Special-Purpose Craft (YCV, YDG, YDT, YE, YFT, YH, YHB, YTT, YV)

Most recent update: January 9, 2012.


The vessels in this table were used for a variety of specialized activities.  If anyone can fill any of the gaps, please send your info to timcolton@aol.com

Type # Shipbuilder Location Ft. Tons Built Disposition
Aircraft Transportation Barges (YCV)
YCV 1           Later YC 1304 1945
YCV 2           Later YC 1305 1945
YCV 3 City Lumber Bridgeport CT 110 150 1943 Lost 1945
YCV 4 City Lumber Bridgeport CT 110 150 1943 To MARAD 1947
YCV 5 City Lumber Bridgeport CT 110 150 1943 To MARAD 1947
YCV 6     200 480 1943 Later YC 1093 1945
YCV 7 Pearl Harbor NY Honolulu HI 200 480 1943  
YCV 8 Pearl Harbor NY Honolulu HI 200 480 1944 Struck 1995
YCV 9 Pearl Harbor NY Honolulu HI 200 480 1944 Scrapped 1982
YCV 10 Pearl Harbor NY Honolulu HI 200 480 1944 Active
YCV 11 Pearl Harbor NY Honolulu HI 200 480 1944 Scrapped 2007
YCV 12 Pearl Harbor NY Honolulu HI 200 480 1944  
YCV 13           Cancelled
YCV 14           Cancelled
YCV 15 Bethlehem Steel San Francisco CA 200 480 1945 To DoI 1998
YCV 16 Bethlehem Steel San Francisco CA 200 480 1945 Active
YCV 17 Bethlehem Steel San Francisco CA 200 480 1945  
YCV 18 Bethlehem Steel San Francisco CA 200 480 1945 Scrapped 1979
YCV 19           Cancelled 1945
YCV 20           Cancelled 1945
YCV 21           Cancelled 1945
YCV 22           Cancelled 1945
YCV 19 Alabama Shipyard Mobile AL 200 480 1990 Active
YCV 20 Alabama Shipyard Mobile AL 200 480 1990 Active
YCV 21 Alabama Shipyard Mobile AL 200 480 1990 Sold 2009
YCV 22 Alabama Shipyard Mobile AL 200 480 1991 Active
YCV 23 Alabama Shipyard Mobile AL 200 480 1991 Active
Degaussing Vessels (YDG)
YDG 1 Davis, M. M.  Solomons MD 127 271 1923 Ex-Thomas C. McNeal, acquired 1942 as YP 404, sold 1945
YDG 2 San Pedro BW San Pedro CA 95   1929 Ex-Cipango, acquired 1942 as YP 504, sold 1945
YDG 3 Parke & Kibele San Pedro CA 113   1930 Ex-Chicken of the Sea, acquired 1942 as YP 522, sold 1945
YDG 4 Stone, W. F. Oakland CA 166 318 1902 Ex-Santa Monica, acquired 1942 as YP 528, lost 1943
YDG 5 Wright, E. Tuncurry NSW, AU 153 489 1937 Ex-Nambucca II, acquired 1943, burnt 1945
YDG 6 Bellingham MR Bellingham WA 136 270 1943 Ex-YMS 344, lost in typhoon 1945
YDG 7 Bellingham MR Bellingham WA 136 270 1943 Ex-YMS 480, sold 1947
YDG 8 Albina E & MW Portland OR 184 640 1943 Ex-PCE 876, later Lodestone (ADG 8), scrapped 1976
YDG 9 Albina E & MW Portland OR 184 640 1943 Ex-PCE 879, later Magnet (ADG 9), sunk as target 1976
YDG 10 Albina E & MW Portland OR 184 640 1943 Ex-PCE 882, later Deperm (ADG 10), sunk as target 1982
YDG 11 Willamette I & S Portland OR 184 640 1945 Ex-PCE 919/AM 359, later Ampere (ADG 11), sold 1962
Diving Tenders (YDT)
YDT 1 W. A. Robinson Ipswich MA 97 141 1943  
