The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• Arenas, F., Bishop, J.D.D., Carlton, J.T., Dyrynda, P.J., Farnham, W.F., Gonzalez, D.J., Jacobs, M.W., Lambert, C., Lambert, G., Nielsen, S.E., Pederson, J.A., Porter, J.S., Ward, S. & Wood, C.A., (2006). Alien species and other notable records from a rapid assessment survey of marinas on the south coast of England. Journal of the Marine Biological Association of the United Kingdom, 86, 1329-1337.
• Botrylloides violaceus
• Carlton, J. T. (2007). The Light and Smith Manual: Intertidal Invertebrates from Central California to Oregon. 1001. Berkeley and Los Angeles: University of California Press.
• Faasse, M.; De Blauwe, H. (2002). De exotische samengestelde zakpijp Botrylloides violaceus Oka, 1927 in Nederland (Ascidiacea: Pleurogona: Styelidae) [The exotic colonial tunicate Botrylloides violaceus Oka, 1927 in the Netherlands (Ascidiacea: Pleurogona: Styelidae)]. Het Zeepaard 62(5): 136-141
• Gittenberger, A.; Sanamyan, K. (2012). Botrylloides violaceus Oka, 1927. In: Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira Da Rocha, R.; Swalla, B.J.; Turron, X. (2012) Ascidiacea World Database. Accessed through: Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira Da Rocha, R.; Swalla, B.J.; Turron, X. (2012) Ascidiacea World Database at http://www.marinespecies.org/ascidiacea/aphia.php?p=taxdetails&id=148715 on 2013-03-02
• Howson, C.M. & Picton, B.E. (ed.), (1997). The species directory of the marine fauna and flora of the British Isles and surrounding seas. Belfast: Ulster Museum. [Ulster Museum publication, no. 276.]
• Lambert, C. C., & Lambert G. (2003). Persistence and differential distribution of nonindigenous ascidians in harbors of the Southern California Bight. Marine Ecology Progress Series. 259, 145-161.
• Lambert, G., & Sanamyan K. (2001). Distaplia alaskensis sp. nov. (Ascidiacea, Aplousobranchia) and other new ascidian records from south-central Alaska, with a redescription of Ascidia columbiana (Huntsman, 1912). Canadian Journal of Zoology. 79, 1766-1781.
• MEDIN (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN, version 1.0.  
• Saito, Y., Mukai, H. & Watanabe, H., (1981). Studies on Japanese compound styelid ascidians II. A new species of the genus Botrylloides and redescription of B. violaceus Oka. Publications of the Seto Marine Biological Laboratory, XXVI , 357-368.
• Streftaris, N.; Zenetos, A.; Papathanassiou, E. (2005). Globalisation in marine ecosystems: the story of non-indigenous marine species across European seas. Oceanogr. Mar. Biol. Ann. Rev. 43: 419-453
• VLIZ Alien Species Consortium