iki jime Fish Finder
Search for your fish and identify the spike point.


Also known as:

Common threadfin

Northern threadfin


Puttynose perch

Common Group Name:


Family Name:


Genus Name:


Species Name:

Polydactylus plebeius

Dispatch Method:

The eating qualities of striped threadfin can be greatly improved if they are killed humanely by iki jime or a firm knock to the head before placing them in an ice slurry after bleeding.

Fish Description:

  • Bluish silver-grey with 7 thin olive/brown longitudinal stripes in larger specimens.
  • Threadfin are so named for the sensory filaments at the base of each pectoral fin. The sensory filaments are used to locate food items in muddy water.

Fish Distribution:

  • This species is found over muddy bottoms in estuaries, coastal beaches and relatively deep waters (to 100m) throughout the Indo-West Pacific region.
  • In Australia they are found along the entire tropical and subtropical northern coastline.

Fish Size Common Length:

15-30 cm, maximum size around 50 cm.