Table 6.45 -- EDCS Attribute enumerant codes for attributes whose label begins with N
| Attribute label | Enumerant label | Definition | Related concepts | Code |
| NATIONAL_PAINT_SCHEME | The applied national paint scheme. | |||
| AFGHANISTAN | 11 | |||
| ALBANIA | 12 | |||
| ALGERIA | 13 | |||
| AMERICAN_SAMOA_US | 14 | |||
| ANDORRA | 15 | |||
| ANGOLA | 16 | |||
| ANGUILLA | 17 | |||
| ANTARCTICA_INTERNATIONAL | 18 | |||
| ANTIGUA_AND_BARBUDA | 19 | |||
| ARGENTINA | 20 | |||
| ARMENIA | 21 | |||
| ARUBA | 22 | |||
| ASHMORE_AND_CARTIER | Ashmore and Cartier Islands, Australia. | 23 | ||
| AUSTRALIA | 24 | |||
| AUSTRIA | 25 | |||
| AZERBAIJAN | 26 | |||
| BAHAMAS | 27 | |||
| BAHRAIN | 28 | |||
| BAKER_ISLAND_US | 29 | |||
| BANGLADESH | 30 | |||
| BARBADOS | 31 | |||
| BASSAS_DA_INDIA_FRANCE | 32 | |||
| BELARUS | 33 | |||
| BELGIUM | Kingdom of Belgium. | 34 | ||
| BELIZE | 35 | |||
| BERMUDA_UK | 36 | |||
| BHUTAN | 37 | |||
| BOLIVIA | 38 | |||
| BOSNIA_AND_HERCEGOVINA | 39 | |||
| BOTSWANA | 40 | |||
| BOUVET_ISLAND_NORWAY | 41 | |||
| BRAZIL | 42 | |||
| BRITISH_INDIAN_OCEAN | British Indian ocean territory. | 43 | ||
| BRITISH_VIRGIN_ISLANDS | 44 | |||
| BRUNEI | 45 | |||
| BULGARIA | 46 | |||
| BURUNDI | 47 | |||
| CAMBODIA | Kingdom of Cambodia. | 48 | ||
| CAMEROON | 49 | |||
| CANADA | 50 | |||
| CAPE_VERDE_REPUBLIC | 51 | |||
| CAYMAN_ISLANDS_UK | 52 | |||
| CENTRAL_AFRICAN_REPUBLIC | 53 | |||
| CHAD | 54 | |||
| CHILE | 55 | |||
| CHINA_PEOPLES_REPUBLIC | 56 | |||
| CHRISTMAS_ISLAND_AUS | Christmas Island, Australia. | 57 | ||
| CIS | Commonwealth of Independent States | 58 | ||
| CLIPPERTON_ISLAND_FRANCE | 59 | |||
| COCOS_KEELING_ISLANDS_AUS | 60 | |||
| COLOMBIA | 61 | |||
| COMOROS | 62 | |||
| CONGO_REPUBLIC | 63 | |||
| COOK_ISLANDS_NEW_ZEALAND | 64 | |||
| CORAL_SEA_ISLANDS_AUS | Coral Sea Islands, Australia. | 65 | ||
| COSTA_RICA | 66 | |||
| CROATIA | 67 | |||
| CUBA | 68 | |||
| CYPRUS | 69 | |||
| CZECH_REPUBLIC | 70 | |||
| DAHOMEY | Dahomey, also known as Benin. | 71 | ||
| DENMARK | 72 | |||
| DJIBOUTI | 73 | |||
| DOMINICA | 74 | |||
| DOMINICAN_REPUBLIC | 75 | |||
| ECUADOR | 76 | |||
| EGYPT | 77 | |||
| EL_SALVADOR | 78 | |||
| EQUATORIAL_GUINEA | 79 | |||
| ESTONIA | 80 | |||
| ETHIOPIA | 81 | |||
| EUROPA_ISLAND_FRANCE | 82 | |||
| FALKLAND_ISLANDS_UK | Falkland Islands, also known as the Malvena Islands, United Kingdom. | 83 | ||
| FAROE_ISLANDS_DENMARK | 84 | |||
| FIJI | 85 | |||
| FINLAND | 86 | |||
| FRANCE | French Republic. | 87 | ||
| FRENCH_GUIANA | 88 | |||
| FRENCH_POLYNESIA | 89 | |||
| FRENCH_S_AND_ANTARCTIC | French southern and Antarctic Islands. | 90 | ||
| GABON | 91 | |||
| GAMBIA | 92 | |||
| GAZA_STRIP_ISRAEL | 93 | |||
| GEORGIA | 94 | |||
| GERMANY | 95 | |||
| GHANA | 96 | |||
| GIBRALTAR_UK | 97 | |||
| GLORIOSO_ISLANDS_FRANCE | 98 | |||
| GREECE | 99 | |||
