The Sakhalin ninespine stickleback (Pungitius tymensis) is a freshwater fish of the family Gasterosteidae that grows up to 7 cm.
Description
The Sakhalin ninespine stickleback is a small stickleback (Gasterosteidae) from fresh and slightly brackish water of northeastern Asia, including Sakhalin. The species grows to about 7 cm and has a slender, yellow-brown body with a row of separate spinelets before the dorsal fin and bony side plates. As a bottom-oriented fish it lives among water plants of cool streams, ponds and swamps and eats small invertebrates and larvae; the male builds a nest and guards the eggs. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Sakhalin ninespine stickleback?
The Sakhalin ninespine stickleback has an elongate, eel-like body and is mainly brown.
Where does the Sakhalin ninespine stickleback live?
The Sakhalin ninespine stickleback lives in fresh water and is mostly found around mixed bottom.
How big does the Sakhalin ninespine stickleback get?
The Sakhalin ninespine stickleback grows to a maximum of about 7 cm.
Is the Sakhalin ninespine stickleback dangerous to humans?
No, the Sakhalin ninespine stickleback is harmless to humans.
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Appearance
Habitat & distribution
Behaviour & biology
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Status & sources
Same genus Pungitius
More from the family Gasterosteidae
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