Classification
The classification follows the 2011 edition of The Freshwater Algal Flora of the British Isles and therefore recognises 15 phyla (see below). It differs in part from AlgaeBase, which to a large extent follows the consensus classification presented in Ruggiero et al. (2015).
| Phylum in AlgaeVision | Common name | AlgaeBase classification |
|---|---|---|
| Cyanophyta | Blue-green algae | Phylum Cyanobacteria |
| Rhodophyta | Red algae | Phylum Rhodophyta |
| Euglenophyta | Euglenoids | Phylum Euglenophyta/Euglenozoa |
| Cryptophyta | Cryptomonads | Phylum Cryptophyta/Cryptista |
| Dinophyta | Dinoflagellates | Phylum Miozoa, class Dinophyceae |
| Raphidophyta | Raphidophytes | Phylum Ochrophyta, class Raphidophyceae |
| Haptophyta | Haptophytes | Phylum Haptophyta |
| Chrysophyta |
Golden or goldenbrown algae Phylum |
Phylum Ochrophyta, class Chrysophyceae and class Synurophyceae |
| Xanthophyta | Yellow-green algae | Phylum Ochrophyta, class Xanthophyceae |
| Chlorophyta | Green algae (includes stoneworts) | Phylum Chlorophyta & phylum Charophyta |
| Eustigmatophyta | Eustigmatophytes | Phylum Ochrophyta, class Eustigmatophyceae |
| Phaeophyta | Brown algae | Phylum Ochrophyta, class Phaeophyceae |
| Prasinophyta | 'Primitive' green algae | Phylum Chlorophyta |
| Bacillariophyta (not included in AlgaeVision) | Diatoms | Phylum Ochrophyta, class Bacillariophyceae |
| Glaucophyta | Glaucophytes | Phylum Glaucophyta |