Brown, with indistinct markings and a flexibile, cigar-shaped body, short blunt head, small eyes and large mouth the Black mudfish often reaches 9cm in length. However it has been known to reach 15.7cm.
- Scientific Name: Neochanna diversus
- Habitat: Found in NZ from the Waikato area northwards the Black mudfish inhabits wetlands
- Threatened Species: 5. Gradual decline
- Marine Stage: No