitable for Liberty Molly?

Keep it between 22 to 26 °C.

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