| Impact ID |
Scientific Name
|
Impact Type
|
Study Type
|
Study Location
|
Impact Description
|
Geographic Location
|
Reference
|
|
3338
|
Myriophyllum spicatum
|
Habitat Alteration
|
Observational
|
Field
|
Myriophyllum spicatum in Canada shades out other species in the water column.
|
|
10310
|
|
3466
|
Myriophyllum spicatum
|
Habitat Alteration
|
Anecdotal
|
Field
|
The dense mats formed by Myriophyllum spicatum in Shawano Lake, Wisconsin might affect use by waterfowl.
|
|
16463
|
|
3826
|
Myriophyllum spicatum
|
Habitat Alteration
|
Anecdotal
|
N/A
|
Myriophyllum spicatum stems and leaves can create structures for Dreissena polymorpha to attach and reproduce.
|
Great Lakes
|
13595
|
|
7427
|
Myriophyllum spicatum
|
Habitat Alteration
|
Anecdotal
|
Laboratory
|
In a laboratory setting native Hyalella azteca and Physella sp. exhibited high rates of consumption of Myriophyllum spicatum. This suggests native snail and amphipod herbivory may prevent Myriophyllum spicatum dominance in freshwater habitats.
|
|
39478
|
|
8737
|
Myriophyllum spicatum
|
Habitat Alteration
|
Anecdotal
|
N/A
|
Large infestations of Myriophyllum spicatum (Eurasian watermilfoil) can also alter the hydrology of water bodies and even create stagnant water conditions.
|
|
42530
|
|
9245
|
Myriophyllum spicatum
|
Habitat Alteration
|
Anecdotal
|
N/A
|
Myriophyllum spicatum can dominate its new environment with thick mats that shade out endemic plant species.
|
|
42717
|