YDT 2 W. A. Robinson Ipswich MA 97 159 1942 Ex-Fortitude (AMC 81)
YDT 3 W. A. Robinson Ipswich MA 97 159 1942 Ex-Energy (AMC 78)
YDT 4 W. A. Robinson Ipswich MA 97 159 1942 Ex-Exultant (AMC 79), sunk as target 1973
YDT 5 W. A. Robinson Ipswich MA 97 159 1942 Ex-Fearless (AMC 80), sunk as target 1973
YDT 6 Morse Shipyards Thomaston ME 93 159 1936 Ex-Blue Jay, Chas. S. Ashley, acquired 1940 as AMC 23, returned to owner 1946
YDT 7 Morse Shipyards Thomaston ME 93 159 1936 Ex-Canary, John J. Murley, acquired 1940 as AMC 25, to MARAD 1948
YDT 8     64   1927 Ex-Washington, acquired 1940, to MARAD 1947
YDT 9            
YDT 10           Ex-YFNG 1, struck 1983
YDT 11 Everett Pacific Everett WA 261 700 1945 Ex-YFN 723, now YR 94
YDT 12 Cramp Shipbuilding Philadelphia PA 261 700 1945 Ex-YFN 736, now YRST 2
YDT 13            
YDT 14 Erie Concrete Erie PA 133 300 1942 Ex-YF 294, named Phoebus, sold 1999
YDT 15 Erie Concrete Erie PA 133 300 1943 Ex-YF 336, sold 1999
YDT 16           Ex-YFN 1071, YFNB 43, sold 1996
YDT 17 Swiftships Morgan City LA 132 275 1999 Named Neptune, active
YDT 18 Swiftships Morgan City LA 132 275 1999 Named Poseidon, active
Ammunition Barges (YE)
YE 1 Mare Island NSY Vallejo CA 61   1899  
YE 2 Mare Island NSY Vallejo CA 61   1899  
YE 3 Puget Sound NSY Bremerton WA 61   1901  
YE 4 Puget Sound NSY Bremerton WA 61   1901  
YE 5            
YE 6 New York NSY Brooklyn NY 100   1902  
YE 7 Cavite NS Cavite PI 90   1902  
YE 8 Cavite NS Cavite PI 110   1907  
YE 9 New York NSY Brooklyn NY 100   1904  
YE 10 Philadelphia NSY Philadelphia PA 86   1904  
YE 11 New York NSY Brooklyn NY 122   1905  
YE 12 New York NSY Brooklyn NY 100   1907  
YE 13 Fore River Shipbuilding Quincy MA 128   1909  
YE 14 Puget Sound NSY Bremerton WA 75   1909 Ex-YA 18
YE 15 Puget Sound NSY Bremerton WA 90   1910  
YE 16 Puget Sound NSY Bremerton WA 90   1910  
YE 17 Boston NSY Charlestown MA 80   1910 Sold 1935
YE 18 New York NSY Brooklyn NY 86   1901  
YE 19 New York NSY Brooklyn NY 86   1903  
YE 20 New York NSY Brooklyn NY 86   1900  
YE 21 New York NSY Brooklyn NY 90   1901  
YE 22     54      
YE 23 Boston NSY Charlestown MA 107   1911 Discarded 1934
YE 24            
YE 25 Norfolk NSY Portsmouth VA 110   1913 Ex-YC 208
YE 26 Norfolk NSY Portsmouth VA 110   1917 Ex-YC 135
YE 27 Mare Island NSY Vallejo CA 80   1917 Ex-YC 70
YE 28     108 882   Ex-Weehawken, acquired 1918, sold 1931
YE 29     108 1,933 1909 Ex-Lawrence M. Sullivan, acquired 1918, sold 1930
YE 30     112 3,190 1918 Ex-Hercules, acquired 1918, sold 1923
YE 31     110   1919 Ex YC 534
YE 32 Chicago Bridge Chicago IL 110   1921 Ex YC 484
YE 33 Chicago Bridge Chicago IL 110   1921 Ex YC 485
YE 34 Philadelphia NSY Philadelphia PA 110   1921 Ex YC 292
YE 35 Seattle Const. Seattle WA 110   1921 Ex YC 280
