Flathead Goby (Glossogobius giuris)

Family: Gobiidae

A semi-aggressive carnivore gobiidae from South Asia, Southeast Asia and the western Pacific — beginner-friendly.

Care parameters

Water temperature
18–26 °C
pH
6.5–7.5
GH hardness
5–15 dGH
Adult length
35–50 cm
Minimum tank
500 L
Water layer
Bottom; rests and forages low
Difficulty
Easy
Temperament
Predatory — best kept singly or as a pair
Origin
南亚、东南亚至西太平洋淡水域

Species overview

Glossogobius giuris is a Gobiidae. In the aquarium it stays predatory — best kept singly or as a pair. Plan on 35–50 cm of adult fish at 18–26 °C. Related profiles: Glossogobius olivaceus.

Native biotope

Habitat
Clear streams, rivers and still waters
Flow
Moderate flow
Dissolved O₂
Average oxygen needs

Aquascape & hardware

Substrate
Smooth gravel and sand with open floor space
Hardscape
Driftwood, water-worn stones and shelters that mimic the native biotope
Plants
Hardy plants on hardscape; keep the floor open

Temperament, diet & tankmates

Schooling
Solitary, pairs or small groups
Diet
Carnivore; quality prepared foods with variety; regular frozen or live foods
Recommended tankmates
  • Amur False Gudgeon — Similar size and water needs
  • China-Bitterling — Similar size and water needs
  • Acanthorhodeus chankaensis — Similar size and water needs
Avoid keeping with
  • Small fish and shrimp — Live-prey size

Breeding & notes

Sexual dimorphism
Males are typically slimmer and more intensely colored; females fuller-bodied
Breeding method
Spawning; condition with rich foods and simulate seasonal changes

Frequently asked questions

Is Flathead Goby easy to keep?

Difficulty: easy. Predatory — best kept singly or as a pair. Solitary, pairs or small groups.

What temperature and water chemistry does Flathead Goby need?

Set the heater to 18–26 °C and avoid swings. pH 6.5–7.5, GH 5–15 dGH suit it.

How big does Flathead Goby get, and what tank size?

Expect 35–50 cm as an adult, living bottom; rests and forages low. A 500 L tank or larger gives it room.

What does Flathead Goby eat?

Carnivore; quality prepared foods with variety; regular frozen or live foods. It forages naturally over smooth gravel and sand with open floor space, so let some food reach the bottom.

Can Flathead Goby live with other fish?

Predatory — best kept singly or as a pair; solitary, pairs or small groups. Good company: Amur False Gudgeon — Similar size and water needs, China-Bitterling — Similar size and water needs, Acanthorhodeus chankaensis — Similar size and water needs. Keep away from Small fish and shrimp — Live-prey size.

Where does Flathead Goby come from?

Its home waters are 南亚、东南亚至西太平洋淡水域 — clear streams, rivers and still waters, with moderate flow.

How does Flathead Goby breed?

Spawning; condition with rich foods and simulate seasonal changes. Males are typically slimmer and more intensely colored; females fuller-bodied.