Stokell's smelt

Stokell's smelt (Stokellia anisodon) is a small freshwater fish, found in rivers between the Waiau and Waitaki Rivers on the east coast of the South Island of New Zealand. Their length is 7–9 centimetres (2.8–3.5 in). It is the only member of the genus Stokellia.

Stokell's smelt
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Osmeriformes
Family:	Retropinnidae
Genus:	Stokellia Whitley, 1955
Species:	S. anisodon
Binomial name
Stokellia anisodon (Stokell, 1941)
Approximate known distribution (in orange) of Stokell's smelt on a map of the South Island

In recent years their numbers have declined rapidly.^[1]