The Ahven-class minesweepers (en|Perch) were a series of six minesweepers of the Finnish Navy. The ships were constructed in 1936–1937 at the Turun Veneveistämö Shipyard in Finland and saw service during World War II. The Ahven class was stricken in 1961.
The Ahven class were a series of minesweepers that had a standard displacement of 17order=flipNaNorder=flip. They measured long with a beam of and a draught of . The vessels were powered by a diesel engine rated at 65bhp turning one propeller giving the minesweepers a maximum speed of 10.5kn. The Ahven class were armed with one gun mounted on the deck forward and had a complement of 8 officers and ratings.
The six Ahven-class minesweepers were:
All six vessels of the class were constructed by Turun Veneveistämö Shipyard in Finland and launched in 1936–1937. Designated a motor minesweeper, the Ahven class were later renamed and were stricken in 1961.