fish-tank › fish species
Knight Goby (Stigmatogobius sadanundio)
Brackish goby — needs SG 1.005+; territorial in small tanks. Pairs poorly with shrimp.
Specifications
- ecosystem
- brackish
- min tank gallons
- 30
- adult size in
- 3.5
- temperature range f
- 75-82
- ph range
- 7.5-8.5
- salinity sg
- 1.005-1.012
- care difficulty
- intermediate
- aggression
- semi_aggressive
- community compatible
- yes
- schooling min count
- 1
- diet
- carnivore
- lifespan years
- 3-5
- tank zone
- bottom
Sources
- Aquarium Co-Op video / blog content · ingest 2026-05-06
- Practical Fishkeeping public articles · ingest 2026-05-06