NAS - Nonindigenous Aquatic Species
Many. 2005. Map of South American waterweed (Egeria densa) distribution in Oregon. http://www.weedmapper.org/egde_state.html (accessed on December 15, 2006).
Reference Number: 15921 Type: Web Page Author: Many. Date (year): 2005 Title:Map of South American waterweed (Egeria densa) distribution in Oregon. URL: http://www.weedmapper.org/egde_state.html (accessed on December 15, 2006) Accessed on: Created on: Keywords: plants, Egeria densa, South American waterweed, distribution, Oregon, weedmapper
Egeria densa OR - Columbia River, lower OR - Willamette Valley OR - Clatsop, Tillamook, Lincoln and Lane counties. OR - Coos County OR - Douglas County OR - Curry County OR - Josephine County OR - Jackson County
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 [11/25/2024].
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.