Ellis Island was in Jersey City, Hudson County, New Jersey. So you would be looking for a Hudson County, New Jersey death. I think there is a Hudson County mailing list at rootsweb. http://lists.rootsweb.com There also are wikipedia pages having similar listings, but this page has a list of Hudson County, NJ cemeteries along with comments about making inquiries: http://freepages.history.rootsweb.ancestry.com/~murg/cemeteries.htm