Duckbill sleeper (Butis butis)

Scientific name: Butis butis Hamilton, 1822

Duckbill sleeper (Butis butis)

The Duckbill sleeper (Butis butis) is a freshwater fish of the family Eleotridae. In the aquarium it needs water at 22–28°C (72–82°F). Native range: Indo-West Pacific, East Africa to Fiji.

Duckbill sleeper care at a glance

Temperature
22–28°C (72–82°F)

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8 - 9. Dark longitudinal lines on body; caudal fin black with light margin dorsally; pectoral base with 1-2 black spots.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Butis butis
Family
Eleotridae (Sleepers)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
15.0
Environment
Marine; freshwater; brackish;; pH range: 7.0 - 8.0; dH range: 9 - 19 demersal; amphidromous
Climate
Tropical
Distribution
Indo-West Pacific: East Africa to Fiji.
Conservation status (IUCN)
Least Concern (LC)
Threat to humans
Harmless
Uses
Fisheries: minor commercial
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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