HELP-TORGERSON 1889 Immigrant-Boston

Rhinehardt Torgerson.Born March 4, 1870. He emigrated to America through Boston Mass.about 1889. Possibly as a hand on whatever ship came into that port that year. I don't even know the month.He was 19 yrs old.
Father: Forger Nelson (lost at sea)fisherman
Mother Gusinr Gulbarnsum
He had at least one brother named Jon and a sister (we only know as possible nickname Tita.any info?