Silver perch

Silver perch
Scientific name

Bidyanus bidyanus

Other names


Frequent misidentifications
  • Large grunter species characterized by a small mouth and head relative to body size.
  • Colour usually silvery grey with darker scale margins, belly whitish and fins dusky grey to black.

Rivers lakes and impoundments preferring areas of rapid flow

  • common length: 30 cm
  • maximum length: 50 cm
Size and possession limits
  • size limit: 30cm minimum
  • possession limit: 5 combined silver perch, Welch´s grunter and Barcoo grunter (no more than 2 of these fish may be silver perch)
  • silver perch caught in the Paroo and Warrego river basins are a NO TAKE species


  • Department of Primary Industries and Fisheries, 1997, Fish Guide. Saltwater, Freshwater and Noxious Species. The Great Outdoors Publications, Brisbane
  • FishBase - A global information system on fishes
  • Fisheries Act 1994 and Fisheries Regulation 2008
  • Grant, EM, 1997, Grant's Guide To Fishes. EM Grant Pty Limited, Brisbane
  • Merrick, JR and Schmida GE, 1984. Australian Freshwater Fishes: Biology and Management. Griffin Press Limited, South Australia
  • Allen, G.R., Midgley, S.H., and Allen, M. Freshwater fishes of Australia. CSIRO Publishing, Victoria.
  • Schmida, G. Freshwater Fishes. Steve Parish Publishing Pty Ltd., Queensland.

Further information

Last updated 20 November 2012