A research biologist for the University of Maryland's Horn Point Center for Environmental Studies pilots a boat from which chemists collect samples of oysters,water,and sediment from the Choptank River on Maryland's Eastern Shore | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / US Department of Agriculture / Agricultural Research Service |
Taille de l’image : | 2700 px × 1752 px |
Model Release : | Le droit n'est pas encore disponible. Merci de nous contacter avant utilisation. |
Property Release : | Non requis |
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