Not always. It is proper to refer to Seaman Recruits (E-1), Seaman Apprentices (E-2) and Seaman (E-3) all as Seaman. However, there is also Fireman, Constructionman, etc. So if you are a Seaman, Seaman Apprentice, or Seaman Recruit, then yes, you can be referred to as Seaman.
Seaman Jacobs's birth name is Seaman Block Jacobs.
Robert Seaman was 72 when he married Nellie Bly.
A Seaman's Book is a record of a seaman's career certifications and experiences. It does not take the place of a passport or visa.
There is no private in the navy. The lowest rank in the navy is seaman recruit. Then it is seaman apprentice and then seaman.
The abbreviation for Seaman Recruit is SR.
Tim Seaman was born in 1972.
Lazarus Seaman died in 1675.
Seaman Farm was created in 1805.
Seaman Dan was born in 1929.
Christopher Seaman was born in 1942.
Daniel Seaman was born in 1961.