Marine planktonic unicellular alga — Stock photos

"Marine planktonic unicellular alga" is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1400 x 1600px, 2275 x 2600px, 4000 x 4571px. The minimum price for an image is 49$. Image in the highest quality is 4000 x 4571px, 300 dpi, and costs 449$.