Three-Spined Stickleback (Gasterosteus aculeatus aculeatus)

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Three-Spined Stickleback

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Three-Spined Stickleback

Gasterosteus aculeatus aculeatus

76 Litres (20 US G.)

5-8 cm (2-3.1")

sg

1 - 1.025

pH

6.0 - 9.0

4 -20 °C (39.2-68°F)

2-20 °d

1:2 M:F

Omnivore
Pellet Foods
Flake Foods
Live Foods

5-8 years

Family

Gasterosteidae





Additional names

Three-Spined Stickleback

Additional scientific names

Gasterosteus aculeatus, Gasteracanthus cataphractus, Gasterosteus aculeatus messinicus


Sexing

The belly of sexually mature males will turn orange.


Environment specifics

May exist in freshwater, but more commonly prefer brackish water. This fish enjoys vegetation.


Identification

Commonly 4-5cm (1.6-2"). This fish has 1 spine on each pelvic fin in addition to its 3-4 dorsal spines. There are 28 (or more) bony plates on each side of the fish. The caudal peduncle is narrow with a short, lateral keel.

Pictures

External links