Caleb Hopkins was a seaman. He was also a `voluntary' with his father and older brother when about fifteen; called `heire apparent' in father's will, while brother Giles was living; Caleb and Myles Standish were executors of Stephen Hopkins' will of 1644; `became a seaman, and dyed at Barbadoes,' according to Governor Bradford, writing bet. 6 March and 3 April 1651; c.p. in Barbados after 6 June 1644 and bef. 3 April 1651.'
Sources
U.S. and International Marriage Records, 1560-1900. Yates Publishing.
Mayflower Families in Progress: Stephen Hopkins of the Mayflower and his descendants for four generations. John D. Austin.General Society of Mayflower Descendants, Plymouth MA, 1988.
Ferris, Mary W. Dawes-Gates Ancestral Lines: A Memorial Volume Containing the American Ancestry of Rufus R. Dawes, Volume 1, published online by Ancestry.com, The Generations Network, Inc., Provo, UT, 2005; original book privately printed, 1943.
Caleb H. Johnson, The Mayflower and her passengers (Indiana:Xlibris Corp., Caleb Johnson, 2006)
"Mayflower Families Through Five Generations", Volume six, "Hopkins", Published by General Society of Mayflower Descendants, 1992.
Source: Robert Charles Anderson, The Pilgrim Migration: Immigrants to Plymouth Colony 1620-1633, Boston, New England Historic Genealogical Society 2004
Source: Author: Leon Clark Hills - Two Volumes in one Title: History and Genealogy of the Mayflower Planters and First Comers to Ye Olde Colonie Publication: Name: reprint, Clearfield Company; Baltimore, 1990
John D. Austin, Mayflower Families Through Five Generations, Vol 6, Stephen Hopkins, Plymouth, Mass.: General Society of Mayflower Descendants, 2001 [3rd edition], Page 5.