| GREENLAND_DENMARK | 100 | |||
| GRENADA | 101 | |||
| GUADALOUPE_FRANCE | 102 | |||
| GUAM_US | 103 | |||
| GUATEMALA | 104 | |||
| GUERNSEY_UK | 105 | |||
| GUINEA | 106 | |||
| GUINEA_BISSAU | 107 | |||
| GUYANA | 108 | |||
| HAITI | 109 | |||
| HEARD_AND_MCDONALD_AUS | Heard and McDonald Islands, Australia. | 110 | ||
| HONDURAS | 111 | |||
| HONG_KONG_UK | 112 | |||
| HOWLAND_ISLAND_US | Howland Island, United States. | 113 | ||
| HUNGARY | 114 | |||
| ICELAND | 115 | |||
| INDIA | 116 | |||
| INDONESIA | 117 | |||
| IRAN | 118 | |||
| IRAQ | 119 | |||
| IRELAND | 120 | |||
| ISRAEL | 121 | |||
| ITALY | 122 | |||
| IVORY_COAST | Ivory Coast, also known as the Cote Divoire. | 123 | ||
| JAMAICA | 124 | |||
| JAN_MAYEN_NORWAY | 125 | |||
| JAPAN | 126 | |||
| JARVIS_ISLAND_US | Jarvis Island, United States | 127 | ||
| JERSEY_UK | 128 | |||
| JOHNSTON_ATOLL_US | 129 | |||
| JORDAN | 130 | |||
| JUAN_DE_NOVA_ISLAND | 131 | |||
| KAZAKHSTAN | 132 | |||
| KENYA | 133 | |||
| KINGMAN_REEF_US | Kingman Reef, United States. | 134 | ||
| KIRIBATI | 135 | |||
| KOREA_NORTH | Peoples Democratic Republic of Korea. | 136 | ||
| KOREA_SOUTH | Republic of Korea. | 137 | ||
| KUWAIT | 138 | |||
| KYRGYZSTAN | 139 | |||
| LAOS | 140 | |||
| LATVIA | 141 | |||
| LEBANON | 142 | |||
| LESOTHO | 143 | |||
| LIBERIA | 144 | |||
| LIBYA | 145 | |||
| LIECHTENSTEIN | 146 | |||
| LITHUANIA | 147 | |||
| LUXEMBOURG | 148 | |||
| MACAU_PORTUGAL | 149 | |||
| MACEDONIA | 150 | |||
| MADAGASCAR | 151 | |||
| MALAWI | 152 | |||
| MALAYSIA | 153 | |||
| MALDIVES | 154 | |||
| MALI | 155 | |||
| MALTA | 156 | |||
| MAN_ISLE_OF_UK | 157 | |||
| MARSHALL_ISLANDS_US | Marshall Islands, United States. | 158 | ||
| MARTINIQUE_FRANCE | 159 | |||
| MAURITANIA | 160 | |||
| MAURITIUS | 161 | |||
| MAYOTTE_FRANCE | 162 | |||
| MEXICO | 163 | |||
| MICRONESIA_FED_STATES | Micronesia Federative States. | 164 | ||
| MIDWAY_ISLANDS_US | Midway Islands, United States. | 165 | ||
| MOLDOVA | 166 | |||
| MONACO | 167 | |||
| MONGOLIA | 168 | |||
| MONTENEGRO | 169 | |||
| MONTSERRAT_UK | Montserrat, United Kingdom. | 170 | ||
| MOROCCO | 171 | |||
| MOZAMBIQUE | 172 | |||
| MYANMAR | Union of Myanmar (previously known as Burma). | 173 | ||
| N_MARIANA_ISLANDS_US | Northern Mariana Islands, United States. | 174 | ||
| NAMIBIA_SW_AFRICA | Namibia, Southwest Africa. | 175 | ||
| NAURU | 176 | |||
| NAVASSA_ISLAND_US | Navassa Island, United States. | 177 | ||
| NEPAL | 178 | |||
| NETHERLANDS | 179 | |||
| NETHERLANDS_ANTILLES | 180 | |||
| NEW_CALEDONIA_FRANCE | 181 | |||
| NEW_ZEALAND | 182 | |||
| NICARAGUA | 183 | |||
| NIGER | 184 | |||
| NIGERIA | 185 | |||
| NIUE_NEW_ZEALAND | 186 | |||
| NONE_PRESENT | 187 | |||
| NORFOLK_ISLAND_AUSTRALIA | 188 | |||
| NORWAY | 189 | |||
| OMAN | 190 | |||
| PACIFIC_ISLANDS_TRUST_TERR | Pacific Islands Trust Territory of the Palau | 191 | ||
