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.
| Tagline | |
| Release Date: | Jun 24, 1947 |
| Genres: | Documentary |
| Production Company: | Hans Hass-Filmproduktion |
| Production Countries: | Germany |
| Casts: | Hans Hass |
| Status: | Released |
| Budget: | $0 |
| Revenue: | 0 |
KODE IKLAN BANNER ATAU IKLAN HORIZONTAL DISINI
