Corvettes and Patrol Ships
Bahrain – FPB 62 Lurssen corvette design LOA 207′ / 63.1 m TDISP 650 tons (2 active, service since 1987) 
Bahrain – TNC 45 Lurssen FAC-missile design LOA 147′ / 44.8 m TDISP 265 tons (4 active, service since 1984) 
Bahrain – Cyclone Class Patrol Boats LOA 179′ / 54.6 m TDISP 330 tons (13, 5 active with US Navy, 5 transferred to Bahrain, first unit transferred to Philippine Navy)
Bahrain – FPB 38 Lurssen FAC-Gun LOA 126′ / 38.4 m TDISP 210 (2 active, service since 1982) 
Dominican Republic – Almirante Didiez Burgos – Balsam Class buoy tender DA-304 (2001) LOA 180′ / 24.4 m TDISP 1,030 tons . Formerly USCGS Buttonwood WLB-306 (1943-2001). 
El Salvadore – Manuel Jose Arce BL-01 Balsam Class buoy tender (2002) LOA 180′ / 54.9 m TDISP 1,030 tons. Formerly USCGS Madrona WLB-302 (1943-2002). Used as mother ship for smaller patrol craft.
Equatorial Guinea – Bata 047 Corvette (2012) LOA 286′ / 87.2 m TDISP 1,360. OPV 88 design built at Varna, Bulgaria.
Equatorial Guinea – PV50M class Patrol Ship LOA 161′ / 49.1 m Built in Varna, Bulgaria (2 active, service since 2008)
Estonia – EML Admiral Pitka A-230 (2000-2013) LOA 245′ / 74.7 m TDISP 1,970 tons. Formerly Danish Navy HDMS Beskytteren F-340 (1976-2000) scrapped 2014.
Faroe Islands – Brimil Patrol Ship (2001) LOA 197′ / 60 m TDISP 2,030 tons. Built in Norway. 
Finland – Hamina Class Fast Attack Craft (missile) LOA 168′ / 51.2 m TDISP 275 tons (4 active, service since 1998)
Finland – Rauma Class Fast Attack Craft (missile) LOA 158′ / 48.2 m TDISP 250 tons (4 active, service since 1990)
Gabon – P400 Patrol Ships LOA 179′ / 24.1 m TDISP 450 tons (3, 2 retired, service since 1988, two units served for most of this time, being decommissioned before 2010. An ex-French unit was transferred 2014 and in service)
Ghana – Balsam class buoy tender patrol (ex-USGC Buoy tenders) LOA 180′ / 54.9 m TDISP 1,000 tons (2 active, service since 2001) Formerly USGC tenders, originally commissioned 1944. 
Guyana – GDFS Essequibo 1026 (2001) Patrol Ship. LOA 156′ / 47.5 m TDISP 900 tons. Formerly HMS Orwell M-2011 (1985-2001) Royal Navy River Class Minesweeper.
Iceland – Thor (2011) LOA 308′ / 93.9 m TDISP 4,000 tons . Built in Mexico, Coast Guard, but Iceland has no naval service, so this appears to fit the role.
Iceland – Aegir Class LOA 230′ / 70.1 m TDISP 1,500 tons (2 active, service since 1968)
Ireland – Samuel Beckett Large Patrol Vessels LOA 295′ / 89.9 m TDISP 2,200 tons (4 active, service since 2014) enlarged version of the Roisin class.
Ireland – Roisin Class Large Patrol Vessels LOA 259′ / 78.9 m TDISP 1,700 tons (2 active, service since 1999)
Ireland – LÉ Eithne P-31 Patrol Ship (1984) LOA 278′ / 84.7 m TDISP 1,920 tons. Current flagship
Ireland – Peacock Class patrol corvettes LÉ Orla P-41 and LÉ Ciara P-42 (service since 1988) LOA 205′ / 62.5 m TDISP 720 tons. Formerly HMS Swift and Swallow, Hong Kong service. Similar ships in service with Philippines.
Ireland – P21 class Patrol Ships LOA 213′ / 64.9 m TDISP 1,030 tons (3 retired, service 1978-2014)
Libya – Al-Karama (2018) LOA 214′ / 65.2 m TDISP 1020 tons. Formerly Irish Navy Patrol vessel (see immediately above) LÉ Aisling P-23 (1980-2016). Transferred after multiple sales. 
Libya – Nanuchka II class corvettes LOA 195′ / 59.4 m TDISP 660 tons (4 transferred from Russia, 2 sunk, 1 scrapped)
Tariq Ibn Ziyad 416 (1982-ca.2014) formerly USSR MRK-9. From imagery of Benghazi, this ship sank at its mooring late Oct. or early November 2014, and is still (2021) there.
Lithuania – Grisha III class corvettes Project 1124M LOA 234′ / 71.3 m TDISP 1,200 tons (2, service 1992-2003)
Mauritania – Huangpu class Patrol Boats LOA 197′ / 60 m TDISP 440 tons. Built in China. (2 active, service since 2002)
Mauritius – MCGS Barracuda (2014) Kora class LOA 243′ / 74.1 m TDISP 1,350 tons. built in India.