| PAKISTAN | 192 | |||
| PALMYRA_ATOLL_US | Palmyra Atoll, United States. | 193 | ||
| PANAMA | 194 | |||
| PAPUA_NEW_GUINEA | 195 | |||
| PARACEL_ISLANDS_INTERNAT | Paracel Islands, International. | 196 | ||
| PARAGUAY | 197 | |||
| PERU | 198 | |||
| PHILIPPINES | 199 | |||
| PITCAIRN_ISLANDS_UK | Pitcairn Islands, United Kingdom | 200 | ||
| POLAND | 201 | |||
| PORTUGAL | 202 | |||
| PUERTO_RICO_US | Puerto Rico, United States. | 203 | ||
| QATAR | 204 | |||
| REUNION_FRANCE | 205 | |||
| ROMANIA | 206 | |||
| RUSSIA | 207 | |||
| RWANDA | 208 | |||
| S_AFRICA | 209 | |||
| S_GEORGIA_AND_SANDWICH_UK | South Georgia and the South Sandwich Islands, United Kingdom. | 210 | ||
| SAN_MARINO | 211 | |||
| SAO_TOME_AND_PRINCIPE | 212 | |||
| SAUDI_ARABIA | 213 | |||
| SENEGAL | 214 | |||
| SERBIA | 215 | |||
| SEYCHELLES | 216 | |||
| SIERRA_LEONE | 217 | |||
| SINGAPORE | 218 | |||
| SLOVAK_REPUBLIC | 219 | |||
| SLOVENIA | 220 | |||
| SOLOMON_ISLANDS | 221 | |||
| SOMALIA | 222 | |||
| SPAIN | 223 | |||
| SPRATLY_ISLANDS_INTERNAT | Spratly Islands, International. | 224 | ||
| SRI_LANKA | 225 | |||
| ST_HELENA_UK | St. Helena, United Kingdom. | 226 | ||
| ST_KITTS_AND_NEVIS | 227 | |||
| ST_LUCIA | 228 | |||
| ST_PIERRE_AND_MIQUELON | St. Pierre and Miquelon, France. | 229 | ||
| ST_VINCENT_AND_GRENADINES | St. Vincent and the Grenadines. | 230 | ||
| SUDAN | 231 | |||
| SURINAME | 232 | |||
| SVALBARD_NORWAY | 233 | |||
| SWAZILAND | 234 | |||
| SWEDEN | 235 | |||
| SWITZERLAND | 236 | |||
| SYRIA | 237 | |||
| TAIWAN | 238 | |||
| TAJIKISTAN | 239 | |||
| TANZANIA | 240 | |||
| THAILAND | 241 | |||
| TOGO | 242 | |||
| TOKELAU_NEW_ZEALAND | 243 | |||
| TONGA | 244 | |||
| TRINIDAD_AND_TOBAGO | 245 | |||
| TROMELIN_ISLAND_FRANCE | 246 | |||
| TUNISIA | 247 | |||
| TURKEY | 248 | |||
| TURKMENISTAN | 249 | |||
| TURKS_AND_CAICOS_UK | Turks and Caicos Islands, United Kingdom. | 250 | ||
| TUVALU | 251 | |||
| UGANDA | 252 | |||
| UKRAINE | 253 | |||
| UNITED_ARAB_EMIRATES | 254 | |||
| UNITED_KINGDOM | 255 | |||
| UNITED_STATES | 256 | |||
| UPPER_VOLTA | Upper Volta, also known as Burkina or Burkina Faso. | 257 | ||
| URUGUAY | 258 | |||
| UZBEKISTAN | 259 | |||
| VANUATU | 260 | |||
| VATICAN_CITY_HOLY_SEE | 261 | |||
| VENEZUELA | 262 | |||
| VIETNAM | 263 | |||
| VIRGIN_ISLANDS_US | Virgin Islands, United States. | 264 | ||
| WAKE_ISLAND_US | Wake Islands, United States. | 265 | ||
| WALLIS_AND_FUTUNA | Wallis and Futuna, France. | 266 | ||
| WEST_BANK_ISRAEL | 267 | |||
| WESTERN_SAHARA | 268 | |||
| WESTERN_SAMOA | 269 | |||
| YEMEN | 270 | |||
| YUGOSLAVIA | 271 | |||
| ZAIRE | 272 | |||
| ZAMBIA | 273 | |||
| ZIMBABWE | 274 | |||
| NATIVE_SETTLEMENT_TYPE | The distribution of native dwellings within the delineated region of an object. | |||
| CENTRALIZED_HABITATION | 11 | |||
| CONTINUOUS_HABITATION | 12 | |||
