Black Moscow Guppy Care Guide

Poecilia reticulata

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Bioload Score

1200

PeacefulEasy
Max Size
6 cm / 2.4"
Temperature
22–28°C (72–82°F)
pH Range
7 – 8.2
Min Tank Size
40L (11 gal)
Min Group Size
6 fish
Tank Level
Mid-Top
Origin
South America
Temperament
Peaceful
Difficulty
Easy
Breeding Difficulty
Easy

Diet

An omnivorous livebearer that eats small prepared foods, algae and tiny aquatic invertebrates.

Community Compatibility

Suitable tankmates include peaceful small tetras, rasboras, Corydoras, bristlenose plecos and other similarly peaceful livebearers.

Good to Know

The Black Moscow Guppy is a selectively bred colour strain of Poecilia reticulata known for its striking, near-solid black body and fins.

Gender Differences

Males are smaller and more slender with a modified anal fin called a gonopodium, while females are larger-bodied and usually have a rounded abdomen and gravid spot.

About the Black Moscow Guppy

The Black Moscow Guppy is a dramatic ornamental strain of the Common Guppy, with males typically displaying a deep, almost velvety black colour across much of the body and finnage. Depending on the bloodline, the black may range from charcoal to an intense ink-like shade, while females are generally larger and less vividly coloured.Like other guppies, this strain is active, alert and constantly exploring its surroundings. Males often display their patterned tails and bodies to females, while groups spend much of their time moving through the middle and upper parts of the water column. Their peaceful nature and lively behaviour have made guppies a longstanding favourite in freshwater aquariums.Poecilia reticulata originates from northern South America and nearby Caribbean islands, where wild populations inhabit slow-moving streams, ponds, drainage channels and other shallow waters. Wild guppies are much more variable and usually less intensely coloured than selectively bred aquarium strains.The species has been bred in captivity for generations, producing an enormous range of colours, fin shapes and patterns. The Moscow lineage is especially valued for its dark pigmentation, and Black Moscow Guppies remain popular both as community fish and as subjects for selective breeding projects.Guppies are livebearers, meaning females give birth to free-swimming young rather than laying eggs. This reproductive strategy, combined with their bold colours and engaging activity, helps explain why Poecilia reticulata is one of the most widely kept freshwater fish in the world.

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