The minesweeper USS Auk of the US Navy.
Technical information
| Type | Minesweeper |
| Displacement | 890 BRT |
| Length | 221 feet |
| Complement | |
| Armament | 1 3 inch gun 2 40mm guns 8 20mm guns |
| Max speed | 18,1 knots |
| Notes on class | Some of these ships were transferred to the Royal Navy under Lend-Lease, they were known as the Catherine class. |
All ships of the Auk class
| ||
| HMS Catherine (J 12) | ||
| HMS Cato (J 16) | Lost on 6 Jul 1944 | |
| HMS Chamois (J 28) | ||
| HMS Chance (J 340) | ||
| HMS Combatant (J 341) | ||
| HMS Cynthia (J 345) | ||
| HMS Elfreda (J 402) | ||
| HMS Fairy (J 403) | ||
| HMS Florizel (J 404) | ||
| HMS Foam (J 405) | ||
| HMS Frolic (J 406) | ||
| HMS Gazelle (J 342) | ||
| HMS Gorgon (J 346) | ||
| HMS Grecian (J 352) | ||
| HMS Jasper (ii) (J 407) | ||
| HMS Magic (J 400) | Lost on 6 Jul 1944 | |
| HMS Pique (J 23) | ||
| HMS Pylades (J 401) | Lost on 8 Jul 1944 | |
| HMS Steadfast (J 375) | ||
| HMS Strenuous (J 338) | ||
| HMS Tattoo (J 374) | ||
| HMS Tourmaline (J 339) | ||
| ||
| USS Ardent (AM 340) | ||
| USS Champion (AM 314) | ||
| USS Chief (AM 315) | ||
| USS Competent (AM 316) | ||
| USS Defense (AM 317) | ||
| USS Devasator (AM 318) | ||
| USS Dextrous (AM 341) | ||
| USS Gladiator (AM 319) | ||
| USS Impeccable (AM 320) | ||
| USS Spear (AM 322) | ||
| USS Triumph (AM 323) | ||
| USS Vigilance (AM 324) | ||
 | USS Auk (AM 57) | |
| USS Broadbill (AM 58) | ||
| USS Chickadee (AM 59) | ||
| USS Heed (AM 100) | ||
| USS Herald (AM 101) | ||
| USS Minivet (AM 371) | Lost on 29 Dec 1945 | |
| USS Motive (AM 102) | ||
| USS Murrelet (AM 372) | ||
| USS Nuthatch (AM 60) | ||
| USS Oracle (AM 103) | ||
| USS Peregrine (AM 373) | ||
| | USS Pheasant (AM 61) | |
| USS Pigeon (AM 374) | ||
| USS Pilot (AM 104) | ||
| | USS Pioneer (AM 105) | |
| USS Pochard (AM 375) | ||
| USS Portent (AM 106) | Lost on 22 Jan 1944 | |
| USS Prevail (AM 107) | ||
| USS Ptarmigan (AM 376) | ||
| USS Pursuit (AM 108) | ||
| USS Quail (AM 377) | ||
| USS Redstart (AM 378) | ||
| USS Requisite (AM 109) | ||
| USS Revenge (AM 110) | ||
| USS Roselle (AM 379) | ||
| USS Ruddy (AM 380) | ||
| USS Sage (AM 111) | ||
| USS Scoter (AM 381) | ||
| USS Seer (AM 112) | ||
| USS Sentinel (AM 113) | Lost on 12 Jul 1943 | |
| USS Sheldrake (AM 62) | ||
| USS Shoveler (AM 382) | ||
| USS Skill (AM 115) | Lost on 25 Sep 1943 | |
| USS Skylark (AM 63) | Lost on 28 Mar 1945 | |
| USS Speed (AM 116) | ||
| USS Sprig (AM 384) | ||
| USS Staff (AM 114) | ||
| USS Starling (AM 64) | ||
| USS Steady (AM 118) | ||
| USS Strive (AM 117) | ||
| USS Surfbird (AM 383) | ||
| USS Sustain (AM 119) | ||
| USS Swallow (AM 65) | Lost on 22 Apr 1945 | |
| USS Sway (AM 120) | ||
| USS Swerve (AM 121) | Lost on 9 Jul 1944 | |
| USS Swift (AM 122) | ||
| USS Symbol (AM 123) | ||
| USS Tanager (AM 385) | ||
| USS Tercel (AM 386) | ||
| USS Threat (AM 124) | ||
| USS Tide (AM 125) | Lost on 7 Jun 1944 | |
| | USS Token (AM 126) | |
| USS Toucan (AM 387) | ||
| USS Towhee (AM 388) | ||
| USS Tumult (AM 127) | ||
| USS Usage (AM 130) | ||
| USS Velocity (AM 128) | ||
| USS Vital (AM 129) | ||
| USS Waxwing (AM 389) | ||
| USS Wheatear (AM 390) | ||
| USS Zeal (AM 131) | ||
| ||
Royal Navy (more on 
US Navy (more on See all Minesweeper classes.