| NAUTICAL_GATE_TYPE | The type of a nautical gate. | |||
| CAISSON | 11 | |||
| DYKE | Dyke gate. | 12 | ||
| GENERAL | General-purpose gate. | 13 | ||
| LOCK | Lock gate. | 14 | ||
| TIDAL | Tidal gate (flood barrage). | 15 | ||
| NAVAID | Identifies whether an object is marked or unmarked by a NAVAID. | |||
| LIT | The object is marked by an illuminated aid to navigation. | 11 | ||
| MARKED | The object is marked by an aid to navigation. | 12 | ||
| UNLIT | The object is marked, but not illuminated, by an aid to navigation. | 13 | ||
| UNMARKED | The object is not marked by any aid to navigation. | 14 | ||
| NAVIGATION_LINE_TYPE | The type of a navigation line. | |||
| CLEARING_LINE | 11 | |||
| TRANSIT_LINE | 12 | |||
| UNDEFINED | 13 | |||
| NAVIGATION_MARK_COLOUR | The colours of a navigation mark. | |||
| BLACK | Black. | 11 | ||
| BLACK_RED_BLACK | 12 | |||
| BLACK_YELLOW | 13 | |||
| BLACK_YELLOW_BLACK | 14 | |||
| GREEN | Green. | 15 | ||
| GREEN_RED | 16 | |||
| GREEN_RED_GREEN | 17 | |||
| ORANGE | 18 | |||
| RED | Red. | 19 | ||
| RED_GREEN | 20 | |||
| RED_GREEN_RED | 21 | |||
| RED_WHITE | 22 | |||
| WHITE | White. | 23 | ||
| YELLOW | Yellow. | 24 | ||
| YELLOW_BLACK | 25 | |||
| YELLOW_BLACK_YELLOW | 26 | |||
| YELLOW_RED_YELLOW | 27 | |||
| NAVIGATION_MARK_SYSTEM | The specific navigation marks system supported by an object. | |||
| IALA_A | 11 | |||
| IALA_B | 12 | |||
| MODIFIED_US | 13 | |||
| NO_SYSTEM | 14 | |||
| OLD_US | 15 | |||
| SIGNI | 16 | |||
| UNDEFINED | 17 | |||
| US_INTRACOASTAL_WATERWAY | 18 | |||
| US_UNIFORM_STATE | 19 | |||
| US_WESTERN_RIVERS | 20 | |||
| NAVIGATION_MARKER_TYPE | The type of marker for navigation an object presents, e.g., visual beacon, visual daymark, or electronic beacon. | |||
| ELEC_BEACON | Electronic beacon, i.e., a radar pulse. | 11 | ||
| ELEC_BEACON_WITH_VIS_DAYMARK | Electronic beacon with an attached visual marker having a distinctive colour and shape that serve to facilitate its recognition against a daylight viewing background. | 12 | ||
| VIS_BEACON | Visual beacon, i.e., a flashing light. | 13 | ||
| VIS_BEACON_WITH_VIS_DAYMARK | Visual beacon, i.e., a flashing light, with an attached visual marker having a distinctive colour and shape which serve to facilitate its recognition against a daylight viewing background. | 14 | ||
| VIS_DAYMARK | Visual marker having a distinctive colour and shape which serve to facilitate its recognition against a daylight viewing background. | 15 | ||
| NSC_POSITION_ACCURACY | The position accuracy of a non-submarine contact; a non-submarine contact is any object, wreck, or other object on the sea floor that could be mistakenly identified as an operable submarine when detected with acoustic or magnetic sensors. | |||
| ACC_UNCERTAIN | Uncertain. | 11 | ||
| ACC_HIGH | <= 1 852 metres (1 nautical mile). | 12 | ||
