ASCIDIACEA INTRODUCED TO THE NETHERLANDS



 Botrylloides violaceus Oka, 1927



  Botrylloides diegensis (Ritter & Forsyth, 1917)

 Corella eumyota Traustedt, 1882

  Didemnum vexillum Kott, 2002

 Molgula manhattensis (De Kay, 1843)

 Perophora japonica Oka, 1927

 Styela clava Herdman, 1882