Egeria densa
Egeria densa
(Brazilian waterweed)
Plants
Exotic
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Impacts

34 results for Egeria densa (Brazilian waterweed)

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Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
3165 Egeria densa Water Quality Anecdotal Laboratory Egeria densa has the potential to uptake Nitrogen and Phosphorus from eutrophic systems... 33883
3166 Egeria densa Food Web Experimental Laboratory The consumption of Egeria densa altered the ability of White amur to remain in Nitrogen... 33886
3167 Egeria densa Recreation Observational Field Egeria densa has impacted boating, hunting, swimming, fishing, and public access on a... 33880
3168 Egeria densa Competition Anecdotal Field Egeria densa populations in Siltcoos Lake, Oregon grew with the rare Ceratophyllum... 10741
3170 Egeria densa Food Web Observational Field Juvenile-sized Largemouth bass were most abundant at intermediate densities of Egeria... 31393
3171 Egeria densa Infrastructure Observational Field Egeria densa and Egeria najas caused great costs to hydroelectric companies in... 33902
3172 Egeria densa Habitat Alteration Observational Field Sedimentation by Egeria densa caused an annual loss of about 1850 ML of water in Lake... 33903
3174 Egeria densa Infrastructure Observational Field Egeria densa have clogged intake structures on the Waikato River, New Zealand, causing the... 33903
3175 Egeria densa Recreation Observational Field Egeria densa interferes with boat traffic in Australia. 29775
3176 Egeria densa Habitat Alteration Anecdotal Field Fish communities are potentially different in Egeria densa beds than in beds of native... 33904
3254 Egeria densa Habitat Alteration Observational Field Egeria densa is considered an ecosystem engineer based on its ability to decrease... 33882
3306 Egeria densa Food Web Experimental Laboratory In nutrient addition experiments between Potamogeton illinoensis and Egeria... 33924
4059 Egeria densa Habitat Alteration Observational Field Egeria densa in the Sacramento-San Joaquin Delta sequester carbon and sediment that would... 35711
4068 Egeria densa Habitat Alteration Experimental Laboratory Lateral growth shoots of Ludwigia grandiflora increased in the presence of Egeria... 32945
6987 Egeria densa Competition Observational Field In the Duck Lake waterways of Washington state, within a matter of three years, stonewart... 42092
6988 Egeria densa Competition Observational Field Egeria densa may have the potential to compete with native species. In the... 42093
6989 Egeria densa Water Quality Observational Field The dense mats of Egeria densa deplete water oxygen levels and restrict water movement... 33903
6990 Egeria densa Water Quality Observational Field The dense growth of Egeria densa can retard water flow. 29775
6991 Egeria densa Food Web Anecdotal N/A Egeria densa can reduce the abundance and diversity of native plant seeds in lake bottoms... 42094
6992 Egeria densa Water Quality Observational Field Egeria densa removes nutrients from the water column. 33882
6993 Egeria densa Habitat Alteration Observational Field Egeria densa grows in dense mats that block light penetration and often displace native... 33903
6994 Egeria densa Habitat Alteration Observational Field Egeria densa populations change the available habitat for fish and waterfowl. 33903
6995 Egeria densa Habitat Alteration Observational Field Egeria densa populations in its native range negatively affect many phytoplankton and... 33907
6996 Egeria densa Human Health Anecdotal N/A The extreme dense mats of Egeria densa can cause drowning by entanglement. The risk would... 42097
6997 Egeria densa Infrastructure Observational Field In New Zealand, electric generating plants were shut down when fragments of Egeria densa... 42092
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Citation information: U.S. Geological Survey. [2023]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/3/2023].

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