Red Belt Goby (3 cm) is a small, colorful marine goby—peaceful, hardy, and ideal for reef and nano marine aquariums.

• General Overview

  • The Red Belt Goby is a charming small marine fish admired for its compact size, distinctive red banding, and calm personality.

  • Offered at 3 cm, this juvenile goby is easy to acclimate and well suited for nano and reef aquariums.

  • Its subtle but eye-catching coloration makes it a great addition for aquarists who appreciate detail and natural beauty rather than large, flashy fish.

  • This species is especially popular in peaceful reef setups due to its non-aggressive nature.

• Appearance & Coloration

  • Slender, elongated body typical of goby species.

  • Features a distinct red belt or stripe across the body, contrasting with a pale or translucent base color.

  • Clear to lightly tinted fins that enhance its delicate appearance.

  • Color intensity improves with proper diet, stable water conditions, and low stress.

  • Small size allows it to blend naturally into reef rockwork and coral environments.

• Temperament & Behavior

  • Very peaceful and shy, ideal for calm community tanks.

  • Spends much of its time perched on rocks, sand, or coral bases.

  • Active during the day, especially when comfortable in its environment.

  • Non-territorial and does not bother tank mates.

  • Known for quick darting movements between hiding spots.

• Tank Size & Aquarium Setup

  • Minimum tank size: 40–60 liters (10–15 gallons).

  • Perfect for nano reefs and smaller marine aquariums.

  • Requires live rock with caves and crevices for hiding and resting.

  • Sand or fine substrate is recommended.

  • Moderate water flow allows natural perching and feeding behavior.

• Water Conditions (Marine Parameters)

  • Temperature: 24–27 °C

  • Salinity: 1.023–1.025 SG

  • pH: 8.1–8.4

  • Alkalinity: 8–12 dKH

  • Nitrate: Low (<20 ppm preferred)

  • Stable parameters are crucial; sudden changes can stress small gobies.

  • Regular water changes of 10–20% weekly are recommended.

• Feeding Habit & Diet

  • Carnivorous micro-feeder.

  • Requires small, appropriately sized foods.

  • Recommended diet includes:

    • Frozen or live brine shrimp

    • Mysis shrimp (finely chopped)

    • Copepods and amphipods

    • High-quality marine micro pellets

  • Feed 1–2 times daily in small portions.

  • Target feeding helps ensure adequate nutrition in community tanks.

• Reef Compatibility

  • Fully reef-safe.

  • Does not nip at corals, clams, or other invertebrates.

  • Safe with shrimp, snails, and other reef invertebrates.

  • Ideal for peaceful reef environments.

• Tank Mates & Compatibility

  • Compatible with other peaceful marine fish, such as:

    • Clownfish

    • Small wrasses

    • Blennies

    • Other gobies

  • Avoid aggressive or predatory fish that may bully or eat small gobies.

  • Can be kept singly or in pairs if tank size allows.

• Care Level & Suitability

  • Care level: Easy to intermediate

  • Suitable for beginners with basic marine aquarium experience.

  • Requires a stable, mature tank with microfauna for best results.

  • Proper acclimation is important due to its small size.

• Health & Longevity

  • Lifespan: 2–4 years with good care.

  • Stress-free environments and proper diet significantly improve longevity.

  • Quarantine before introduction is recommended.

• Why Choose Red Belt Goby (3 cm)?

  • Compact size, perfect for nano reefs

  • Peaceful and reef-safe

  • Unique red band coloration

  • Easy to care for with stable conditions

  • Adds life and detail to marine aquariums

The Red Belt Goby (3 cm) is an excellent choice for aquarists seeking a small, peaceful, and visually appealing marine fish that thrives in reef and nano aquarium setups.