Marine pennate diatom frustule — Stock photos

"Marine pennate diatom frustule" is an authentic stock image by ScienceRF. It’s available in the following resolutions: 1360 x 1600px, 2211 x 2600px, 2726 x 3206px. The minimum price for an image is 49$. Image in the highest quality is 2726 x 3206px, 300 dpi, and costs 449$.