1. Ahyong, S., M. J. Costello, J. Dolan, B. S. Galil, S. Gollasch, P. Hutchings, S. Katsanevakis, C. Lejeusne, A. Marchini, A. Occhipinti, S. Pagad, G. Poore, M. Rius, T. B. Robinson, W. Sterrer, X. Turon, R. C. Willan, and A. Zhan. 2018. World Register of Introduced Marine Species (WRIMS). Accessed at http://www.marinespecies.org/introduced.
2. Marine paints: the particular case of antifouling paints;Almeida;Prog. Org. Coat.,2007
3. Anderson, M., R. Gorley, and K. Clarke. 2008. PERMANOVA+ for PRIMER: Guide to Software and Statistical Methods. Primer-E, Plymouth.
4. AquaNIS Editorial Board. 2015. Information System on Aquatic Non-indigenous and Cryptogenic Species. World Wide Web Electronic Publication. http://www.corpi.ku.lt/databases/aquanis. Version 2.36+. Accessed 2018/05/04.