Indeed, but the winter is just a metaphor for hard times. Whoever made the observation above will have meant to liken the fisherman’s current lifestyle to the summertime plenty, with the potential of “something happening” in the future to make that situation unsustainable representing the Winter.

I think he might have even used the giant cannery from the mba’s plan as the thing that moved all the locals out of the ideallic village and caused that winter.