Moudge Class LOA 312’ / 95.1 m TDISP 1,500 tons (1 active, 1 variant active as SIGINT ship, 4 lost). This class has been heavily modified, with the latest units showing evidence of major upgrades. At least 3 units sunk during 2026 War.
IRIS Jamaran frigate line drawing. Credit: Jimderkaisser / CC BY-SAIRIS Sahand 74 (2018) reuses the pennant number of the Alvand class frigate destroyed by US forces during 1988. This new Sahand is reportedly an upgraded Moudge variant. Reportedly destoyed during 2026 War.
IRIS Jamaran 76 (2010-2026) Reported sunk US airstrike 28 Feb. 2026IRIS Damavand 77 (2015-2018) this ship appears to have ran aground on the harbour breakwaters of Bandar-e-Anzali. Reports by the regime are that it was raised and will be returned to service. Actually replaced by a new unit Deylaman (78).Given the position of the aft helicopter platform, it appears that the wreck is severely damaged, with the crane engaged in salvaging components.
Alvand Class LOA 310’ / 94.5 m TDISP 1,500 tons (3 active, 1 sunk by USN units, 1988)
A starboard beam view of an Iranian Alvand class frigate underway, 1988. NARA: USN Official 330-CFD-DN-ST-88-07502 (PH1 Alex Hicks)An aerial view of the Iranian frigate IRIS Sahand burning after being attacked by aircraft of Carrier Air Wing 11 in retaliation for the mining of the USS Samuel B. Roberts, April 18, 1988. Remarkably, this ship was repaired. NARA: USN Official 330-CFD-DN-SN-89-03123
The Searchers 