Impact ID |
Scientific Name
|
Impact Type
|
Study Type
|
Study Location
|
Impact Description
|
Geographic Location
|
Reference
|
4792
|
Dikerogammarus villosus
|
Competition
|
Observational
|
Field
|
The abundance of indigenous gammarids declined with the increased density of D. villosus in Lake Constance, Germany. The density of D. villosus explained 26% of benthic variability in the lake and thus exhibited a strong impact on the benthic communities
|
Lake Constance, Germany
|
37168
|
4799
|
Dikerogammarus villosus
|
Competition
|
Experimental
|
Laboratory
|
The presence of D. villosus reduced leaf shredding efficiencies of resident Gammrus spp. due to non-consumptive effects (fear responses)
|
|
33393
|
4800
|
Dikerogammarus villosus
|
Competition
|
Observational
|
Field
|
In the Netherlands, D. villosus has replaced many populations of the European native amphipod species Gammarus duebeni, as well as those of the North American invader G. tigrinus
|
Netherlands
|
16390
|
4801
|
Dikerogammarus villosus
|
Competition
|
Observational
|
Field
|
Replacement of native G. tigrinus by invasive D. villosus was reported in the Lippe River, Germany
|
Lippe River, Germany
|
37181
|
4802
|
Dikerogammarus villosus
|
Competition
|
Observational
|
Field
|
Dikerogammarus villosus has displaced an additional Dikerogammarus invader (D. haemobaphes) in portions of the Danube and Rhine rivers
|
Danube and Rhine rivers
|
37125
|
4803
|
Dikerogammarus villosus
|
Competition
|
Experimental
|
Laboratory
|
The aggressive aggregation and exceptional anti-predatory behaviors of D. villosus forces other gammarids from shelter and often leads to their predation
|
|
36809
|
4804
|
Dikerogammarus villosus
|
Competition
|
Experimental
|
Laboratory
|
D. villosus displaces Gammarus pulex, G. fossarum, and G. roeselii from shelter which are subsequently consumed by the fishes Neogobius melanostomus and Proterorhinus semilunaris, both of which have invaded the Great Lakers
|
|
37162
|
4805
|
Dikerogammarus villosus
|
Competition
|
Experimental
|
Laboratory
|
D. villosus displaces Gammarus pulex, G. fossarum, and G. roeselii from shelter which are subsequently consumed by the fishes Neogobius melanostomus and Proterorhinus semilunaris, both of which have invaded the Great Lakers
|
|
35449
|
4806
|
Dikerogammarus villosus
|
Competition
|
Experimental
|
Laboratory
|
D. villosus displaces Gammarus pulex, G. fossarum, and G. roeselii from shelter which are subsequently consumed by the fishes Neogobius melanostomus and Proterorhinus semilunaris, both of which have invaded the Great Lakers
|
|
37164
|