| Impact ID |
Scientific Name
|
Impact Type
|
Study Type
|
Study Location
|
Impact Description
|
Geographic Location
|
Reference
|
|
2157
|
Nymphoides peltata
|
Recreation
|
Experimental
|
Field
|
The leaves of Nymphoides, Nelumbo, Nymphaea, potamogeton spp. and others also completely blanket shallow water bodies hindering fish culture and preventing the use of their water for irrigation, domestic, and recreational purposes.
|
|
33538
|
|
2171
|
Nymphoides peltata
|
Recreation
|
Observational
|
Field
|
Dense stands of N. peltata in recreational areas impede fishing, boating, and swimming
|
|
33524
|
|
2182
|
Nymphoides peltata
|
Recreation
|
Observational
|
Field
|
Even as an indigenous species in China, N. peltata is expanding rapidly in waterways and lakes, threatening commercial shipping and recreational vessels
|
|
33527
|
|
2185
|
Nymphoides peltata
|
Recreation
|
Observational
|
Field
|
Control efforts in Sweden involving the mechanical cutting and removal of N. peltata are estimated at costing 28,000 Swedish krona (SEK) (equivalent to $4,500 U.S. or €3,000 EUR) per hectare (1 hectare = 2.47 acres), or 56,000 SEK ($9,000 U.S., €6,000 EUR) annually if the recommended procedure of cutting twice a year is followed
|
|
33533
|
|
8823
|
Nymphoides peltata
|
Recreation
|
Anecdotal
|
N/A
|
In locations outside the Great Lakes, dense mats of yellow floating heart (Nymphoides peltata) have interfered with or even prevented recreational boating, canoeing, angling, water skiing, and swimming.
|
|
25601
|