YE 36 Leonard Construction Chicago IL 110   1920 Ex YC 468
YE 37 Leonard Construction Chicago IL 110   1920 Ex YC 469
Torpedo Transportation Barges (YFT)
YFT 1 Dekom Shipbuilding Brooklyn NY 110 162 1942 Ex-YC 753
YFT 2 Dravo Corp. Wilmington DE 110 162 1942 Ex-YC 709
YFT 3 Donovan Contracting Shelburne VT 80 74 1942  
YFT 4 Donovan Contracting Shelburne VT 80 74 1942  
YFT 5 Donovan Contracting Shelburne VT 80 74 1942  
YFT 6     110 138 1942 Ex-YF 462, to MARAD 1947
Ambulance Boats (YH)
YH 1 Mare Island NSY Vallejo CA 65 54 1919 Ex-YT 97
YH 2 Mare Island NSY Vallejo CA 65 54 1919 Ex-YT 100
YH 3 Mare Island NSY Vallejo CA 65 54 1919 Ex-YT 101
YH 4 Stephens Bros. Stockton CA 41 24 1939 Ex-Sea Breeze, acquired 1941, sold 1947, still active as Sea Breeze
YH 5     28     Small boat 1942
House Boats (YHB)
YHB 1 Staten Island SB Port Richmond NY 127 600 1912 Ex-YTT 1, transferred 1946
YHB 2   San Francisco CA 220 1,142 1910 Ex-Capital City, Port of Stockton, acquired 1941, to MARAD 1947
YHB 3     100 120 1928 Acquired 1941, to MARAD 1947
YHB 4     160 88 1908 Ex-Washington, acquired 1941, to MARAD 1947
YHB 5 Supple Portland OR 145 400 1916 Ex-Kitsap II, City of Bellingham, Quilcene, acquired 1941, sold 1947
YHB 6 Isherwood Glasgow, Scotland 285   1927 Ex-Delta King, acquired 1940, YFB 55, sold 1947
YHB 7 Isherwood Glasgow, Scotland 285   1927 Ex-Delta Queen, acquired 1940, YFB 56, sold 1947
YHB 8 Seattle Const. & DD Seattle WA 189 99 1912 Ex-Sol Duc, acquired 1941, scrapped 1947
YHB 9 Mathis Yachts Camden NJ 120 150 1930 Ex-Truant, acquired 1942, to MARAD 1945
YHB 10 Long Beach SB Long Beach CA 193 851 1920 Ex-Domingo Nazabal, acquired 1942, destroyed 1945
YHB 11     219 150 1912 Ex-Fort Sutter, acquired 1942, to MARAD 1947
YHB 12 Seattle Const. & DD Seattle WA 134 150 1913 Ex-Comanche, acquired 1942, scrapped 1947
YHB 13 Mathis Yachts Camden NJ 127 150 1928 Ex-Niagara, acquired 1942, to MARAD 1946
YHB 14     101 150 1925 Acquired 1942, to MARAD 1947
YHB 15 Mathis Yachts Camden NJ 98 165 1931 Ex-Minoco, Idyll, acquired 1942, YAG 20 1942, sold 1945
YHB 16 Mathis Yachts Camden NJ 106 134 1929 Ex-Viator, acquired 1942, to MARAD 1946
YHB 17 Mathis Yachts Camden NJ 101 157 1930 Ex-Memory, West Wind, Lela, acquired 1942, YAG 21 1942, wrecked 1945
YHB 18   Stockton CA 242 250 1898 Ex-Crockett, acquired 1942, to MARAD 1947
YHB 19 Mathis Yachts Camden NJ 106 150 1916 Ex-Leonie, acquired 1943, to MARAD 1947
YHB 20 J. W. Dickie Alameda CA 228 150 1903 Ex-Cazadero, acquired 1943, destroyed 1948
YHB 21 Union Iron Works San Francisco CA 224 150 1902 Ex-Tamalpais, acquired 1943, scrapped 1947
YHB 22     80 75 1920 Acquired 1943, to MARAD 1945
YHB 23 Mathis Yachts Camden NJ 101 103 1929 Ex-Dream Girl, Memory, Big Pebble, CGB-23, acquired 1943, sold 1946
