| snippet:
|
As of June 17, 2026 - specimen locations from the NAS database for Zebra, Quagga and Golden Mussels and undefined Dreissenid species. Point locations are separated into two layers, one representing records where the reproductive status as recorded in the database = established, collected or unknown (null) and one where reproductive status = extirpated, eradicated or failed.
Intended use is to support Western AIS and Columbia River Basin AIS monitoring and watercraft inspection planning efforts. |
| summary:
|
As of June 17, 2026 - specimen locations from the NAS database for Zebra, Quagga and Golden Mussels and undefined Dreissenid species. Point locations are separated into two layers, one representing records where the reproductive status as recorded in the database = established, collected or unknown (null) and one where reproductive status = extirpated, eradicated or failed.
Intended use is to support Western AIS and Columbia River Basin AIS monitoring and watercraft inspection planning efforts. |
| extent:
|
[[-122.10872,29.2532400000001],[-66.87515,54.9825500000001]] |
| accessInformation:
|
|
| thumbnail:
|
thumbnail/thumbnail.png |
| maxScale:
|
1.7976931348623157E+308 |
| typeKeywords:
|
["ArcGIS","ArcGIS Server","Data","Map Service","Service"] |
| description:
|
|
| licenseInfo:
|
|
| catalogPath:
|
|
| title:
|
Invasive Freshwater Mussel Occurrence USGS NAS 2026 |
| type:
|
Map Service |
| url:
|
|
| tags:
|
["Aquatic Invasive Species","Aquatic Monitoring","Aquatic Nuisance Species","Columbia River Basin"] |
| culture:
|
en-US |
| portalUrl:
|
|
| name:
|
Invasive_Freshwater_Mussel_Occurrence_USGS_NAS_2026 |
| guid:
|
8F21B3F7-7F14-4E12-ABE3-161C651EEA2E |
| minScale:
|
0 |
| spatialReference:
|
GCS_WGS_1984 |