The brown mudfish (Neochanna apoda) is a galaxiid endemic to New Zealand.

The species is found in wetlands in the southwest of the North Island and the northern half of the west coast of the South Island.

It commonly grows to 100–130 mm in length, and it can live to at least 7 years.

[2] In 2014, the New Zealand Department of Conservation classified the brown mudfish as "At Risk: Declining" with qualifier "C(1/1) >100,000 mature individuals, predicted decline 10–70%".

[3] Also in 2014 the IUCN rated the brown mudfish as "Endangered".