Knight Goby

⚔️ Knight Goby (Stigmatogobius sadanundio)
Add bold character and striking pattern to your aquarium with the impressive Knight Goby.

Recognisable for its silver body with dark vertical bands, this fascinating bottom-dwelling fish is popular among UK aquarists keeping brackish or specialist community setups.

Knight Gobies are intelligent, territorial fish best suited to experienced hobbyists or well-researched beginners looking for something different.

🌿 Why Choose Knight Goby?
⚔️ Striking banded pattern and bold appearance
🐟 Unique bottom-dwelling behaviour
🌊 Suitable for brackish aquariums
🧠 Intelligent and characterful species
👀 Excellent focal fish for specialist setups

Their alert nature and strong personality make them a real centrepiece species.

📏 Care Requirements
🧬 Scientific Name: Stigmatogobius sadanundio
📛 Common Name: Knight Goby
🏠 Tank Size: 90L+ recommended
🌡️ Temperature: 24–28°C
🌊 Water Type: Freshwater (young) / Brackish preferred (adults)
⚗️ pH Range: 7.0–8.0
🧂 Salinity: Low-end brackish recommended for long-term health
🧘 Temperament: Semi-aggressive / territorial
🍽️ Diet: Frozen foods, live foods, high-protein sinking pellets

Adults do best in lightly brackish water conditions, which is important for long-term health in UK home aquariums.

🐠 Compatibility
Best kept with other brackish-tolerant species of similar size. Avoid small nano fish or slow-moving tank mates. Not suitable for typical peaceful tropical community tanks.

Important Notes
Knight Gobies are territorial and may show aggression towards their own kind unless kept in a suitably large tank with hiding spaces. Provide caves, wood and rockwork to establish territories. A secure lid is recommended.

The Knight Goby is an excellent choice for UK aquarists running brackish aquariums or looking for a bold, characterful fish with strong personality.