SM UB-48 was one of the 329 submarine

Submarine

A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which has more limited underwater capability...

s serving in the Imperial German Navy (Kaiserliche Marine

Kaiserliche Marine

The Imperial German Navy was the German Navy created at the time of the formation of the German Empire. It existed between 1871 and 1919, growing out of the small Prussian Navy and Norddeutsche Bundesmarine, which primarily had the mission of coastal defense. Kaiser Wilhelm II greatly expanded...

) in 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...

.
UB-48 was engaged in the naval warfare

Naval warfare of World War I

Naval warfare in World War I was mainly characterized by the efforts of the Allied Powers, with their larger fleets and surrounding position, to blockade the Central Powers by sea, and the efforts of the Central Powers to break that blockade or to establish an effective blockade of the United...

 and took part in the First Battle of the Atlantic.

Career

SM UB-48 was one of the most successful U-boats in the German Navy during World War I. In just a year and four months, UB-48 hit 43 separate vessles and sank 35 of those 43 hit.

List of ships hit by UB-48

Ships sunk or damaged by SM UB-48

Date	Name	Tonnage	Nationality
	Roanoke	4,803	British
	HMS Prize	199	British
	Kongsli	5,826	Norwegian
	Serra Do Marco	50	Portuguese
	Serra Do Pilar	50	Portuguese
	Winlaton	3,270	British
	Hathor	3,823	British
	Imera	1,172	Italian
	Citta Di Bari	1.489	Italian
	Niki	511	Greek
	Valparaiso	4,930	Italian
	Pera	7,635	British
	Collegian	7,520	British
	Glenbridge*	3,845	British
	Dowlais	3,016	British
	Gerasimos	3,845	Greek
	Consols	3,756	British
	Volonta Di Dio	43	Italian
	Harlaw	821	Italian
	Celia	5,004	British
	Edilio	4,719	Italian
	Newminster Abbey	3,114	British
	Aboukir	3,660	British
	Sturton	4,406	British
	Upada*	5,257	British
	Romany	3,983	British
	Kingstonian	6,564	British
	Dalkeith	748	British
	Monte Bianco*	988	French
	Moose*	208	British
	Franklyn	4,919	British
	Tyler	3,928	American
	Clan Ross*	5,971	British
	San Antonio	389	Italian
	Christophero Colombo	264	Italian
	Nivernais	2,555	French
	Penhallow	4,318	British
	Balkan	1,709	French
	Nordboen	2,417	Danish
	Baron Minto*	4,537	British
	Monviso*	4,020	Italian
	Voltaire*	18,400	French

* Ship was damaged