Sphaerodorum gracilis
- Group
- Worms (annelids)
- Peak month
- August
- Records since 2000
- 2,770
Ephesiella abyssorum
- Group
- Worms (annelids)
- Peak month
- April
- Records since 2000
- 645
Sphaerodoridium minutum
- Group
- Worms (annelids)
- Peak month
- May
- Records since 2000
- 298
Commensodorum commensalis
- Group
- Worms (annelids)
- Peak month
- March
- Records since 2000
- 161
Sphaerodoridium claparedii
- Group
- Worms (annelids)
- Peak month
- March
- Records since 2000
- 102
Sphaerodoridium balticum
- Group
- Worms (annelids)
- Peak month
- May
- Records since 2000
- 84
Clavodorum kristiani
- Group
- Worms (annelids)
- Peak month
- August
- Records since 2000
- 60