New Zealand grayling (Prototroctes oxyrhynchus)

Scientific name: Prototroctes oxyrhynchus G?nther, 1870

New Zealand grayling (Prototroctes oxyrhynchus)

The New Zealand grayling (Prototroctes oxyrhynchus) is a freshwater fish of the family Retropinnidae. Native range: Oceania, endemic to New Zealand.

Biology

Now extinct. The last recorded specimen was brought to the British Museum in the 1930's.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Prototroctes oxyrhynchus
Family
Retropinnidae (New Zealand smelts)
Order
Osmeriformes (Smelts)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
22.0
Environment
Marine; freshwater; brackish; benthopelagic; anadromous
Climate
Subtropical
Distribution
Oceania: endemic to New Zealand.
Conservation status (IUCN)
Extinct (EX)
Threat to humans
Harmless
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (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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