Galaxias postvectis
Shortjaw kokopu (Galaxias postvectis) is a small, slender native New Zealand galaxiid that inhabits clear freshwater streams, lakes and occasionally brackish estuaries. It is prized by anglers for its subtle fighting spirit and its role in conservation fisheries, though it is not a major table fish.
Family
Galaxiidae
Max Size
26 cm
Habitat
marine, freshwater, brackish
Climate
subtropical
Best Season
Spring to early summer (September‑December in Southern Hemisphere)
Best Time
Dawn and dusk, when insects are most active
No distribution map available
Whanganui River (Upper Reaches)
New ZealandClear, shaded upper reaches of the Whanganui River support healthy Shortjaw kokopu populations, especially in riffle habitats with abundant cover.
Best: December to February
Rangitikei River (Upper Rangitikei)
New ZealandFast‑flowing sections with boulders and woody debris provide ideal feeding grounds for kokopu; easy access from State Highway 1 makes it popular with locals.
Best: October to March
Tongariro River (Near Tokaanu)
New ZealandCold, clear waters draining from the volcanic plateau host dense kokopu aggregations; anglers often use light nymphs and soft plastics.
Best: November to February
Rakaia River (Middle Reaches)
New ZealandSandy riverbed with interspersed gravel bars offers a more challenging environment; success depends on precise timing and stealth.
Best: December to March
Mokau River (Upper Mokau)
New ZealandRemote, forest‑lined stretches with abundant leaf litter create perfect habitat; limited access keeps pressure low and fish wary.
Best: October to March
Huka Falls Tributaries (Lake Taupō)
New ZealandPowerful spray zones and turbulent pools attract kokopu; a bucket‑list spot for enthusiasts seeking high‑action freshwater fishing.
Best: December to February
Best bait: Live earthworms, mosquito larvae, small minnows