YHB 24 Maryland Steel Sparrows Point MD 307 2.000 1893 Ex-Alabama, City of Victoria, acquired 1943, scrapped 1948
YHB 25 New York Ship Camden NJ 274 1,400 1913 Ex-Alameda, acquired 1944, scrapped 1947
YHB 26     151 300 1909 Ex-Annie Comings, acquired 1944, to MARAD 1947
YHB 27     110 200   Ex-K. T. No. 9, acquired 1944, to MARAD 1947
YHB 28     110 200 1923 Ex-Pacific U. 11, acquired 1944, to MARAD 1947
YHB 29 Sun Shipbuilding Chester PA 125 300 1944 Ex-YCF 62
YHB 30 Sun Shipbuilding Chester PA 125 300 1944 Ex-YCF 63
YHB 31 Sun Shipbuilding Chester PA 125 300 1944 Ex-YCF 64
YHB 32 Sun Shipbuilding Chester PA 125 300 1944 Ex-YCF 65
YHB 33 Sun Shipbuilding Chester PA 125 300 1944 Ex-YCF 72
YHB 34     110 138 1919 Ex-YC 393
YHB 35     110 138 1943 Ex-YFN 514
YHB 36     110 170 1912 Ex-YFN 674, ex-YC 264,
Torpedo Trials Craft (YTT)
YTT 1 Staten Island SB Port Richmond NY 127 600 1912 Later YHB 1
YTT 2 Boston NSY Charlestown MA 134 600 1916 Sold 1948
YTT 3 George Lawley Neponset MA 134 600 1918 Later YR 42 1941,
YTT 4 George Lawley Neponset MA 134 600 1918 Sold 1948
YTT 5 Portsmouth NSY Kittery ME 165 430 1942  
YTT 6 Portsmouth NSY Kittery ME 165 430 1943  
YTT 7 Portsmouth NSY Kittery ME 165 430 1943  
YTT 8     103 100 1902 Ex-YCF 1
YTT 9 McDermott Morgan City LA 186 1,200 1991 Cape Flattery, sold 2000 as research vessel
YTT 10 McDermott Morgan City LA 186 1,200 1991 Battle Point, active
YTT 11 McDermott Morgan City LA 186 1,200 1992 Discovery Bay, active
YTT 12 McDermott Morgan City LA 186 1,200 1992 Agate Pass, to NOAA 2000 as Nancy Foster (R 352)
Seaplane Barges (YV)
YV 1            
YV 2            
YV 3            
YV 4-19            
YV 20 Herreshoff Mfg. Bristol RI 58   1918  
YV 21 Herreshoff Mfg. Bristol RI 58   1918  
YV 23 Herreshoff Mfg. Bristol RI 58   1918  
YV 24 Herreshoff Mfg. Bristol RI 58   1918  
YV 25 Herreshoff Mfg. Bristol RI 58   1918  
YV 26 Herreshoff Mfg. Bristol RI 58   1918 Later YF 131
YV 27     58      
YV 28     58      
YV 29     58      
YV 30     58      
YV 31 Jacob, Robert City Island NY 58   1918 Later YF 133
YV 32 Jacob, Robert City Island NY 58   1918  
YV 33 Jacob, Robert City Island NY 58   1918  
YV 34 Jacob, Robert City Island NY 58   1918 Later YF 135
YV 35-47     58      
YV 48 Wood, B. F. City Island NY 58   1918  
YV 49 Wood, B. F. City Island NY 58   1918  
YV 50 Wood, B. F. City Island NY 58   1918  
YV 51 Wood, B. F. City Island NY 58   1918  
YV 52 Wood, B. F. City Island NY 58   1918 Later YF 137
YV 53 Wood, B. F. City Island NY 58   1918 Later YF 138
YV 54     58      
YV 55     58      
YV 56 Luders Marine Stamford CT 58   1918  
YV 57 Luders Marine Stamford CT 58   1918  
YV 58 Luders Marine Stamford CT 58   1918  
YV 59 Luders Marine Stamford CT 58   1918  
YV 60 Luders Marine Stamford CT 58   1918 Later YF 139