Description
🐟 Jet Black Guppy (Poecilia reticulata)
📌 Basic Info
Scientific Name: Poecilia reticulata
Family: Poeciliidae
Origin: Selectively bred (aquarium strain)
Size: 1.5 – 2.5 inches (3.5 – 6 cm)
Lifespan: 2 – 3 years
Tank Zone: Mid to top swimmers
🌊 Water Parameters
TDS: 200 – 400 ppm
pH: 6.8 – 7.8
Temperature: 22 – 28°C (72 – 82°F)
Hardness: 8 – 20 dGH
🐟 Characteristics
Entire body and fins are velvety jet black, giving a dramatic and elegant look.
Males are smaller with more intense color; females are bigger but less vibrant.
Peaceful, hardy, and active – suitable for community tanks.
Livebearers – females give birth to free-swimming fry.
🍽️ Food
Type: Omnivorous
Diet: Flakes, micro pellets, brine shrimp, daphnia, bloodworms, spirulina, blanched veggies.
Feeding: 1–2 times daily in small amounts.
🛠️ Maintenance
Tank Size: Minimum 10 gallons (larger for groups).
Filtration: Gentle sponge or low-flow filter.
Decor: Plants, rocks, driftwood, and open swimming space.
Water Change: 25–30% weekly.
👥 Social Behavior
Minimum Group Size: 1 male with 2–3 females (or keep in groups).
Tank Mates: Other guppies, Mollies, Platies, Swordtails, Rasboras, Corydoras, Neon Tetras, Shrimp.
Avoid: Aggressive or fin-nipping fish (Tiger Barbs, Bettas, large Cichlids).
✅ Do’s
Keep planted tanks to give fry hiding spaces.
Maintain stable, clean water for best deep black color.
Provide a balanced male-to-female ratio.
❌ Don’ts
Don’t overcrowd – they breed rapidly.
Don’t keep with aggressive tank mates.
Don’t miss water changes.
⭐ Quick Tips
Their full jet-black coloration makes them one of the most striking guppy strains.
Easy to breed – females can produce 20–40 fry monthly.
Excellent for beginners and hobbyists who love unique, bold fish

