A small freshwater fish, Macquaria australasica (family Percichthyidae), found in New South Wales and Victoria, and valued as a food and sporting fish.
Origin
Early 20th century.
Definition of Macquarie perch in US English:
Macquarie perch
(also Macquarie's perch)
noun
A small freshwater fish, Macquaria australasica (family Percichthyidae), found in New South Wales and Victoria, and valued as a food and sporting fish.