In the fourth interview session, conducted on August 12, 1999, Paquet continues to discuss his work with the Northwest Power Planning Council to create a fish and wildlife plan in the early 1980s. He continues to talk about the life cycle of fish native to the river, describes how those cycles are disrupted by the dams, and talks about efforts to mitigate these disruptions. He continues to speak about the reception and implementation of the NWPPC fish and wildlife plan. He talks about changes to the plan after implementation.