Cod fisheries into a "codfish aristocracy". The American settlers rose up against British "tariff on an import, instigated by merchants, including John Hancock and John Rowe, in which the scions of the codfish aristocracy" disguised themselves, boarded their own ships, and disposed of their own goods into the harbor in protest to the tariff, more commonly known as the Boston Tea Party (p. 96). In the 20th century, Iceland re-emerged as a fishing power and entered the Cod Wars to gain control over the north Atlantic seas. In the late 20th and early 21st centuries, cod fishing off the coasts of Europe
Murray cod cod have also been known to eat ducks, cormorants, freshwater turtles, water dragons, snakes, mice, and frogs. The observations of the recreational fishermen fishing for Murray cod with surface lures at night reveal that the popular description of Murray cod as a demersal ambush predator is only partially correct. While this behaviour is typical during the day, at night, Murray cod are active pelagic predators, venturing into shallow waters and frequently taking prey from the surface. Murray cod reach sexual maturity between four and six years of age, generally five years. Sexual maturity in Murray cod is dependent on age.