L o a d i n g
Invasive Species Areas of Extreme Concern: StreamsSource
The Washington State Department of Ecology10 months agoStreams where populations of New Zealand Mudsnails have been confirmed. Created as a featureclass and linear event table based on the current version of the National Hydrography Dataset (NHD).
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012EAPECYEnvironmental Assessment ProgramNHDNational Hydrography DatasetNew Zealand mudsnailPotamopyrgus antipodaruUSGSUnited States Geological SurveyWATWashington State Department of EcologybiotaboundariesdecontaminationdistributionecologyenvironmentflowlineinlandWatersinvasivenonindigenousspeciesstreamsub-watershedwaterwatershed
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Invasive Species Areas of Extreme Concern: WaterbodiesSource
The Washington State Department of Ecology10 months agoRivers and Lakes in Washington where known populations of New Zealand mudsnails (Potamopyrgus antipodarum) exist upstream or in the immediate watershed. Originally created from Washington Rivers polygon layer in 2010. Addtional polygons imported from NHDArea and NHDWaterbody beginning in 2014.
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012AreaEAPECYEnvironmental Assessment ProgramNHDNational Hydrography DatasetNew Zealand mudsnailPotamopyrgus antipodaruUSGSUnited States Geological SurveyWATWashington State Department of EcologybiotaboundariesdecontaminationdistributionecologyenvironmentinlandWatersinvasivenonindigenousriverspeciesstreamsub-watershedwaterwatershed
Formats:
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Invasive Species Areas of Extreme Concern: WatershedsSource
The Washington State Department of Ecology10 months agoWatersheds where populations of the New Zealand mudsnail (Potamopyrgus antipodarum) have been found or are likely to be found due to proximity to known populations. Based on HUC12 WBD Watersheds from USGS.
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No licence known
Tags:
012EAPECYEnvironmental Assessment ProgramNew Zealand mudsnailPotamopyrgus antipodaruUSGSUnited States Geological SurveyWATWBDWashington State Department of EcologyWatershed Boundary Datasetbiotaboundariesdecontaminationdistributionecologyenvironmenthydrologic unitsinlandWatersinvasivenonindigenousspeciessub-watershedwaterwatershed
Formats:
HTMLArcGIS GeoServices REST APICSVGeoJSONZIPKML