There is a lot we don't know about southern resident killer whales and why their populations fluctuate. We do know that prey and the availability of quality prey are really important, but things like physical and acoustic disturbance, environmental contaminants and climate change, for instance, are affecting not just the killer whales themselves, but also the prey that they feed on.
With respect to the seals or the sea lions, as well, and the pinnipeds, again, it's very complicated. Yes, sea lions can eat some of the prey that the SRKW do, and to that extent they are a competitor, but sometimes they eat competitor species to chinook, so they eat hake, for instance, which are chasing the same fish that the chinook are.
Pinnipeds can also be, themselves, prey not for the southern resident killer whales, but for transient killer whales, which are also in some trouble.
That's why the minister referred to the fact that we do need to understand more the complex interactions between the predator and prey in the—