Didymosphenia geminata
Didymosphenia geminata
(didymo)
Algae
Cryptogenic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

11 results for Didymosphenia geminata (didymo)

Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
4825 Didymosphenia geminata Food Web Anecdotal Field Benthic macroinvertebrate density, as well as the proportion of Chironomids (midges), increased... 37243
4891 Didymosphenia geminata Food Web Experimental Field Didymosphenia geminata alters the macroinvertebrate assemblages and lowers their densities... 37334
9731 Didymosphenia geminata Food Web Observational Field With increasing D. geminata biomass, invertebrate communities were seen to become more... 30524
9732 Didymosphenia geminata Food Web Anecdotal N/A Blooms of Didymosphenia geminata form mats which can be over 20 cm thick. These mats are... 30502
9733 Didymosphenia geminata Food Web Anecdotal N/A Streams harshly impacted by mats of Didymosphenia geminata have seen invertebrate... 30506
9734 Didymosphenia geminata Food Web Observational Field In New Zealand rivers, Didymosphenia geminata blooms have been observed in conjunction... 30524
9735 Didymosphenia geminata Food Web Observational Field When Didymo was present, relative invertebrate abundance was lower than when Didymo was absent, and... 43373
9736 Didymosphenia geminata Food Web Experimental Field Didymo abundance was correlated only with the percentage of aquatic invertebrates in trout diets... 37334
9737 Didymosphenia geminata Food Web Anecdotal N/A Didymosphenia geminata smothers streambeds which adversely affects fish, plant, and... 43371
9738 Didymosphenia geminata Food Web Anecdotal N/A Didymosphenia geminata is an ecosystem engineer which displaces macrophytes. 43371
9744 Didymosphenia geminata Food Web Anecdotal N/A It is believed that D. geminata impacts ecosystem function by altering the distribution... 30501

View all impact types for Didymosphenia geminata
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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/23/2024].

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