What does Lake Amatitlán represent to Eduardo in the book, Mourning: A Novel?

For Eduardo, the lake behind his grandparents' house symbolizes loss. Not only does Eduardo lose his watch in its depth as a boy, but many children in the community are known to have drowned in the same waters. Lake Amatitlán, therefore, resembles all of the things the individual loses throughout his life. Though one may know when or where something has been taken from him, ultimately he is unable to recover these thi