| ACC_MEDIUM | > 1 852 metres and <= 5 556 metres (> 1 nautical mile and <= 3 nautical miles). | 13 | ||
| ACC_LOW | > 5 556 metres and <= 9 260 metres (> 3 nautical miles and <= 5 nautical miles). | 14 | ||
| ACC_VERY_LOW | A> 9 260 metres and <= 18 520 metres (> 5 nautical miles and <= 10 nautical miles). | 15 | ||
| NSC_SOURCE | The source of a reported non-submarine contact; a non-submarine contact is any object, wreck, or other object on the sea floor that could be mistakenly identified as an operable submarine when detected with acoustic or magnetic sensors. | |||
| ABSTRACTS_1914_1918 | Abstracts of Losses 1914 - 1918. | 11 | ||
| AM_SHIP_CASUALTIES_WW_I | American Ship Casualties of WW I. | 12 | ||
| BHO_CHART | British Home Office Chart reports and Charts. | 13 | ||
| BHO_FILES | British Home Office Files. | 14 | ||
| BHO_NOTICE_TO_MARINERS | British Home Office Notice to Mariners. | 15 | ||
| BHO_WRECK_INFORMATION | British Home Office Wreck Information List and Supplement dated 10 March 1945 and 30 SEP 1946. | 16 | ||
| BRIT_ADM_WRECK_CHARTS_1921 | British Admiralty Wreck Charts, 1921. | 17 | ||
| BRIT_ADM_WRECK_CHARTS_1961 | British Admiralty Wreck Charts, 1961. | 18 | ||
| BRIT_MERCHANT_VESSELS | British Merchant Vessels Captured or Destroyed by Enemy Action 1914 - 1918. | 19 | ||
| BRIT_SHIPS_LOST_WW_II | British and Foreign Merchant Ships Lost During WW II. | 20 | ||
| COAST_AND_GEOD_SURVEY | Coast and Geodetic Survey (National Ocean Survey) Charts. | 21 | ||
| COMNAVFE | COMNAVFE | 22 | ||
| COMNAVPAC | COMNAVPAC | 23 | ||
| DANISH_LOST_1914_1918 | List of Danish War Losses 1914 - 1918. | 24 | ||
| DANISH_SHIP_LOST_1914_1918 | Smaling Soforklaringer - Danish Ship War Losses 1914 - 1918. | 25 | ||
| DUTCH_WRECK_LIST | Dutch Wreck List. | 26 | ||
| FRENCH_NAVAL_LOST_WW_I | France - Naval and Merchant Losses during WW I. | 27 | ||
| GERMAN_SUBS_LOST_WW_II | German, Japanese, and Italian Submarine Losses in WW II. | 28 | ||
| GREEK_LOST_WW_II | Greek Losses WW II. | 29 | ||
| ITALIAN_MERCHANT_LOST_WW_I | Italian Merchant Losses - WW I. | 30 | ||
| ITALIAN_NAVAL_LOST_WW_I | Italian Naval Losses - WW I. | 31 | ||
| ITALIAN_NAVAL_LOST_WW_II | Italian Naval and Merchant Losses, WW II. | 32 | ||
| ITALIAN_NAVAL_SURV_CHART | Italian Naval Surveys Charts and Lists. | 33 | ||
| ITALIAN_NAVY_SURVEY | Italian Navy Survey. | 34 | ||
| JAPAN_NAVAL_LOST_WW_II | Japanese Naval and Merchant Losses during WW II By All Causes NAVEXOS P-468. | 35 | ||
| JAPAN_NAVY_IN_WW_II | The Imperial Japanese Navy in WW II. | 36 | ||
| LLOYDS_UNDERWRITERS | Lloyds and Marine Underwriter's Reports. | 37 | ||
| MAD_VERIFIED | Report, magnetic anomaly detector verified. | 38 | ||
| MARITIME_COMMISSION | Maritime Commission also ONI List WW I. | 39 | ||
| MERCHANT_VESSELS_US_LOST | Merchant Vessels of the U.S. Lost (Commerce Department). | 40 | ||
| NAVAL_CHRONOLOGY_WW_II | Naval Chronology WW II. | 41 | ||
