The protest comes days after the National Energy Board allowed construction to resume at two Burnaby terminals for the Trans Mountain pipeline expansion.

The decision does not cover a request to resume construction at the Edmonton terminal, which is still under review.

Trans Mountain says it is reviewing the details of Friday's decision and will decide on processes and a construction schedule in the coming weeks.

The Alberta government says it will ease its oil production curtailment program by 25,000 barrels per day in August.

The National Energy Board has issued a certificate for the Trans Mountain pipeline expansion after it was approved by Ottawa on Tuesday but is seeking input from affected parties and the public on its resumption of regulatory processes.

Natural Resources Minister Amarjeet Sohi says he is hopeful consultations with 117 Indigenous communities will be complete within 90 days.

The attorney general of B.C. alleged in a statement of claim that the Preserving Canada's Economic Prosperity Act was meant to counteract steps taken by B.C. in its opposition to the Trans Mountain pipeline project.

The recommendations for slower, quieter ferry traffic came on the same day the province announced it was restoring nearly 3,000 sailings to coastal communities.

The NEB says the project could cause environmental harm but that the benefits of the pipeline outweigh the effects.

Trans Mountain pipeline opponents are vowing to stand in the way of the project's expansion.