CLIR Recordings at Risk Grant

Scope and Contents

Dive 828a, runtime 22 minutes 24 seconds. This dive reached a depth of 2542 meters during Lulu cruise 100 near the Mid-Atlantic Ridge. The purpose of the dive was geology.

0:01 Narration starts, image poor and unclear. 1:07 Alvin's instrument basket visible in foreground, views of the sea floor, poor quality image.

Scope and Contents

ALVIN 829 Dive 829 1. The runtime for this video is 32m 36s. Alvin dive 829 took place on August 20, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 829 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:01 narration starts, moving along sea floor, mechanical arm and basket visible in lower screen. 30:07 arm takes rock sample.

Scope and Contents ALVIN 829 Dive 829 2. The runtime for this video is 32m 47s. Alvin dive 829 took place on August 20, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 829 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.0:01 sound starts, moving along sea floor, rocks. 5:15 rock outcropping. 6:25 arm taking sample. 10:58 arm taking sample. 13:18 moving along sea floor, rocks. 28:25 arm...

Scope and Contents ALVIN 829 Dive 829 3. The runtime for this video is 30m 48s. Alvin dive 829 took place on August 20, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 829 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'. Static and interference throughout video. 0:01 sound starts, moving along sea floor, mechanical arm visible. 4:36 moving along sea floor, rocks. 19:22 arm taking...

Scope and Contents

ALVIN 830 Dive 830 1. The runtime for this video is 22m 51s. Alvin dive 830 took place on August 23, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 830 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:01 narration starts, moving along sea floor, equipment visible in lower screen.

Scope and Contents

ALVIN 830 Dive 830 2. The runtime for this video is 32m 08s. Alvin dive 830 took place on August 23, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 830 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:01 narration starts, moving along sea floor, equipment visible in lower screen. 10:04 arm taking sample. 14:15 fish. 16:00 moving along sea floor.

Scope and Contents ALVIN 831 Dive 831 1. The runtime for this video is 32m 09s. Alvin dive 831 took place on August 25, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 831 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'. Static and interference throughout video. 0:01 narration starts, moving along sea floor, mechanical arm and equipment visible in lower screen. 0:49 fish. 1:45 moving...

Scope and Contents

ALVIN 831 Dive 831 2. The runtime for this video is 32m 01s. Alvin dive 831 took place on August 25, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 831 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:03 narration starts, moving along sea floor, mechanical arm and equipment visible in lower screen.

Scope and Contents

ALVIN 831 Dive 831 3. The runtime for this video is 32m 02s. Alvin dive 831 took place on August 25, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 831 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:01 sound starts. 0:18 static, view of sea floor. 0:34 arm collecting sample. 3:18 moving along sea floor, arm visible. 24:10 arm taking sample. 30:59 arm moving.

Scope and Contents

ALVIN 831 Dive 831 4. The runtime for this video is 08m 06s. Alvin dive 831 took place on August 25, 1978 during voyage LU-100. The Chief Scientist was T. Atwater in the operating area of Mid-Atlantic Ridge. The HOV reached a depth of 831 meters. The purpose was described as 'GEOLOGY' and the sponsor as 'AMAR'.

0:01 narration starts, rock slope, mechanical arm visible. 1:00 moving along sea floor.