Polarised light micrograph of Fragilaria crotonensis and Asterionella formosa diatoms and other algae. Diatoms are a type of algae and form a significant portion of the Earth's biomass, generating about 20 to 50 per cent of the oxygen produced on the planet each year. Dark field illumination. Magnification: x280 when printed at 10 centimetres wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Mis, Marek |
Taille de l’image : | 7015 px × 2988 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |