| Label | Id | |
|---|---|---|
| Amphibia | Amphibia | |
| Anammox | Anammox | |
| Animal | Animal | |
| Annelida | Annelida | |
| Aquaculture | Aquaculture | |
| Aquatic | Aquatic | |
| Arthropoda | Arthropoda | |
| Ascidians | Ascidians | |
| Athalassic | Athalassic | |
| Axilla | Axilla | |
| Bacteria | Bacteria | |
| Bacteriomes | Bacteriomes | |
| Beach | Beach | |
| Benthic | Benthic | |
| Benzene | Benzene |