Category:en:Blue-green algae

English terms for types or instances of photosynthetic bacteria, also known as cyanobacteria, which were formerly classified as algae.

NOTE: This is a set category. It should contain terms for blue-green algae, not merely terms related to blue-green algae. It may contain more general terms (e.g. types of blue-green algae) or more specific terms (e.g. names of specific blue-green algae), although there may be related categories specifically for these types of terms.