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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
Cnidaria
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
6
/
6
records
Pontocaspian region
NW Atlantic
NW Pacific
Unknown
1901 - 1950
1951 - 1970
1991 - 2000
2021 - present
Aquaculture - importing live animals
Shipping (hull fouling)
Shipping (ballast water)
Canals
Aurelia coerulea
Asian moon jelly
Calyptospadix cerulea
Rope grass hydroid
Cordylophora caspia
Ponto-Caspian freshwater hydroid
Diadumene lineata
Orange-striped anemone
Gonionemus vertens
Clinging jellyfish
Nemopsis bachei
American brackish water medusa
NON-INDIGENOUS SPECIES IN THE BELGIUM PART OF