Marine Nuisance Species, Didemnum sp., a colonial tunicate; ascidian; sea squirt

Map location no.	Location name or station no.	Location abbrev. (2nd part of image filename)	Region	Country	Lat	Lon	Water depth, m	Substrate type	Comment
24	Den Osse harbor	DO	Grevelingen	NE	Y=418.40	X=51.70	10	tunicate	Den Osse harbor, Grevelingen, Zeeland. X and Y are Amersfoort coordinates. Summer 2001. Identified by Arjan Gittenbergen.
25	Scharendijke	SD	Grevelingen	NE	Y=418.00	X=47.50	6	rock	Scharendijke harbor, Grevelingen, Zeeland. X and Y are Amersfoort coordinates. Spring 1999. Identified by Arjan Gittenberger.
25	Scharendijke	SD	Grevelingen	NE	Y=418.00	X=47.50	12	red algae, hydroids	Scharendijke harbor, Grevelingen, Zeeland. X and Y are Amersfoort coordinates. Summer 2003. Identified by Arjan Gittenberger.
26	Zierikzee	ZZ	Oosterschelde	NE			7;8	tunicates, hydroids	Zeelandbrug, Zierrikzee, Oosterschelde, Zeeland. July 1, 2000. Identified by Arjan Gittenberger.
26	Zierikzee	ZZ	Oosterschelde	NE	Y=405.50	X=53.00	8		Zeelandbrug, Zierrikzee, Oosterschelde, Zeeland. X and Y are Amersfoort coordinates. Spring 2003. Identified by Arjan Gittenberger.
27	Bommenede	BE	Grevelingen	NE			4	algae, tunicates	Bommenede, Grevelingen, Zeeland. Dec. 31, 1999. Identified by Arjan Gittenberger.
28	Zoetersbout	ZB	Oosterschelde	NE			8	anemones	Zoetersbout, Oosterschelde, Zeeland. Dec. 25, 2000. Identified by Arjan Gittenberger.
29	Goes	GO	Oosterschelde	NE			6	oysters	Goes, Sas van, Oosterschelde, Zeeland. July 8, 2000. Identified by Arjan Gittenberger.
29	Goes	GO	Oosterschelde	NE			7	anemones	Goes, Sas van, Oosterschelde, Zeeland. June 2003. Identified by Arjan Gittenberger.
30	Zijpe	ZI	Oosterschelde	NE			3	tunicates, mussels	Zijpe mussel farm, Oosterschelde, Zeeland. Oct. 17, 1999. Identified by Arjan Gittenberger.
30	Zijpe	ZI	Oosterschelde	NE			4	tunicates	Zijpe mussel farm, Oosterschelde, Zeeland. Oct. 23, 1999. Identified by Arjan Gittenberger.
31	Brouwersdam	BD	North Sea	NE			5	tunicates, rocks	Brouwersdam, North Sea, Zeeland. Dec. 23, 2000. Identified by Arjan Gittenberger.
32	Ouddorp Inlage	OI	Grevelingen	NE			8	tunicates	Ouddorp Inlage, Grevelingen, Zeeland. Apr. 7, 2000. Identified by Arjan Gittenberger.
33	Zierikzee	ZZ	Oosterschelde	NE			4.6	algae, sponges, anemones, oyster	Zierikzee, de Val, Oosterschlelde, Zeeland. Apr. 7, 2000. Identified by Arjan Gittenberger.

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Didemnum sp. - Netherlands Coast Locations