Myriophyllum aquaticum
Myriophyllum aquaticum
(parrot feather)
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5 results for Myriophyllum aquaticum (parrot feather)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1887683 WAGrays Harbor[No locality description provided]2023 17100104 Lower Chehalis 
1525594 WAGrays HarborChehalis River2002 17100104 Lower Chehalisestablished
243280 WAGrays HarborChehalis River [near South Elma]2002 17100104 Lower Chehalisestablished
230813 WAGrays HarborChehalis River, upstream of the Satsop River mouth.1991 17100104 Lower Chehalisestablished
229869 WALewisChehalis River, from Centralia (approx. 2.5 miles downstream of Borst Park) to the mouth in Grays Harbor.1995 17100104 Lower Chehalisestablished

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. 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.

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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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/8/2025].

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