Monocorophium uenoi
Area
Germany
Monocorophium sextonae
Area
Netherlands
Germany
Melita nitida
Area
Netherlands
Germany
Jassa marmorata
Area
Denmark
Netherlands
Germany
Incisocalliope aestuarius
Area
Germany
Hemigrapsus takanoi
Area
Denmark
Netherlands
Germany
Hemigrapsus sanguineus
Area
Denmark
Netherlands
Germany
Gammarus tigrinus
Area
Netherlands
Germany
Eriocheir sinensis
Area
Denmark
Netherlands
Germany
Chelicorophium curvispinum
Area
Germany