Cyanobacteria (/ saɪˌænoʊbækˈtɪəriə / sy-AN-oh-bak-TEER-ee-ə) are a group of autotrophic gram-negative bacteria [5] of the phylum Cyanobacteriota[1] that can obtain biological energy via oxygenic …

Cyanobacteria are aquatic and photosynthetic, that is, they live in the water, and can manufacture their own food. Because they are bacteria, they are quite small and usually unicellular, though they often …

Jun 14, 2025 · Cyanobacteria are classified under the domain Bacteria and phylum Cyanobacteria. They are classified according to their shapes, reproduction methods, and unique features of forming …

Jul 10, 2025 · Cyanobacteria, also known as blue-green algae, are frequently found in freshwater, estuarine, and marine waters.

Sep 16, 2022 · Cyanobacteria is a group of photosynthetic bacteria widely distributed in various aquatic habitats (oceans, seas, rivers, lakes, etc.) and terrestrial habitats (e.g. moist soils).

Jan 3, 2026 · Cyanobacteria resemble the eukaryotic algae in many ways, including morphological characteristics and ecological niches, and were at one time treated as algae, hence the common …

Commonly cyanobacteria are classified as algae known as blue-green algae, a distinct group of bacteria that can perform photosynthesis. The nutrients and sunlight are changed by cyanobacteria into …