[5] Some authorities recognise Johnius sina as a valid species,[3] while others treat it as a synonym of J.

[7] Johnius dussumieri has a specific name that honours the French merchant and voyager Jean-Jacques Dussumier on whose account of this species Cuvier based his formal description.

This species is greyish on the back, silvert with a golden sheen on the flanks and underside.

[2] Johnius dussumieri is found in the Indian Ocean from Pakistan east to the north western part of Peninsular Malaysia.

It is found at depths down to 40 m (130 ft) in coastal waters, including estuaries and the mouths of rivers.