Bumblebee Goby

ParameterIdeal Range
Scientific NameBrachygobius xanthomelas
Adult Size1.0 to 1.5 inches (2.5 to 3.8 cm)
Minimum Tank Size10 Gallons (approx. 40 Liters)
Water Temperature72°F to 82°F (22°C to 28°C)
pH Range5.5 to 7.0 (Prefers slightly acidic to neutral water)
Water Hardness2 to 10 dGH
DietCarnivorous (Strictly live or high-quality frozen foods)

Comprehensive Care & Tank Setup Guide
1. Tank Setup and Habitat Requirements
Because they naturally inhabit heavily vegetated, slow-moving waters, their aquarium should reflect a calm, sheltered ecosystem.
Substrate: Smooth sand or fine, dark substrate. A dark base helps reduce stress and makes their yellow bands pop visually.
Hiding Spaces: These gobies are cave-dwellers by nature. Provide small terracotta pots, coconut shells, dense rock piles, or PVC pipes to ensure every individual has a safe retreat.
Plants & Flow: Heavily plant the tank with species like Java Fern, Anubias, and floating vegetation to diffuse bright lighting. Keep water movement gentle; high-powered wavemakers or strong filter returns will exhaust them.
2. Diet and Feeding Challenges
Important Note: Bumblebee Gobies are notorious for refusing dry flakes or processed pellets. To keep them healthy, you must commit to a specialized diet.
Primary Foods: Live or frozen baby brine shrimp, daphnia, cyclops, and finely chopped bloodworms or white worms.
Target Feeding: Because they are slow, deliberate eaters that rarely feed from the water’s surface, using a pipette or long tweezers to drop food directly in front of their favorite perches ensures they aren’t outcompeted by faster tank mates.
3. Temperament and Tank Mates
While tiny, Bumblebee Gobies can be territorial with their own kind, claiming small caves or structures as their personal turf.
Group Dynamics: If keeping a group (highly recommended for natural behavior), use a 10 to 15-gallon tank and break up lines of sight with plants and decor so they can establish distinct boundaries without constant bickering.
Ideal Tank Mates: Keep them with peaceful, mid-to-top dwelling species that enjoy identical soft water parameters. Excellent options include Chili Rasboras, Neon Tetras, Kuhli Loaches, and Sparking Gouramis.
Species to Avoid: Fast, aggressive feeders (like large Barbs or Danios) that will steal their food, and large predatory fish that view these nano gobies as a snack.