Nitellopsis obtusa
Nitellopsis obtusa
(starry stonewort)
Algae
Exotic
Collection Info
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Impacts

66 results for Nitellopsis obtusa (starry stonewort)

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Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
3993 Nitellopsis obtusa Competition Experimental Field When starry stonewort (Nitellopsis obtusa) is abundant, macrophyte species richness is... 29177
3994 Nitellopsis obtusa Competition Experimental Field Macrophyte biomass is lower when starry stonewort (Nitellopsis obtusa) is abundant. 29177
3995 Nitellopsis obtusa Competition Experimental Field Starry stonewort (Nitellopsis obtusa) displaces macrophytes across three depth intervals... 29177
3996 Nitellopsis obtusa Habitat Alteration Experimental Field Macrophyte biomass is lower when starry stonewort (Nitellopsis obtusa) is abundant. 29177
3997 Nitellopsis obtusa Water Quality Anecdotal Field Starry stonewort (Nitellopsis obtusa) typically dies back in the fall, which likely... 29177
3998 Nitellopsis obtusa Food Web Anecdotal Field Starry stonewort (Nitellopsis obtusa) typically dies back in the fall, which likely... 29177
3999 Nitellopsis obtusa Water Quality Anecdotal Field Starry stonewort (Nitellopsis obtusa) likely impacts nutrient release from sediments by... 29177
4001 Nitellopsis obtusa Habitat Alteration Observational Field Starry stonewort (Nitellopsis obtusa) forms thick mats that can completely cover the... 19736
4002 Nitellopsis obtusa Habitat Alteration Observational Field Starry stonewort (Nitellopsis obtusa) becomes dense and forms “pillows” of biomass at... 19736
4003 Nitellopsis obtusa Competition Observational Field When starry stonewort (Nitellopsis obtusa) is abundant, it appears to extirpate all other... 19736
4004 Nitellopsis obtusa Competition Observational Field Starry stonewort (Nitellopsis obtusa) outcompetes all other native and nonnative aquatic... 19736
4005 Nitellopsis obtusa Competition Observational Field When starry stonewort (Nitellopsis obtusa) dominates, biomass of all other competing... 19736
4006 Nitellopsis obtusa Habitat Alteration Observational Field When starry stonewort (Nitellopsis obtusa) dominates, biomass of all other competing... 19736
4007 Nitellopsis obtusa Disease/Parasites/Toxicity Observational Field Starry stonewort (Nitellopsis obtusa) can make sediments inhospitable due to accumulation... 19736
4008 Nitellopsis obtusa Water Quality Observational Field Starry stonewort (Nitellopsis obtusa) can make sediments inhospitable due to accumulation... 19736
4009 Nitellopsis obtusa Food Web Observational Field Certain rootless plant species such as common bladderwort (Utricularia vulgaris) and coontail... 19736
4010 Nitellopsis obtusa Water Quality Observational Field Water clarity increases when abundance of starry stonewort (Nitellopsis obtusa) increases. 19736
4011 Nitellopsis obtusa Habitat Alteration Observational Field Starry stonewort (Nitellopsis obtusa) acts as a favorable substrate for zebra mussels... 19736
4012 Nitellopsis obtusa Food Web Anecdotal Field It is speculated that the upper parts of starry stonewort (Nitellopsis obtusa) mats... 19736
4013 Nitellopsis obtusa Competition Anecdotal Field It is speculated that the upper parts of starry stonewort (Nitellopsis obtusa) mats... 19736
4014 Nitellopsis obtusa Habitat Alteration Observational Field Starry stonewort (Nitellopsis obtusa) impacts fish spawning by creating a physical barrier... 19736
4015 Nitellopsis obtusa Competition Observational Field Starry stonewort (Nitellopsis obtusa) impacts fish spawning by creating a physical barrier... 19736
4016 Nitellopsis obtusa Habitat Alteration Observational Field Because of its mat-forming growth strategy, starry stonewort (Nitellopsis obtusa)... 19736
4017 Nitellopsis obtusa Water Quality Observational Field Blooms of blue-green algae have been observed in lakes where start stonewort (Nitellopsis... 19736
4018 Nitellopsis obtusa Habitat Alteration Observational Field Zooplankton species may shift from pelagic communities to littoral communities in the presence of... 19736
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [4/19/2024].

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