Hydrilla verticillata
Hydrilla verticillata

30 results for Hydrilla verticillata (hydrilla)

Impact IDScientific NameImpact TypeStudy TypeStudy LocationImpact DescriptionReference
2946 Hydrilla verticillataRecreationObservationalN/AA survey of local anglers’ willingness to pay for Hydrilla verticillata controls are one... 5148
2950 Hydrilla verticillataHabitat AlterationObservationalFieldPresence of small amounts of Hydrilla verticillata may increase food and habitat for... 5137
2951 Hydrilla verticillataInfrastructureObservationalFieldLarge amounts of Hydrilla verticillata prevent adequate drainage of canals. 5101
2952 Hydrilla verticillataNavigationObservationalFieldHydrilla verticillata clogs canals preventing boater access. 5101
2956 Hydrilla verticillataInfrastructureExperimentalFieldWater exchange rates are lowered in Hydrilla verticillata-infested tidal canals. 10124
2957 Hydrilla verticillataWater QualityExperimentalFieldWater exchange rates are lowered in Hydrilla verticillata-infested tidal canals. 10124
2966 Hydrilla verticillataHabitat AlterationObservationalFieldBrown Hoplos in Florida construct bubble nests using the invasive plant Hydrilla... 14164
2978 Hydrilla verticillataCompetitionAnecdotalFieldHydrilla verticillata grows faster than native plants in the Potomac River/Chesapeake Bay... 10138
2979 Hydrilla verticillataRecreationExperimentalFieldMean total replacement value per hectare of vegetated area was $59,738 for hydrilla for estimating... 10239
2981 Hydrilla verticillataOtherObservationalFieldNorth Carolina Division of Water resources estimates that chemical control of hydrilla in one lake... 10435
2982 Hydrilla verticillataOtherObservationalFieldDelaware spends approximately $55,000 to control hydrilla (1995). 10435
3015 Hydrilla verticillataFood WebObservationalFieldHydrilla can cause shifts in the feeding habits of all waterfowl species. 10710
3037 Hydrilla verticillataRecreationObservationalFieldHydrilla restricts boat access and impedes other recreational activities such as angler access and... 31435
3061 Hydrilla verticillataRecreationAnecdotalN/AHydrilla can interfere with swimming and boating by anglers and waterskiers in recreational waters. 33831
3062 Hydrilla verticillataCommerceAnecdotalN/AHydrilla can severely interfere with navigation of both recreational and commercial craft 33831
3063 Hydrilla verticillataHabitat AlterationAnecdotalN/AHydrilla displaces native vegetation communities, and can adversely impact sportfish populations 33831
3064 Hydrilla verticillataOtherObservationalFieldEconomic study on Orange Lake in North Central Florida indicated that the economic activity... 33833
3065 Hydrilla verticillataHarvestExperimentalFieldHarvestable (creel-able) largemouth bass had low condition values once hydrilla coverage was above... 10511
3066 Hydrilla verticillataProperty ValueAnecdotalN/AHighly transparent water is often considered desirable by the public, and large populations of... 33831
3071 Hydrilla verticillataCompetitionObservationalFieldHydrilla impacted four lakes in New Zealand, forming dense mono-specific stands that have displaced... 33834
3074 Hydrilla verticillataInfrastructureAnecdotalN/AHydrilla forms dense mats at the water surface, impeding water flow. 33836
3075 Hydrilla verticillataRecreationObservationalFieldHydrilla has affected tourism and navigation in Guatemala. 33837
3076 Hydrilla verticillataInfrastructureObservationalFieldHydrilla has affected tourism and navigation in Guatemala. 33837
3077 Hydrilla verticillataCompetitionAnecdotalFieldHydrilla are considered to cause the loss of native species through competition and displacement. 33837
3079 Hydrilla verticillataHabitat AlterationObservationalFieldLarge amounts of hydrilla lower sediment resuspension 33837


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Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [6/20/2021].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted. For queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.