''Forel'' (russian: Форель, german: Forelle - Trout) was a

midget submarine A midget submarine (also called a mini submarine) is any submarine under 150 tons, typically operated by a crew of one or two but sometimes up to six or nine, with little or no on-board living accommodation. They normally work with mother ships, ...

Krupp The Krupp family (see pronunciation), a prominent 400-year-old German dynasty from Essen, is notable for its production of steel, artillery, ammunition and other armaments. The family business, known as Friedrich Krupp AG (Friedrich Krup ...

Kiel Kiel () is the capital and most populous city in the northern Germany, German state of Schleswig-Holstein, with a population of 246,243 (2021). Kiel lies approximately north of Hamburg. Due to its geographic location in the southeast of the J ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. The design was an experimental design built as a private venture by Krupp in hopes of attracting a contract from the

Imperial German Navy The Imperial German Navy or the Imperial Navy () was the navy of the German Empire, which existed between 1871 and 1919. It grew out of the small Prussian Navy (from 1867 the North German Federal Navy), which was mainly for coast defence. Wilhel ...

. Although the design proved moderately successful, the submarine did not attract German naval attention. She was purchased by the

Imperial Russian Navy The Imperial Russian Navy () operated as the navy of the Russian Tsardom and later the Russian Empire from 1696 to 1917. Formally established in 1696, it lasted until dissolved in the wake of the February Revolution of 1917. It developed from ...

(IRN) in 1904 and served with the IRN until she was lost in a diving accident in 1910. She had the distinction of being the first submarine to have been built in Germany, preceding . ''Forel'' was succeeded in service by the ''Krab'' class (one ship).

Design

''Forelle'' was a single-hull boat designed with internal ballast and compensating tanks. She had fixed angled aft planes, and movable forward units for dive control. This boat had to be carried into action on board a surface ship and launched close to its target, as she was not fitted with a separate surface propulsion system. She was equipped with two

Whitehead torpedo The Whitehead torpedo was the first self-propelled or "locomotive" torpedo ever developed. It was perfected in 1866 by Robert Whitehead from a rough design conceived by Giovanni Luppis of the Austro-Hungarian Navy in Fiume. It was driven by a t ...

es.

Operational history

The Imperial Russian Navy purchased the submarine in May 1904 for service in the

Russo-Japanese War The Russo-Japanese War ( ja, 日露戦争, Nichiro sensō, Japanese-Russian War; russian: Ру́сско-япóнская войнá, Rússko-yapónskaya voyná) was fought between the Empire of Japan and the Russian Empire during 1904 and 1 ...

. It was shipped from Kiel to

Liepāja Liepāja (; liv, Līepõ; see #Names and toponymy, other names) is a state city in western Latvia, located on the Baltic Sea. It is the largest-city in the Kurzeme Planning Region, Kurzeme Region and the third-largest city in the country after R ...

by railway, together with a team of German engineers to train the Russian crew, and was commissioned at

Kronstadt Kronstadt (russian: Кроншта́дт, Kronshtadt ), also spelled Kronshtadt, Cronstadt or Kronštádt (from german: link=no, Krone for "crown" and ''Stadt'' for "city") is a Russian port city in Kronshtadtsky District of the federal city of ...

on 21 August 1904. It was then sent via the

Trans-Siberian Railway The Trans-Siberian Railway (TSR; , , ) connects European Russia to the Russian Far East. Spanning a length of over , it is the longest railway line in the world. It runs from the city of Moscow in the west to the city of Vladivostok in the ea ...

Vladivostok Vladivostok ( rus, Владивосто́к, a=Владивосток.ogg, p=vɫədʲɪvɐˈstok) is the largest city and the administrative center of Primorsky Krai, Russia. The city is located around the Zolotoy Rog, Golden Horn Bay on the Sea ...

, arriving on 29 September, and joined the Siberian Flotilla on 2 October, becoming the first Russian submarine in the Pacific. Although the submarine did not see combat during the Russo-Japanese War, its presence had an important psychological effect. ''Forel'' continued to operate out of Vladivostok after the war; however, by 1908 it was considered obsolete and was re-classed as a training vessel. The submarine sank in an accident on 17 May 1910. The crew managed to escape, and the ship was salvaged from a depth of . Vice Admiral

Ivan Grigorovich Ivan Konstantinovich Grigorovich (russian: Ива́н Константи́нович Григоро́вич) (26 January 1853 – 3 March 1930) served as Imperial Russia's last Naval Minister from 1911 until the onset of the 1917 revolution. Ea ...

authorized it to be returned to Liepāja for repairs, but shipping was never implemented.

References

External links

{{DEFAULTSORT:Forel Submarines of the Imperial Russian Navy Submarines of Germany Ships built in Kiel 1903 ships Russo-Japanese War naval ships of Russia Russian submarine accidents Shipwrecks of Russia Shipwrecks in the Pacific Ocean Maritime incidents in 1910