Forktail Blue-Eye Rainbowfish (Pseudomugil furcatus) – 2–2.5 inch

🐠 Species Overview

The Forktail Blue-Eye Rainbowfish (Pseudomugil furcatus) is a small, vibrant freshwater species native to the coastal streams of Papua New Guinea. It features striking turquoise-blue eyes, a silvery body, and a distinctive forked tail. Males display bright yellow fins, especially during breeding, making them a colorful addition to any community tank. This peaceful species is active and schooling, best kept in groups.

🏡 Aquarium Setup & Care Instructions

Tank Size & Environment

• Minimum Tank Size: 20 gallons (75 liters) for a small school.

• Substrate: Fine gravel or sand to mimic natural habitat.

• Decor: Dense plantings, driftwood, and floating plants for hiding and dim lighting.

• Water Parameters: Temperature 75–80°F (24–27°C), pH 7.0–8.0, soft to moderately hard water.

• Filtration: Gentle filtration to maintain water quality; sensitive to ammonia and nitrites.

Behavior & Tankmates

• Peaceful and social; keep in groups of 6 or more.

• Compatible with other small, non-aggressive species. Avoid aggressive or fin-nipping fish.

Diet

• Omnivorous.

• Feed high-quality flake foods, live or frozen foods (brine shrimp, daphnia), and occasional vegetable matter.