USS Hawkbill (SS-366), a Balao-class submarine, was the first ship of the United States Navy to be named for the hawksbill, a large sea turtle.
HNLMS Flores was a Flores-class gunboat built in the mid-1920s for the Royal Netherlands Navy to patrol the Dutch East Indies.
O 19, laid down as K XIX, was an O 19-class submarine of the Royal Netherlands Navy that saw service during World War II. O 19, along with her sister ship O 20, were the first submarines in the world to be equipped with a submarine snorkel that allowed the submarine to run its diesel engines while submerged.
HNLMS Willem van der Zaan (ML-2/N82/F824/A880) was a minelayer of the Royal Netherlands Navy that was commissioned only days before the start of World War II in September 1939. She served in England, in the Netherlands East Indies, and as a convoy escort in the Indian Ocean before returning to The Netherlands in 1945. She then served again in the Netherlands East Indies and Dutch West Indies until 1950 when she was rebuilt and reclassified as a frigate. From 1961 she was used as an accommodation and repair ship until struck in 1970 and sold for scrap. She was named in honour of the 17th century Schout-bij-nacht Willem Van Der Zaan.
HNLMS Van Kinsbergen was a unique sloop of the Royal Netherlands Navy build by Rotterdamsche Droogdok Maatschappij. She served in the Dutch West Indies in 1940. Later, she served as escort vessel and survived World War II. She was decommissioned on 29 May 1959 and was sold for scrap on 19 May 1974.
HNLMS O 16 was a submarine of the Royal Netherlands Navy that saw service during World War II. She was the first submarine of the RNN manufactured from high-quality Steel 52, with the ability to dive at a depth of 80 metres (260 ft).
O 24, laid down K XXIV was an O 21-class submarine of the Royal Netherlands Navy that saw service during World War II. The most famous occupant of O-24 was Piet de Jong, who was the commanding officer from 1944 until 1946 and who later became Minister of Defence in 1963 and served as Prime Minister of the Netherlands from 1967 until 1971.
HNLMS O 12 was a O 12-class submarine of the Royal Netherlands Navy. Built at Koninklijke Maatschappij De Schelde in Vlissingen, she was launched in 1930 but was unable to take part in military action during World War II. After being scuttled by the Dutch Navy, she was raised by Nazi Germany's Kriegsmarine and taken into service as UD-2, and then scuttled again.
O 13 was an O 12-class submarine of the Royal Netherlands Navy that saw service during World War II. She was built by the Koninklijke Maatschappij De Schelde of Vlissingen. She was one of many Dutch ships doing convoy duty during the Spanish Civil War. At the time of the German invasion of the Netherlands, O 13 was on patrol off the Dutch coast and was attacked by German planes on multiple occasions. After fleeing to England, the submarine was lost during a patrol on the North Sea.
O 14 was a O 12-class submarine of the Royal Netherlands Navy that saw service during World War II. It was built by the Koninklijke Maatschappij De Schelde of Vlissingen and entered active duty on 4 March 1934.
O 4 was an O 2 class patrol submarine of the Royal Netherlands Navy. The ship was built by De Schelde shipyard in Flushing, Netherlands.
HNLMS O 7 was a unique patrol submarine of the Royal Netherlands Navy for use in the home waters of Europe. The ship was built by the Maatschappij Fijenoord shipyard in Rotterdam. The submarines diving depth was 40 metres. O 6 was very similar to the O 7 and they are sometimes regarded as one class.
K II was a unique patrol submarine of the Royal Netherlands Navy. The ship was built by Fijenoord shipyard in Rotterdam. The boat had a diving dept of 40 metres (130 ft).
O 23, laid down as K XXIII, was an O 21-class submarine of the Royal Netherlands Navy that saw service during World War II. During the war she sank and damaged several ships.
O 11 was a O 9-class patrol submarines of the Royal Netherlands Navy. The ship was built by Fijenoord shipyard in Rotterdam.
O 9 was an O 9-class patrol submarines of the Royal Netherlands Navy. The ship was built by Koninklijke Maatschappij De Schelde shipyard in Flushing.
O 10 was a O 9-class patrol submarines of the Royal Netherlands Navy. The ship was built by Nederlandsche Scheepsbouw Maatschappij shipyard in Amsterdam.
K XIII was a K XI class patrol submarines of the Royal Netherlands Navy. The ship was built by Fijenoord shipyard in Rotterdam.
K XVII was one of five K XIV-class submarines built for the Royal Netherlands Navy. She served during World War II.
Z 5, also known as Blade, was a Z-class torpedo boat of the Dutch Koninklijke Marine which also served in the British Royal Navy. She served during World War II, escaping to England after the Dutch surrender during the Battle of the Netherlands. She was decommissioned in 1945.
Netherlands