There's a lot, so I'll talk quickly and see what I can do.
The three processors that are there right now can very easily, between them, handle 400,000 seals. In the heyday back in the early 2000s they were doing over 300,000 regularly, with space to spare. It's easy to keep going.
In terms of the harvesters, they go out in the boats—inshore harvesters in speedboats—up to 40-foot and 60-foot longliners. They're no longer allowed to use any boats larger than a 65-footer.