1 hr 24 min
|1947
In this 1947 film by diving pioneer Hans Hass, marine biology work is shown with the help of early diving equipment. During the expedition Hass was able to observe and film shark behaviour and collect plant samles from underwater caves.
Status
Released
Release Date
1947-06-24
Runtime
1 hr 24 min
Votes
0Count | 0Average
Genres
Languages
Deutsch |