Hydrilla verticillata
Hydrilla verticillata
(hydrilla)
Plants
Exotic
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Impacts

89 results for Hydrilla verticillata (hydrilla)

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Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
2946 Hydrilla verticillata Recreation Observational N/A A survey of local anglers’ willingness to pay for Hydrilla verticillata controls are one... 5148
2950 Hydrilla verticillata Habitat Alteration Observational Field Presence of small amounts of Hydrilla verticillata may increase food and habitat for... 5137
2951 Hydrilla verticillata Infrastructure Observational Field Large amounts of Hydrilla verticillata prevent adequate drainage of canals. 5101
2952 Hydrilla verticillata Navigation Observational Field Hydrilla verticillata clogs canals preventing boater access. 5101
2956 Hydrilla verticillata Infrastructure Experimental Field Water exchange rates are lowered in Hydrilla verticillata-infested tidal canals. 10124
2957 Hydrilla verticillata Water Quality Experimental Field Water exchange rates are lowered in Hydrilla verticillata-infested tidal canals. 10124
2966 Hydrilla verticillata Habitat Alteration Observational Field Brown Hoplos in Florida construct bubble nests using the invasive plant Hydrilla... 14164
2978 Hydrilla verticillata Competition Anecdotal Field Hydrilla verticillata grows faster than native plants in the Potomac River/Chesapeake Bay... 10138
2979 Hydrilla verticillata Recreation Experimental Field Mean total replacement value per hectare of vegetated area was $59,738 for hydrilla for estimating... 10239
2981 Hydrilla verticillata Other Observational Field North Carolina Division of Water resources estimates that chemical control of hydrilla in one lake... 10435
2982 Hydrilla verticillata Other Observational Field Delaware spends approximately $55,000 to control hydrilla (1995). 10435
3015 Hydrilla verticillata Food Web Observational Field Hydrilla can cause shifts in the feeding habits of all waterfowl species. 10710
3037 Hydrilla verticillata Recreation Observational Field Hydrilla restricts boat access and impedes other recreational activities such as angler access and... 31435
3061 Hydrilla verticillata Recreation Anecdotal N/A Hydrilla can interfere with swimming and boating by anglers and waterskiers in recreational waters. 33831
3062 Hydrilla verticillata Commerce Anecdotal N/A Hydrilla can severely interfere with navigation of both recreational and commercial craft 33831
3063 Hydrilla verticillata Habitat Alteration Anecdotal N/A Hydrilla displaces native vegetation communities, and can adversely impact sportfish populations 33831
3064 Hydrilla verticillata Other Observational Field Economic study on Orange Lake in North Central Florida indicated that the economic activity... 33833
3065 Hydrilla verticillata Harvest Experimental Field Harvestable (creel-able) largemouth bass had low condition values once hydrilla coverage was above... 10511
3066 Hydrilla verticillata Property Value Anecdotal N/A Highly transparent water is often considered desirable by the public, and large populations of... 33831
3071 Hydrilla verticillata Competition Observational Field Hydrilla impacted four lakes in New Zealand, forming dense mono-specific stands that have displaced... 33834
3074 Hydrilla verticillata Infrastructure Anecdotal N/A Hydrilla forms dense mats at the water surface, impeding water flow. 33836
3075 Hydrilla verticillata Recreation Observational Field Hydrilla has affected tourism and navigation in Guatemala. 33837
3076 Hydrilla verticillata Infrastructure Observational Field Hydrilla has affected tourism and navigation in Guatemala. 33837
3077 Hydrilla verticillata Competition Anecdotal Field Hydrilla are considered to cause the loss of native species through competition and displacement. 33837
3079 Hydrilla verticillata Habitat Alteration Observational Field Large amounts of hydrilla lower sediment resuspension 33837
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/23/2024].

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