ALVIN 817 Dive 817. The runtime for this video is 05m 52s. Alvin dive 817 took place on June 29, 1978 during voyage LU-99. The Chief Scientist was H. Jannasch in the operating area of Dos#2. The HOV reached a depth of 817 meters. The purpose was described as 'BIOLOGY' and the sponsor as 'J.A.', or Joint Agreement of National Science Foundation, Office of Naval Research, and National Oceanic and Atmospheric Administration.