| Subject | English | German |
| fish.farm., energ.ind. | algae biomass | Algenmasse |
| fish.farm., energ.ind. | algae biomass | Algenbiomasse |
| zool. | algae blenny | Juwelen-Felshüpfer Salarias fasciata |
| gen. | algae blenny | Gestreifter Schleimfisch |
| gen. | algae bloom | Wasserblüte |
| gen. | algae bloom | Algenblüte |
| gen. | algae control | Algenbekämpfung |
| nat.res. | algae control | Algenbeseitigung |
| nat.res. | algae count | Algenzählung |
| nat.res. | algae counting | Algenzählung |
| nat.res. | algae crop | Algenernte |
| agric. | algae culture | Algenkultur |
| nat.res. | algae development | Algenwuchs |
| nat.res. | algae development | Algenwachstum |
| nat.res. | algae development | Algenentwicklung |
| gen. | algae for human or animal consumption | Algen für die menschliche oder tierische Ernährung |
| gen. | algae growth | Algenwuchs |
| gen. | algae growth | Algenwachstum |
| nat.res. | algae growth | Algenentwicklung |
| nat.res. | algae harvesting | Algenernte |
| gen. | algae outbreak | Algenpest |
| gen. | algae plague | Algenpest |
| nat.res. | algae population | Algenpopulation (indiv. of one species) |
| nat.res. | algae production | Algenausbeute |
| nat.res. | algae removal | Algenbeseitigung |
| nat.res. | algae removal | Algenbekämpfung |
| gen. | algae slick | Algenteppich |
| nat.res. | algae yield | Algenausbeute |
| gen. | beard algae | Bartalgen Compsopogon |
| nat.res. | blooms of algae | Wasserblüte |
| nat.res. | blooms of algae | Planktonblüte |
| nat.res. | blooms of algae | Algenblüte |
| environ. | blue-green algae | Blaualgen |
| environ. | blue-green algae | Blaualge |
| nat.res. | blue-green algae | Zyanophyzeen |
| med. | blue-green algae | Blaugrünalgen |
| med. | blue-green algae | Zyanobakterien |
| life.sc. | blue-green algae | Cyanophyzeen (Cyanobacteria, Cyanophyceae, Cyanophycota, Cyanophyta) |
| life.sc. | blue-green algae | blaugrüne Algen (Cyanobacteria, Cyanophyceae, Cyanophycota, Cyanophyta) |
| gen. | blue-green algae | Blaugrüne Alge (Cyanophyta / Cyanobacteria) |
| med. | blue-green algae | Cyanobakterien |
| med. | blue-green algae | Schizophyzeen |
| med. | blue-green algae | Cyanophyzeen |
| life.sc. | blue-green algae | Spaltalgen (Cyanobacteria, Cyanophyceae, Cyanophycota, Cyanophyta) |
| gen. | blue-green algae | Blaualgen cyanobacteria |
| fish.farm. | brown algae | Braunalge |
| nat.sc., agric. | brown algae | Braunalgen (Phaeophyceae) |
| med. | brown algae | Braunalgen |
| med. | brown algae | Phaeophyceae |
| med. | brown algae | Phäophyzeen |
| gen. | brown algae | Kieselalgen Bacillariophyceae |
| gen. | brush algae | Pinselalgen Audouinella |
| environ. | calcareous algae | Kalkalgen |
| nat.res., agric. | calcareous marine algae | kohlensaurer Algenkalk |
| gen. | carpet of algae | Algenteppich |
| nat.res. | coccoid green algae | kokkale Grünanlagen |
| nat.res. | coccoid green algae | Chlorokokkalen |
| med. | coralline algae | Korallenalgen |
| gen. | coralline algae | Kalkalgen |
| environ. | coralline red algae | Kalkrotalge |
| nat.res. | filamentous algae | Fadenalgen |
| gen. | fuzz algae | Pelzalgen Oedogonium |
| biol. | golden brown algae | Goldalgen (Chrysophyceae) |
| biol. | grass-green algae | Grünalgen (Chlorophiceae, Chlorophycophytes) |
| nat.res. | green algae | Chlorophyceen (Chlorophyta, Chlorophyceae) |
| nat.res. | green algae | Grünalgen (Chlorophyta, Chlorophyceae) |
| med. | green algae | Grünalgen |
| med. | green algae | Chlorophyceen |
| med. | green algae | Chlorophyten |
| med. | green algae | Chlorophyzeen |
| biol. | green algae | Grünalgen (Chlorophiceae, Chlorophycophytes) |
| environ. | growth of algae | Algenpest (Flos algae) |
| environ. | growth of algae | Algenblüte (Flos algae) |
| environ. | growth of algae | Algenwachstum (Flos algae) |
| gen. | growth of algae | Algenwaschstum (makhno) |
| gen. | hair algae | Knäuelalgen Ulothrix |
| gen. | marine algae | Meeresalgen |
| environ. | paper production from excess algae | Herstellung von Papier aus Überschußalgen |
| nat.res. | planktonic algae | Planktonalgen |
| nat.res. | planktonic algae | planktische Algen |
| nat.res. | planktonic algae | freischwimmende Algen |
| food.ind., chem. | processed eucheuma algae | verarbeitete Eucheuma-Alge |
| environ., agric. | red algae | Rotalgen |
| bot. | red algae | Blütentange |
| fish.farm. | red algae | Rotalge |
| agric. | red algae | Rotalgen-Florideen |
| med. | red algae | Rhodophyta |
| f.trade. | seaweeds and other algae | Algen und Tange |
| environ. | sessile algae | festsitzende Alge |
| environ. | sessile algae | sessile Alge |
| nat.res. | sessile algae | festsitzende Algen |
| nat.res. | sessile algae | sessile Algen |
| nat.res. | sessile algae | festhaftende Algen |
| environ., agric. | sewage-grown algae | Algenzucht in Abwasser |
| environ., agric. | sewage-grown algae | Abwasserverfahren |
| gen. | siamese algae eater | Siamesische Rüsselbarbe |
| gen. | siamese algae eater | Algenfresser Crossocheilus siamensis |
| nat.res. | soil algae | Bodenalgen |
| gen. | spot algae | Grüne Punktalgen |
| gen. | thread algae | Fadenalgen |
| bot. | water-algae | Algen |
| nat.sc., agric. | yellow-green algae | Xanthophyceae |