| NAVAL_LOSSES | Naval Losses of All Nations 3 September 1939 - 15 August 1945. | 42 | ||
| NETHER_MERCHANT_LOST_WW_I | Netherlands Merchant Losses - WW I. | 43 | ||
| NORTH_SEA_FISHING_CHARTS | North Sea Fishing Charts. | 44 | ||
| NORWEGIAN_LOST_1914_1918 | Maritime Declarations for Norwegian Ships for War Losses 1914 - 1918. | 45 | ||
| OMAN_NATIONAL_HYDRO | Oman National Hydrographic Office. | 45 | ||
| ONI | Office of Naval Intelligence. | 47 | ||
| PHOTOS_OF_PINNACLES | Photographs of Pinnacles and Miscellaneous Metals. | 48 | ||
| PORTUGAL_HYDRO | Portugal Hydrographic Office. | 49 | ||
| RADIO_NAVIGATION_WARNING | Radio Navigation Warning. | 50 | ||
| RCN_WRECK_RCN_PUB_272 | Royal Canadian Navy Wreck List (RCN Pub. 272). | 51 | ||
| SHIP_VISIT | Ship Visit Reports. | 52 | ||
| SHIPPING_CASUALTIES | State of Shipping Casualties (resulting in total loss in St. Lawrence River and Gulf, on the Atlantic Coast from 1896 up to date). | 53 | ||
| SHIPS_SUNK_BY_GERMANY | List of Neutral Ships Sunk by Germany. | 54 | ||
| SONAR_US_NAVY | Sonar reports and magnetic anomaly detector reports, U.S. Navy. | 55 | ||
| SONAR_VERIFIED | Report SONAR verified. | 56 | ||
| SPANISH_HYDRO | Spanish Hydrographic Office. | 57 | ||
| SPANISH_MERCHANT_LOST_WW_I | Spanish Merchant Losses - WW I. | 58 | ||
| SWEDISH_BOARD_SHIPPING | Swedish Board of Shipping and Navigation, Hydrographic Dept. | 59 | ||
| SWEDISH_MERCH_LOST_1914_1920 | Swedish Merchant Losses 1914-1920. | 60 | ||
| TENTH_FLEET_RECORDS_OP374 | Tenth Fleet Records (OP-374). | 61 | ||
| US_COAST_GUARD | U.S. Coast Guard and Geodetic Survey Records. | 62 | ||
| US_LOST_DIR_FLEET_OPS | US Losses - Director, Fleet Operations. | 63 | ||
| US_NAVY_AT_WAR_1941_1945 | U.S. Navy at War 1941-1945. | 64 | ||
| WRECKS_BY_US | Reports of Known Wrecks by U.S. Coast Guard Districts 1950. | 65 | ||
| ACTION | Action. | 11 | ||
| CASUALTY | Casualty. | 12 | ||
| CHART | Navigation chart. | 13 | ||
| CHART_RECORDS | Navigation chart records. | 14 | ||
| COAST_GUARD_RECORDS | Coast Guard records. | 15 | ||
| HYDRO_OR_ADMIRALTY_OFFICE | Hydrographic/Admiralty office. | 16 | ||
| MAD | Magnetic anomaly detector. | 17 | ||
| MINESWEEPER | Minesweeper. | 18 | ||
| NORTH_SEA_FISHING_CHARTS | North Sea fishing charts. | 19 | ||
| NOTICE_TO_MARINERS | Notice to Mariners. | 20 | ||
| PHOTOGRAPH | Photograph. | 21 | ||
| POS_ACCURATE_FIELD_CHECK | Accurate position as determined by field check. | 22 | ||
| SALVAGE | Salvage. | 23 | ||
| SONAR | Sonar. | 24 | ||
| SURVEY | Survey. | 25 | ||
| SURVIVOR | Survivor. | 26 | ||
| UNDIFF_SONAR_OR_MAD | Undifferentiated sonar or magnetic anomaly detector. | 27 | ||
| US_CGS_OR_NOS | US Coast and Geodetic Survey/National Ocean Service. | 28 | ||
| US_NAVAL_HQTR_OR_CMDS | US Naval Headquarters/Commands. | 29 | ||
| US_WRECK_LIST | US Wreck List. | 30 |