The Buyskes class was a class of two hydrographic survey vessels that were part of the Dutch Hydrographic Service of the Royal Netherlands Navy. Together with HNLMS Tydeman the ships of this class were the main ships of the Dutch Hydrographic Service during the last quarter of the 20th century. While the ships of the Buyskes class were built for performing hydrographic research, the Tydeman was focused on oceanography.

Latvian Naval Forces is the naval warfare branch of the National Armed Forces. It is tasked with conducting military, search and rescue operations, mine and explosive sweeping on the Baltic Sea, as well as ecological monitoring activities. The Naval Forces have participated in international NATO/Partnership for Peace operations and various exercises with great success. The main development priorities of the Naval Forces are to expand their activities within the Baltic States’ Ship Squadron BALTRON and to develop a Sea Surveillance System. They pay a great deal of attention to professionally specialized training and English-language teaching.