Balston's Pygmy Perch, Nannatherina balstoni Click to enlarge image
Balston's Pygmy Perch, Nannatherina balstoni. Source: Mark Allen / Murdoch University. Image: Mark Allen / Murdoch University.
© Mark Allen / Murdoch University.

Fast Facts

  • Classification
    Genus
    Nannatherina
    Species
    balstoni
    Family
    Percichthyidae
    Order
    Perciformes
    Class
    Actinopterygii
    Subphylum
    Vertebrata
    Phylum
    Chordata
    Kingdom
    Animalia
  • Size Range
    it grows to about 6 cm in length.

Introduction

Balston's Pygmy Perch is brownish above and silvery below. It has stripes and bars that give it a cross-hatched appearance.



Distribution

It is a very rare species that occurs in wetlands in south-western Western Australia.

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.


Distribution data sourced from the Atlas of Living Australia

References

  1. Allen, G.R. 1989. Freshwater Fishes of Australia. T.F.H. Publications. Pp. 240.
  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.