I don't really know why this one gets so much hate, at least in comparison to other Friday the 13th movies.
The biggest flaw is, of course, that most of the movie takes place on a boat with only the final portion happening in New York. Even once they get to New York, it's really just Jason chasing around the survivors from the boat through alleys and subways, only killing a few extra people aside from the main characters.
The…