Blue Eyes Pacific

Introduction

The Blue Eyes Pacific is a strikingly colorful fish, well-loved for its vibrant blue eyes and shimmering scales. Known for its peaceful temperament, this species is ideal for aquariums with other non-aggressive fish. Native to the Pacific region, they thrive in slightly brackish to freshwater conditions, making them suitable for a variety of aquarium setups.

Scientific Name

Pseudomugil gertrudae

Common Name

Blue Eyes Pacific, Gertrude’s Blue Eye

Water Quality and Temperature

To maintain a healthy environment for the Blue Eyes Pacific, ensure the following water parameters:

• Temperature: 72-79°F (22-26°C)
• pH Level: 7.0-8.0 (neutral to slightly alkaline)
• Water Hardness: 5-15 dGH
• Filtration: Moderate filtration to maintain clean water
• Water Flow: Moderate

Feeding

The Blue Eyes Pacific is omnivorous, thriving on a variety of foods:

• Staple Diet: High-quality flake food or micro pellets
• Live/Frozen Foods: Bloodworms, brine shrimp, daphnia
• Vegetables: Small amounts of blanched vegetables like spinach and zucchini
• Feeding Frequency: 2-3 times a day

Tank Mates

The Blue Eyes Pacific is peaceful and thrives in a community tank with other non-aggressive species. Suitable tank mates include:

• Compatible Tank Mates:
  • Small tetras (Neon Tetras, Ember Tetras)
  • Rasboras (Harlequin Rasboras, Microdevario)
  • Corydoras and other peaceful bottom dwellers
• Avoid:
  • Aggressive fish such as cichlids
  • Large predatory fish that may view them as food

Substrates and Tank Decorations

• Substrate: Sand or fine gravel works best
• Decorations: Plants, rocks, and driftwood provide hiding spots
• Other Additions: Floating plants can offer additional shade

Suitable Plants

The Blue Eyes Pacific enjoys a well-planted tank. Suitable plants include:

• Java Moss
• Hornwort
• Anubias
• Amazon Swords

Sexing

• Males are typically more colorful, with brighter blue eyes and a more vibrant body color.
• Females are slightly larger and more subdued in color.

Breeding

• Difficulty: Moderate
• Spawning Behavior: Egg scatterers that prefer to lay their eggs in the plants
• Ideal Breeding Conditions:
  • A separate breeding tank with soft, slightly acidic water
  • Temperature around 75-78°F (24-26°C)
• Fry Care: Fry are small and require microscopic food such as infusoria or newly hatched brine shrimp.

Maximum Size and Longevity

• Size: 2-2.5 inches (5-6 cm)
• Lifespan: 4-5 years with proper care

General Information

The Blue Eyes Pacific is a charming fish that adds a touch of color to any community aquarium. Its peaceful nature and adaptability make it an excellent choice for beginners and experienced hobbyists alike.

A Fun Fact

The Blue Eyes Pacific is named for its striking, vibrant blue eyes that stand out against its shimmering body. Males become more colorful when trying to attract females, adding an extra splash of color to the aquarium.