The Amur ninespine stickleback (Pungitius sinensis) is a fish that lives in both fresh and salt water of the family Gasterosteidae that grows up to 7 cm.
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Description
The Chinese ninespine stickleback is a small stickleback (Gasterosteidae) from East Asia. The species is small and has a row of free spines before the dorsal fin and a slender body. It inhabits fresh and brackish waters, from ditches and ponds to coastal waters. In the breeding season the male builds a tunnel-shaped nest of plant material that it guards and defends. It feeds on small zooplankton and small invertebrates. It is small and harmless to humans.
Frequently asked questions
How do you recognise the Amur ninespine stickleback?
The Amur ninespine stickleback has an elongate, eel-like body, is mainly silver-grey and shows a spots pattern. Row of separate dorsal spines; the male builds and guards a tunnel-shaped plant nest.
Where does the Amur ninespine stickleback live?
The Amur ninespine stickleback lives in both fresh and salt water and is mostly found around mixed bottom. East Asia; fresh and brackish waters.
How big does the Amur ninespine stickleback get?
The Amur ninespine stickleback grows to a maximum of about 7 cm.
Is the Amur ninespine stickleback dangerous to humans?
No, the Amur ninespine stickleback is harmless to humans. None required: this species is harmless to humans.
Is the Amur ninespine stickleback edible?
The Amur ninespine stickleback is not usually eaten.
More photos
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All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Pungitius
More from the family Gasterosteidae
Want the complete picture on the Amur ninespine stickleback?
Point your camera at the fish and Fin names the species in seconds. Free, and the Amur ninespine stickleback is one of 12,519 species in the app.
Or scan with your phone