USS Californian was a United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 cargo ship

Cargo ship

A cargo ship or freighter is any sort of ship or vessel that carries cargo, goods, and materials from one port to another. Thousands of cargo carriers ply the world's seas and oceans each year; they handle the bulk of international trade...

 in commission in 1918.

SS Californian was launched on 12 May 1900 at San Francisco

San Francisco, California

San Francisco , officially the City and County of San Francisco, is the financial, cultural, and transportation center of the San Francisco Bay Area, a region of 7.15 million people which includes San Jose and Oakland...

, California

California

California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

, by Union Iron Works

Union Iron Works

Union Iron Works, located in San Francisco, California, on the southeast waterfront, was a central business within the large industrial zone of Potrero Point, for four decades at the end of the nineteenth and beginning of the twentieth centuries.-History:...

 and delivered later that year to the American-Hawaiian Steamship Company

American-Hawaiian Steamship Company

The American-Hawaiian Steamship Company was founded in 1899 to carry cargos of sugar from Hawaii to the United States and manufactured goods on return trips...

 of New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

. After the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 entered World War I

World War I

World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...

, the United States Shipping Board

United States Shipping Board

The United States Shipping Board was established as an emergency agency by the Shipping Act , 7 September 1916. It was formally organized 30 January 1917. It was sometimes referred to as the War Shipping Board.http://www.gwpda.org/wwi-www/Hurley/bridgeTC.htm | The Bridge To France by Edward N....

 acquired Californian for war service and transferred her to the U.S. Navy on 13 May 1918. The Navy commissioned her as USS Californian on 14 May 1918 with Lieutenant Commander

Lieutenant Commander

Lieutenant Commander is a commissioned officer rank in many navies. The rank is superior to a lieutenant and subordinate to a commander...

 D. Malman, USNRF, in command.

Californian immediately loaded a cargo

Cargo

Cargo is goods or produce transported, generally for commercial gain, by ship, aircraft, train, van or truck. In modern times, containers are used in most intermodal long-haul cargo transport.-Marine:...

 of coal

Coal

Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers or veins called coal beds or coal seams. The harder forms, such as anthracite coal, can be regarded as metamorphic rock because of later exposure to elevated temperature and pressure...

, fuel oil

Fuel oil

Fuel oil is a fraction obtained from petroleum distillation, either as a distillate or a residue. Broadly speaking, fuel oil is any liquid petroleum product that is burned in a furnace or boiler for the generation of heat or used in an engine for the generation of power, except oils having a flash...

, and general supplies for the American Expeditionary Force

American Expeditionary Force

The American Expeditionary Forces or AEF were the United States Armed Forces sent to Europe in World War I. During the United States campaigns in World War I the AEF fought in France alongside British and French allied forces in the last year of the war, against Imperial German forces...

 in France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 and departed on 31 May 1918 to join a convoy

Convoy

A convoy is a group of vehicles, typically motor vehicles or ships, traveling together for mutual support and protection. Often, a convoy is organized with armed defensive support, though it may also be used in a non-military sense, for example when driving through remote areas.-Age of Sail:Naval...

 off New York City.

On 22 June 1918, while proceeding through the Bay of Biscay

Bay of Biscay

The Bay of Biscay is a gulf of the northeast Atlantic Ocean located south of the Celtic Sea. It lies along the western coast of France from Brest south to the Spanish border, and the northern coast of Spain west to Cape Ortegal, and is named in English after the province of Biscay, in the Spanish...

, Californian struck a naval mine

Naval mine

A naval mine is a self-contained explosive device placed in water to destroy surface ships or submarines. Unlike depth charges, mines are deposited and left to wait until they are triggered by the approach of, or contact with, an enemy vessel...

. Although a gallant attempt was made to tow her to port, she sank later that day. Her crew abandoned ship in good order and was picked up by the patrol vessel USS Corsair (SP-159) without suffering any casualties.

Unlike most commercial ships commissioned into U.S. Navy service during World War I, Californian never received a naval registry Identification Number (Id. No.).