- Group
- Sea squirts
- Peak month
- September
- Records since 2000
- 1,017
- Group
- Sea squirts
- Peak month
- September
- Records since 2000
- 704
- Group
- Sea squirts
- Peak month
- June
- Records since 2000
- 186
- Group
- Sea squirts
- Peak month
- June
- Records since 2000
- 140
- Group
- Sea squirts
- Peak month
- May
- Records since 2000
- 66