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

9 results for Didymosphenia geminata (didymo)

Impact ID Scientific Name Impact Type Study Type Study Location Impact Description Reference
4882 Didymosphenia geminata Competition Observational Field Didymosphenia geminata can form dense mats, covering substrates in rivers and lakes, which... 37327
9722 Didymosphenia geminata Competition Anecdotal N/A Blooms of Didymosphenia geminata form mats which can be over 20 cm thick. These mats are... 30502
9723 Didymosphenia geminata Competition Anecdotal N/A Recent studies on blooms have revealed that the mats contain concentrations of dissolved oxygen... 30506
9724 Didymosphenia geminata Competition Anecdotal N/A Didymosphenia geminata may impact fish reproduction by reducing suitable spawning areas. 30506
9725 Didymosphenia geminata Competition Anecdotal N/A Didymosphenia geminata has the potential to form massive blooms which can adversely affect... 30499
9726 Didymosphenia geminata Competition Anecdotal N/A Didymosphenia geminata dominates stream surfaces by covering up to 100% of substrate with... 30501
9727 Didymosphenia geminata Competition Observational Field Kilroy et al. (2009) noted changes in the occurrence of some algal taxa in the Lower Waiau River... 30524
9728 Didymosphenia geminata Competition Observational Field Didymosphenia geminata was reported to cause a homogenization of the benthic diatom... 43370
9729 Didymosphenia geminata Competition Anecdotal N/A Dense mats of Didymosphenia geminata exclude growth of other diatoms. 43371

View all impact types for Didymosphenia geminata
Data Disclaimer: These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [11/28/2024].

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 general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.