Invasion History

First Non-native North American Tidal Record:
First Non-native West Coast Tidal Record:
First Non-native East/Gulf Coast Tidal Record:

General Invasion History:


North American Invasion History:




Taxonomic Tree

Kingdom:   Animalia
Phylum:   Annelida
Class:   Polychaeta
Subclass:   Palpata
Order:   Canalipalpata
Suborder:   Sabellida
Family:   Serpulidae
SubFamily:   Spirorbinae
Genus:   Pileolaria
Species:   berkeleyana


Pileolaria rosepigmenta (None, None)

Potentially Misidentified Species





Trophic Status:


Tolerances and Life History Parameters

General Impacts

Regional Distribution Map

Bioregion Region Name Year Invasion Status Population Status
MED-II None 1979 Def Estab
NEA-II None 1974 Def Estab
SP-XXI None 0 Native Estab
NEP-V Northern California to Mid Channel Islands 0 Native Estab
AR-IV None 0 Crypto Estab
NA-ET1 Gulf of St. Lawrence to Bay of Fundy 0 Crypto Estab
WA-I None 1980 Def Estab
SA-II None 0 Def Estab
WA-IV None 0 Crypto Estab
WA-V None 0 Crypto Estab
EA-III None 0 Crypto Estab
AUS-VI None 0 Native Estab
AUS-IX None 0 Native Estab
AUS-VIII None 0 Native Estab
AUS-X None 0 Native Estab
AUS-XI None 0 Native Estab
AUS-XII None 0 Native Estab
NWP-4a None 0 Native Estab
NWP-3b None 0 Native Estab
NWP-4b None 0 Native Estab
NWP-5 None 0 Native Estab
NEP-VI Pt. Conception to Southern Baja California 0 Native Estab
NEP-VIII None 0 Native Estab
SEP-H None 0 Native Estab
NEP-IX None 0 Native Estab
SEP-Z None 0 Native Estab
SEP-C None 0 Native Estab
SEP-B None 0 Native Estab

Occurrence Map

OCC_ID Author Year Date Locality Status Latitude Longitude


Knight- Jones, Phyllis; Knight- Jones, E. Wyn (1995) Spirorbidae (Polychaeta) from Madeira including a new species and subgenus of Spirorbis, Mitteilungen aus dem Hamburgishen Zoologischen Museum und Institut 92: 89-101

Knight-Jones, Phyllis, Knight-Jones, E. Wyn, Thorp, Clifford H., Gray, Peter W. G. (1975) Immigrant spirorbids (Polychaeta Sedentaria) on the Japanese Sargassum at Portsmouth, England, Zoologica Scripta 4: 145-149

Zibrowius, Helmut, Thorp, Clifford H. (1989) A review of the alien serpulid and spirorbid polychaetes in the British Isles, Cahiers de Biologie Marine 30(3): 271-285