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Hoofdnavigatie
PROJECT
SPECIES
POLICY
CONTACT
Hoofdnavigatie
PROJECT
SPECIES
POLICY
CONTACT
N
ON-INDIGENOUS SPECIES IN THE
B
ELGIUM PART OF
THE
N
ORTH
S
EA AND THE
S
CHELDT-
E
STUARY
Ascidians
Hoofdnavigatie
PROJECT
SPECIES
Summarised facts and figures
Full species list
Species Groups
Algae and weeds
Single-celled organisms
Arhtropods
Bryozoans
Cnidaria
Rotifers
Ctenophores
Sponges
Vascular plants
Fish
Molluscs
Worms
Ascidians
Areas of origin
Introduction pathways
POLICY
CONTACT
edit
5
/
5
records
NW Atlantic
NW Pacific
Unknown
1800 - 1900
1981 - 1990
2001 - 2010
Aquaculture - importing live animals
Shipping (hull fouling)
Aplidium glabrum
Botrylloides violaceus
Colonial sea squirt
Diplosoma listerianum
Molgula manhattensis
Sea grape
Styela clava
Rough sea squirt