more than 1000 t of displacement:
| No | Name | Launched // Comm. | Builder | Displacement, t | Dimensions, m | Speed, kts | Fuel, t | Armament | Fate |
| PY1, 10.1943- WPG183 | Mayflower (ex-Ogden Goelet) | 1896 // 3.1898 | Thompson, Clydebank, UK | 2690 | 83.2x11.0x | 17 | 2VTE, 2400 | 6-57 | presidential yacht, patrol yacht 7.1920, sold 10.1931, Coast Guard cutter 10.1943, for disposal 1.1947 |
| SP609, 7.1920- PY6 | Nokomis (ex-Nokomis II) | 1914 // 12.1917 | Pusey & Jones, Wilmington | 1265 | 74.1x9.7x | 16 | 4-76 | stricken 5.1938 | |
| SP136, 7.1920- PY9 | Niagara | 1898 // 4.1918 | Harlan & Hollingsworth, Wilmington | 2690 | 86.0x13.1x | 12 | 4-102, 1 DCT | stricken 12.1931 | |
| PY16 | Zircon (ex-Nakhoda) | 1929 // 1941 | Pusey & Jones, Wilmington | 1220 | 71.7x10.4x | 14 | 2diesels, 1100 | 2-76/50, 2-20, 2 DCR | stricken 6.1946 |
| PY22 | Azurlite (ex-Vogabondia) | 1928 // 3.1942 | Germaniawerft, Kiel, Germany | 1080 | 64.3x10.4x | 12 | 2diesels, 800 | 2-76/50 | for disposal 1.1947 |
| PY23 | Beryl (ex-Rene) | 1929 // 3.1942 | Pusey & Jones, Wilmington | 1400 | 68.6x10.4x | 14 | 2diesels, 1100 | 2-76/50 | to Maritime Commission 10.1946 |
| PY25 | Crystal (ex-Vida) | 1929 // 2.1942 | Pusey & Jones, Wilmington | 1400 | 68.6x10.4x | 18 | 2diesels, 1100 | 2-76/50 | to Maritime Commission 4.1947 |
| PY26 | Cythera (ex-Agawa) | 20.9.1906 // 3.1942 | Ramage & Ferguson, Leith, UK | 1000 | 65.5x8.4x | 12 | 1VTE, 1350 | 3-76 | commissioned at first time 10.1917-3/1919, sunk 2.5.1942 |
| PY28 | Marcasite (ex-Ramsis) | 1925 // 5.1942 | Lawley, Neponset | 1130 | 68.6x9.9x | 12 | 1diesel | 2-76/50, 1 DCT | stricken 10.1944 |
| PY30 | Hydrographer | 1928 // --- | Spear, Norfolk | 1135 | 51.1x9.6x | 10 | 1diesel-electric, 650 | 1-76/50 | commissioned as survey vessel AGS2 5.1942 |
| PY32 | Southern Seas | 1920 // 12.1942 | Consolidated | 1116 | 69.5x9.5x | 11 | 2diesels, 750 | small guns | foundered 9.10.1945 |
100 - 1000 t of displacement:
| PY3 Scorpion (ex-Sovereign) (1896, 775, 4.1898 - 3.1929), PY4 Vixen (ex-Josephine) (1896, 806, 4.1898 - 1.1923), PY5 Sylph (1898, 152, 8.1899 - 4.1929), PY7 Aramis (1916, 375, 11.1917 - 7.1933), PY8 Despatch (1913, 237, 8.1917 - 5.1928), PY10 Isabel (1917, 710, 12.1917 - 2.1946), PY11 Wenonah (1915, 470, 2 - 76, 10.1917 - 1.1928), PY12 Sylph (ex-Intrepid) (1929, 810, 2 - 76/50, 10.1940 - 1.1946), PY13 Siren (ex-Lotosland) (1929, 720, 2 - 76/50, 11.1940 - 11.1945), PY14 Argus (ex-Haida) (1929, 890, 1 - 76/50, 2.1941 - 5.1946), PY15 Coral (ex-Yankee Clipper, ex-Sialia) (1914, 790, 2 - 76/50, 6.1917 - 4.1920, 2.1941 - 7.1947), PY17 Jade (ex-Dr. Brinkley) (1926, 562, 1 - 76/50, 3.1941 - 3.1943 to Equador, 1.1944 - 1.1945), PC459, 2.1941- PY18 Turquoise (ex-Entropy) (1922, 565, 1 - 76/50, 12.1940 - 1.1944 to Equador (Nueve de Octobre)), PY19 Carnelian (ex-Seventeen) (1930, 500, 6.1941 - 10.1946), PY20 Tourmaline (ex-Sylvia) (1930, 750, 2 - 76/50, 9.1941 - 8.1945), PY21 Ruby (ex-Placida) (1929, 500, 2 - 76/50, 9.1941 - 8.1945), PY24 Almandite (ex-Happy Days) (1927, 705, 1 - 76/50, 4.1942 - 12.1946), PY27 Girasol (ex-Firenza) (1926, 700, 1 - 76/50, 5.1942 - 2.1946), PY29 Mizpah (ex-Allegro) (1927, 607, 2 - 76/50, 10.1942 - 9.1946), PY31 Cythera (ex-Abryl) (1931, 800, 1 - 76/50, 10.1942 - 11.1946) |
Project history: ex-yachts, purchased by USN at war and used as patrols.
Modernizations: 1943, Mayflower: was armed with 1 - 127/51, 2 - 76/50, 6 - 20/70 guns, 1 Hedgehog DCT, 4 DCT, 2 DCR
Naval service: Cythera was sunk by German submarine U402 off North Carolina 2.5.1942. Southern Seas foundered during typhoon at Okinawa 9.10.1945.
Azurlite 1945
© Ivan Gogin, 2008-10