Zera Luther Tanner

Zera Luther Tanner
Captain Zera L. Tanner
Born(1835-12-05)December 5, 1835
Warsaw, New York
DiedDecember 16, 1906(1906-12-16) (aged 71)
Washington, D.C.
Buried
Allegiance United States
BranchUnited States Navy
Years of service1868–1897
Rank Commander
CommandsUSFC Fish Hawk
USFC Albatross
Signature

Zera Luther Tanner (December 5, 1835 – December 16, 1906), sometimes spelled Zero, was an American naval officer, inventor, and oceanographer. Tanner invented a depth sounding system, wrote several books on hydrography and retired as a commander of the United States Navy in 1897.