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  • Porochilus argenteus
  • Porochilus argenteus
  • Porochilus argenteus
Down arrow Cat-eLog Data Sheet
Scientific Name Porochilus argenteus  (Zietz, 1896)
Common Name Silver Tandan
Type Locality Cooper Creek, near Innamincka, South Australia.
Synonym(s) Neosilurus argenteus
Pronunciation ar JEN tee uss
Etymology Porochilus: Greek, poros = porous + Greek, cheilos =lip. The specific name, argenteus, means silver in reference to this species overall colour.
Down arrow Species Information
Size 350mm or 13.8" SL. Find near, nearer or same sized spp.
Identification Silver tandans are often placed in the genus Neosilurus, although the latest work suggest their placement in Porochilus.
Sexing They may be sexed by the shape of their urogenital papilla, females are short and flat, males papilla are longer and pointed.
General Remarks Found in Central Australia in the Diamantina and Georgina rivers, Cooper Creek, and parts of the drainages on the Barkley Tablelands. One record also exists from the Macumba River in South Australia. Records from the Finke River are incorrect and it is not the type locality as some have suggested.
Down arrow Habitat Information
Distribution Oceania: endemic to Australia.
Australia waters, Central Australia Waters (click on these areas to find other species found there)

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IUCN Red List Category Least Concern, range map and more is available on the IUCN species page. Last assessed 2019.
pH 7.5 - 8.2
Temperature 9.0-30.0°C or 48.2-86°F (Show species within this range)
Other Parameters 20-40 dH.
Down arrow Husbandry Information
Feeding Flake foods and live foods of any kind.
Breeding This species probably spawn during flooding and undertake substantial migrations, either as adults and / or juveniles.
Breeding Reports There is no breeding report.
Down arrow Further Information
Reference Report on the work of the Horn Expedition to Central Australia. Part 2, pp 410, Pl. 16 (fig. 7).
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Last Update 2020 Sep 20 01:47 (species record created: 2005 Dec 27 00:00)