Korgialenios was built as merchant vessel , but was purchased by Hellenic Navy and served formerly as cargo vessel. Tenedos was former Turkish rescue tug, captured by Greeks 14.10.1912, used in peace time on the basic purpose.
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Korgialenios was sunk 23.4.1941 by German aircraft at Corfu, raised by Germans and commissioned by Kriegsmarine as submarine chaser UJ2110, scuttled at Saloniki 25.10.1944. Tenedos was sunk by German aircraft in Saroniki Bay 23.4.1941, raised by Germans and commissioned by Kriegsmarine as submarine chaser UJ2106; sunk 21.6.1944 by British submarine Unsparing in Aegean sea.