Closterium dianae
- Group
- Seaweeds and algae
- Peak month
- May
- Records since 2000
- 96
Closterium directum
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 67
Closterium parvulum
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 63
Closterium gracile
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 62
Closterium juncidum
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 59
A Desmid alga
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 54
A Desmid alga
- Group
- Seaweeds and algae
- Peak month
- June
- Records since 2000
- 51
Closterium setaceum
- Group
- Seaweeds and algae
- Peak month
- July
- Records since 2000
- 50