Pleaded guilty to violating a subsection of the Fisheries Act.
CEO Alfredo Barrios says investment awaiting a rebound in aluminium prices.
Environmentalists have expressed concerns about emissions from the proposed LNG plants in Kitimat.
Closure will affect most of the smelter’s 425 workers.
Will focus on higher-cost plants as it confronts low prices.
Rio Tinto Alcan, Alcoa plan huge expenditures to modernize Quebec facilities and market new products