HMS Challenger. Illustration of oceanography equipment aboard HMS Challenger. This is dredging and sounding equipment,used to dredge material from the ocean bottom for examination and to measure the depth of the ocean,respectively. This ship was used for the first global marine research expedition,between 1872-1876 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / NOAA |
Taille de l’image : | 2412 px × 3651 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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