Dirty Sea-squirt
- Group
- Sea squirts
- Peak month
- September
- Records since 2000
- 5,013
Ascidia mentula
- Group
- Sea squirts
- Peak month
- August
- Records since 2000
- 3,939
Hairy sea-squirt
- Group
- Sea squirts
- Peak month
- September
- Records since 2000
- 1,872
Neptune's Heart Sea Squirt
- Group
- Sea squirts
- Peak month
- July
- Records since 2000
- 1,825
Ascidia virginea
- Group
- Sea squirts
- Peak month
- August
- Records since 2000
- 1,669
Ascidia conchilega
- Group
- Sea squirts
- Peak month
- August
- Records since 2000
- 659