Bony Snouted Gudgeon (Butis butis)

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Bony Snouted Gudgeon

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Bony Snouted Gudgeon

Butis butis

95 Litres (25 US G.)

12-15 cm (4.7-5.9")


1 - 1.025


7.0 - 8.0

22 -28 °C (71.6-82.4°F)

9-19 °d

1:1 M:F

Pellet Foods
Flake Foods
Live Foods

8-12 years



Additional names

Bony Snouted Gudgeon, Duckbill Sleeper, Crazy Fish, Crocodile Fish, Upside Down Sleeper, Crimson-Tipped Gudgeon, Crimson-Tipped Flathead Gudgeon, Pointed-Head Gudgeon, Flat-Headed Gudgeon

Additional scientific names

Cheilodipterus butis, Eleotris butis, Eleotris amboinensis, Eleotris melanopterus, Elestris butis

Origin[edit | edit source]

Indo-West Pacific: East Africa to Fiji

Sexing[edit | edit source]

It is difficult to visually sex this fish.

Tank compatibility[edit | edit source]

This fish should not be kept with smaller fish as they will be eaten. Will be generally peaceful towards larger fish but maybe aggressive and territorial to fish with similar habits.

Diet[edit | edit source]

A carnivorous fish preferring shrimp, bloodworm, brine shrimp and may also be weened onto pellets and flake.

Feeding regime[edit | edit source]

Feed once or twice a day.

Environment specifics[edit | edit source]

This fish prefers a brackish environment with plenty of tall plants combined with some open swimming space. It can be adapted to both marine and freshwater conditions.

Behaviour[edit | edit source]

A curious fish in that it will hunt and swim upside down, it is generally quite inactive however.

Identification[edit | edit source]

This fish well get darker and lighter depending on their environment. They are elongated fish which generally have a wide black lateral band from nose to caudal peduncle, bordered by lighter bands. The eyes are set high on the top of the head and the mouth is wide.

Pictures[edit | edit source]

External links[edit | edit source]