Diatom
![](https://phylogame.org/wp-content/themes/phylo/img/generated-card-images/br-DFE4E6-ocean-fresh-water-tundra-1.png)
Diatom
Coscinodiscus radiatus![Scale 2](https://phylogame.org/wp-content/themes/phylo/img/num/2.png)
![Diat: photosynthetic , Hierachy 1](https://phylogame.org/wp-content/themes/phylo/img/num/photosynthetic1.png)
![](https://phylogame.org/wp-content/uploads/2015/03/Coscinodiscus-radiatus.jpg)
10 POINTS
Heterokontophyta, Coscinodiscophyceae
Although it only reaches a maximum size of 0.5mm, this diatom is one of the largest diatom species and is an important food source for small and juvenile crustaceans.
Habitats: rocky shore, open water
Graphic by UK Marine