Bladder wrack (Fucus vesiculosus) seaweed in a rock pool. As a good source of iodine this seaweed was used in the nineteenth century to treat goitre. Goitre is a swelling of the thyroid gland caused by iodine deficiency | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wheeler, Dr. Keith |
Bildgröße: | 4368 px × 2912 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |