Silver Lyretail Sailfin Molly (Poecilia latipinna) is a stunning and peaceful freshwater fish known for its shimmering silver-white body and elegant fin extensions. 

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Species Overview

• Scientific Name: Poecilia latipinna
• Common Names: Platinum Lyretail Molly, Silver Lyretail Molly
• Size: Up to 5 inches (males typically smaller)
• Lifespan: 1–3 years (can live longer with excellent care) 
• Temperament: Peaceful, social, and active

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Appearance

• Color: Solid platinum or silver-white body
• Fins:
  • Dorsal Fin: Large and sail-like in males
  • Caudal Fin: Lyre-shaped with long, flowing extensions
• Sexual Dimorphism: Males have more elaborate fins and slimmer bodies 

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Habitat & Origin

• Native Range: Central America (rivers, estuaries, and brackish waters)
• Tank Type: Freshwater or lightly brackish
• Ideal Conditions:
  • Temperature: 72–82°F (22–28°C)
  • pH: 7.5–8.5
  • Hardness: 15–30 dGH
  • Add 1 tsp aquarium salt per gallon for optimal health 

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Aquarium Setup

• Tank Size: Minimum 25 gallons for a small group
• Substrate: Gravel or sand
• Decor: Live plants, open swimming space, and hiding spots
• Filtration: Moderate flow; maintain excellent water quality

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Diet

• Omnivorous:
  • Flake food (algae-based)
  • Live/frozen: Brine shrimp, bloodworms, daphnia
  • Blanched vegetables: Zucchini, spinach
• Feeding: 1–2 times daily; avoid overfeeding 

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Behavior & Compatibility

• Social Structure: Best kept in groups; 2–3 females per male
• Tank Mates:
  • Guppies, Platies, Swordtails, Tetras, Gouramis, Corydoras
• Avoid: Long-finned or aggressive species (mollies may nip) 

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Breeding

• Type: Livebearer
• Gestation: ~4–6 weeks
• Fry Count: 10–40 per birth
• Fry Care:
  • Use breeding traps or dense plants for hiding
  • Feed crushed flakes or baby brine shrimp
  • Adults may eat fry, so separation is recommended 

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Care Tips

• Acclimate slowly using the drip or floating method
• Maintain stable water parameters and avoid sudden changes
• Perform regular water changes and monitor for aggression among males

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