Green Sailfish Molly

🧬 Origins and Classification

• Scientific Name: Poecilia latipinna (Green Sailfin variant, commonly referred to as “Green Sailfish Molly”)
• Family: Poeciliidae (Livebearers)
• Origin: Native to North and Central America, particularly Florida, Texas, and parts of Mexico, where they inhabit warm coastal streams, marshes, and brackish waters.
• Popularity: Loved for its stunning iridescent green body, majestic sail-like dorsal fin, and hardy nature, the Green Sailfish Molly is a long-standing favorite among both new and seasoned aquarium keepers.

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🎨 Appearance

• Color: Shimmering emerald-green body with metallic gold and turquoise reflections under light.
• Structure:
  • Males display the signature large sail-like dorsal fin, which can fan dramatically when courting.
  • Females are slightly larger and rounder with a smaller dorsal fin.
  • Streamlined body with a graceful, fan-shaped tail.
• Size:
  • Males: Up to 4 inches (10 cm)
  • Females: Up to 5 inches (12–13 cm)
• Lifespan: 3–5 years, often longer in clean, stable aquariums.

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🏡 Tank Requirements

• Tank Size: Minimum 30 gallons (active swimmers that enjoy open space).
• Water Parameters:
  • Temperature: 72–82°F (22–28°C)
  • pH: 7.5–8.5 (alkaline conditions preferred)
  • Hardness: 10–25 dGH
• Lighting: Bright or moderate; enhances their green-gold shine.
• Substrate: Fine gravel or sand with plants around the edges.
• Habitat Setup:
  • Add live or artificial plants (like Vallisneria, Hornwort, or Anubias).
  • Leave open swimming areas in the center.
  • Gentle water movement and good filtration are essential.
  • Can tolerate slightly brackish water (optional: add 1 tsp aquarium salt per 5 gallons).