| 1050 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1051 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1052 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1053 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1054 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1055 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1056 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1057 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1058 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1059 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1060 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1061 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1062 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1063 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1064 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1065 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1066 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1067 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1068 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1069 |  |
Computer displays associated with survey data acquisition and processing on the NOAA Ship THOMAS JEFFEFSON. |
Gulf of Mexico 2004 May |
1070 |  |
Slide illustrating NOAA's nautical charting mission. |
|
1071 |  |
Diagram illustrating hydrographic survey techniques including leadline survey, single-beam acoustic survey system, and side scan sonar system. |
|
1072 |  |
Diagram illustrating use of differential GPS as navigation system to control hydrographic survey. |
|
1073 |  |
Single-beam acoustic survey paper record showing rock in Buzzards Bay, Massachusetts. |
Massachusetts, Buzzards Bay 1996 |
1074 |  |
Diagram of side scan sonar operation showing derivation of height and along- track distance of target. |
|
1075 |  |
Conceptual diagram of side scan sonar operation. |
|
1076 |  |
Example of side scan sonar record of 1876 wreck of "Carrier Dove". |
Georgia, Wassaw Sound 1996 ca. |
1077 |  |
EG&G side scan sonar fish. |
|
1078 |  |
Example side scan sonar paper record of vessel on seafloor. |
1993 |
1079 |  |
Artist's rendition of side scan sonar target based on diver's observations and measurements. |
1993 |
1080 |  |
Side scan sonar record of debris on seafloor. |
1993 |
1081 |  |
Diver's sketch showing nature of side scan sonar target by Lt. Joe Evjen. |
1993 |
1082 |  |
Side scan sonar record of what appears to be a sunken barge. |
1993 |
1083 |  |
Diver's sketch of sunken barge after discovery by side scan sonar. |
1993 |
1084 |  |
Side scan sonar record of debris or structure on seafloor. |
1993 |
1085 |  |
Single beam depth record of obstruction on seafloor. This record was obtained after discovery of feature by side scan sonar search. |
1993 |
1086 |  |
Side scan sonar record of sunken vessel (probably barge) on seafloor. |
1993 |
1087 |  |
Diver's sketch of debris on seafloor that was observed in image cgs01101. |
1993 |
1088 |  |
Side scan sonar record of wreck debris or structure on seafloor. |
1993 October |
1089 |  |
After dive, obstruction identified as sunken sailing vessel with name "Quest." |
1993 October |
1090 |  |
Side scan sonar record of two vessels side by side. |
1993 November |
1091 |  |
Diver's sketch of side-by-side sunken vessels off Caroline Point. |
1993 |
1092 |  |
Side scan sonar record of boulder-strewn bottom. |
1993 |
1093 |  |
Diver's sketch of boulder-strewn bottom. |
1993 |
1094 |  |
Side scan sonar record of probable wreck debris on seafloor. |
1993 October |
1095 |  |
Side scan sonar record of pipeline. The wavy appearance is due to the motion of the vessel and side scan sonar fish not to the actual configuration of the pipeline. |
|
1096 |  |
Side scan sonar record of wreck and debris on seafloor. |
1993 September |
1097 |  |
Side scan sonar record of wreck. |
1991 May |
1098 |  |
Side scan sonar record of debris on seafloor. |
1991 ca. |
1099 |  |
Side scan sonar record of wreck and debris on seafloor. |
1991 ca. |