I.45006-001 - Maccullochella ikei Click to enlarge image
Clarence River Cod, Maccullochella ikei Image: Doug Hazel
© Doug Hazel

Fast Facts

  • Classification
    Species
    ikei
    Genus
    Maccullochella
    Family
    Parcichthyidae
    Order
    Perciformes
    Class
    Actinopterygii
    Subphylum
    Vertebrata
    Phylum
    Chordata
    Kingdom
    Animalia
  • Size Range
    It grows to at least 66 cm in length and 41 kg in weight.

Introduction

The Clarence River Cod is a large freshwater species that was described in 1986. It is an endangered species that occurs in river systems of northern New South Wales.



Identification

The species is olive to yellowish above and pale below. It is patterned on the head, back and sides with darker mottling. The margins of the median fins are white.

It looks similar to the Mary River Cod, M. peelii mariensis. The Clarence River Cod however has elongated pelvic fin filaments, a concave head profile and a protruding lower jaw.

Distribution

The species occurs in the upper Clarence River system and has been reintroduced into the Richmond River. Its was formerly abundant in the Brisbane, Clarence and Richmond River systems.

The map below shows the Australian distribution of the species based on public sightings and specimens in Australian Museums. Click on the map for detailed information. Source: Atlas of Living Australia.



Conservation status

It is an IUCN endangered species.

References

  1. Allen, G.R., Midgley, S.H. & M. Allen. 2002. Field Guide to the Freshwater Fishes of Australia. Western Australian Museum. Pp. 394.
  2. Hoese, D.F., Bray, D.J., Paxton, J.R. & G.R. Allen. 2006. Fishes. In Beesley, P.L. & A. Wells. (eds) Zoological Catalogue of Australia. Volume 35. ABRS & CSIRO Publishing: Australia. parts 1-3, pages 1-2178.