Mauritius – MCGS Vigilant (1996) LOA 246′ / 75 m TDISP 2,000 tons. Design based on a Canadian fisheries vessel.
Namibia – NS Elephant Large Patrol Vessel (2012) LOA 354′ / 107.9 m TDISP 2,850 tons. Chinese-built.
Namibia – NS Lt. Gen. Dimo Hamaambo C-11 (2004-2012) LOA 184′ / 56.1 m TDISP 1,020 tons. formerly Brazilian Navy Imperial Marinheiro class fleet tug Purua V-23 (1955-2002) 
Namibia -Type 037I Haiqing class corvettes LOA 206′ / 62.8 m TDISP 470 tons (2 active, service since 2017) Formerly Chinese PLAN, donated around 2014.
Namibia – NS Nathanael Maxwilili (2002) AND NS Anna Kakurukaze Mungunda (2004) LOA ca. 190′ / 57.9 m TDISP 1,400 tons. Two similar patrol ships, mostly used for fisheries protection, NS Maxwilili has a helicopter flight deck. 
Nigeria – P18 / Type 056 Chinese-built corvettes LOA 300′ / 91.4 m TDISP 1,500 tons (2 active, service since 2018?)
Nigeria – Vosper Thornycroft Mk9 LOA 226′ / 68.9 m TDISP 780 tons (2 retired, service 1980-ca.2007) Many operational issues with these, with one unit suffering a large explosion. The remaining unit disappears from imagery in early 2017, assumed scrapped.
Nigeria – NNS Prosperity A-497 (2015) LOA 214′ / 65.2 m TDISP 1,000 tons. Formerly Irish Naval Service LÉ Emer P-21 (1978-2013). see above. 
Oman – Project Khareef Corvettes LOA 323′ / 98.5 m TDISP 2,740 tons (3 active service since 2010)
Oman – Qahir Class Corvettes LOA 276′ / 84.1 m TDISP 1,470 tons (2 active, service since 1996) Vosper Thornycroft built. 
Oman – Al-Ofouq class Patrol Ships LOA 246′ / 75 m TDISP 1,100 tons (4 active, service since 2015)
Paraguay – Humaita class River Gunboats LOA 230′ / 70.1 m TDISP 900 tons (2 retired, service 1931-1992) Italian built to a Paraguayan design. ARP Hamaita is a museum ship, and Paraguay is a stores ship. Both ships have held up unnaturally well due to fresh water conditions.
Paraguay – ARP Teniente Farina P-04 – Bouchard class (1964-ca. 2014) LOA 197′ / 60 m TDISP 660 tons. Formerly Argentinian Navy ARA Py M-10 (1939-1964) minesweeper, used for patrol work. This ship appears to be on the grounds of a scrapyard, likely to be dismantled. (2 other Bouchard class were transferred to Paraguay and are now scrapped)
Qatar – Barzan class – Vita class LOA 185′ / 56.4 m TDISP 390 tons (4 active, service since 1996) Vosper Thornycroft built. 
Qatar – Damsah class – Combattante III M Fast Attack-Missile LOA 184′ / 56.1 m TDISP 400 tons (3 active, service since 1982). French built. 
Senegal – Fouta (1987) Improved Osprey 55 class Patrol Ship LOA 185′ / 56.4 m TDISP 480 tons
Senegal – Njambuur P-773 PR72M class (1983-ca. 2017) LOA 191′ / 58.2 m TDISP 460 tons.
Senegal – PR-48 class patrol boat LOA 156′ / 47.5 m TDISP 254 tons (3 retired, service 1974-ca.2017. last 2 units appeared to be scrapped Dakar 2017)
Syria – OSA I and II class LOA 127′ / 38.7 m TDISP 250 tons (6 active, service since 1979). Transferred from Russia starting in 1979. According to Jane’s Fighting Ships 2013-2014 edition, the Osa I boats are based at Tartus, and the Osa II are based at Latakia. 
Yemen – Tarantul I – Project 1241 LOA 184′ / 56.1 m TDISP 590 tons (2 transferred from Russia, 1 retired, service since 1990)
Yemen – Hounan Type 021 class missile boats LOA 127′ / 38.7 m TDISP 250 tons (3 transferred from Russia, 1 may still be active). Chinese-built variant of an OSA 1 class missile boat.
Yugoslavia (historical) – Sava, Temes class river monitor formerly Austro-Hungarian Navy’s SMS Bodrog (1904), fired first naval gunfire of the conflict at Serbian positions. A few day later the war widened to include European powers and then overseas nations/dominions/colonies – the First World War. Served as part of the Danube flotilla, Serbian campaign. LOA 185′ / 56.4 m TDISP 440 tons. restored Belgrade, Serbia, placed on display 2021.
The Searchers 