Invasion
Invasion Description
Date of introduction unknown. "Espèce n'ayant pas son origine en Méditerranée, importée depuis des siècles. Présente dans toutes les régions tempérées chaudes et tropicales, surtout dans les zones d'activités humaines." (C. F. Monniot, in Food and Agricultural Organization 2000). [This species did not originate in the Mediterranean, but was introduced centuries ago. It is present in warm-temperate and tropical regions, primarily in zones of human activities.]
Geographic Extent
Western Mediterranean Sea (Koukouras et al. 1995); Vilanova i la Geltru/Spain/Mediterranean Sea (Pineda et al. 2013, (41 12 53, 18 44 11 E); Majorca, Balearic Islands/Spain/Mediterranean Sea (Peres 1957, Vie et Milieu supplement 6:177-184); Catalonia/Spain/Mediterranean Sea (21 of 32 harbors sampled, Lopez-Legentil et al. 2014); Banyuls-sur-Mer/France/Mediterranean Sea (A. Fiala-Médioni1 1977, Filter-feeding ethology of benthic invertebrates (Ascidians). III. Recording of water current in situ — Rate and rhythm of pumping Volume 45, Number 2 / June, 1978 1985-190); Marseile/France/Mediterranean Sea (Clausade 1969, Tethys 1:719-170.); Genoa/Italy/Ligurian Sea (Relini 1964 Archives Oceanologie-Limnologie 13: 281-296); Spain/Ebro River delta. Mediterranean Sea (Turon and Perera 1988); Livorno/Italy/Ligurian Sea (2016, Tempesti et al. 2020)
Vectors
| Level | Vector |
|---|---|
| Probable | Hull Fouling |
Regional Impacts
| Ecological Impact | Competition | |
| Fouling cultured bivalves in the Ebro Delta, Spain (Perera et al. 1990, cited by da Rocha et al. 2009). | ||
| Economic Impact | Fisheries | |
| Fouling cultured bivalves in the Ebro Delta, Spain (Perera et al. 1990, cited by da Rocha et al. 2009). | ||