Skip to main content

Early Estimates of Exotic Annual Grass (EAG) in the Sagebrush Biome, USA, 2023 (ver. 7.0, June 2023)

Dates

Publication Date
Start Date
2023-05
End Date
2023-07

Citation

Dahal, D., Boyte, S.P., Parajuli, S., Pastick, N.J., Megard, L., Postma, K., and Shrestha, D., 2023, Early Estimates of Exotic Annual Grass (EAG) in the Sagebrush Biome, USA, 2023 (ver. 8.0, June 2023): U.S. Geological Survey data release, https://doi.org/10.5066/P9351ZTZ.

Summary

These datasets provide early estimates of 2023 fractional cover for exotic annual grass (EAG) species and one native perennial grass species on a weekly basis from May to early July. The EAG estimates are developed typically within 7-13 days of the latest satellite observation used for that version. Each weekly release contains four fractional cover maps along with their corresponding confidence maps for: 1) a group of 16 species of EAGs, 2) cheatgrass (Bromus tectorum); 3) medusahead (Taeniatherum caput-medusae); and 4) Sandberg bluegrass (Poa secunda). These datasets were generated leveraging field observations from Bureau of Land Management (BLM) Assessment, Inventory, and Monitoring (AIM) data plots; Harmonized Landsat and Sentinel-2 [...]

Contacts

Attached Files

Click on title to download individual files attached to this item.

RevisonHistory_v7.txt 1.25 KB text/plain
PercentCover_ArcGIS_ColorRamp.lyr 27 KB application/x-tika-msoffice
PercentCover_QGIS_ColorRamp.qml 2.24 KB text/plain
EAG_June2023_PercentCover_v7.0.png thumbnail 3.36 MB image/png
Extension: Cheatgrass_2023June12_Confidence.zip
Cheatgrass_2023June12_Confidence.tif 465.19 MB
Extension: Cheatgrass_2023June12_PercentCover.zip
1.02 GB
Extension: ExoticAnnualGrass_2023June12_Confidence.zip
ExoticAnnualGrass_2023June12_Confidence.tif 499.86 MB
Extension: ExoticAnnualGrass_2023June12_PercentCover.zip
1.11 GB
Extension: Medusahead_2023June12_Confidence.zip
Medusahead_2023June12_Confidence.tif 263.8 MB
Extension: Medusahead_2023June12_PercentCover.zip
Medusahead_2023June12_PercentCover.tif 419.68 MB
Extension: SandbergBluegrass_2023June12_Confidence.zip
SandbergBluegrass_2023June12_Confidence.tif 376.94 MB
Extension: SandbergBluegrass_2023June12_PercentCover.zip
SandbergBluegrass_2023June12_PercentCover.tif 721.95 MB

Purpose

The purpose for these releases is to provide land managers and researchers with near real time estimates of spatially explicit exotic annual grasses percent cover in the study area. Appropriate use of the data should be defined by the user; however, this data comes with caveats. First, these estimates should be viewed as relative abundances. Second, comparing this dataset to similar datasets with different spatial resolutions or different dates can lead to substantial differences between dataset values.

Additional Information

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameCheatgrass_2023June12_Confidence.tif
contentTypeimage/geotiff
pathOnDisk__disk__48/8c/60/488c6096a61ad4277568f607877f8ec05ba75a0b
size487790291
dateUploadedTue Jun 20 14:14:24 MDT 2023
checksum
valuef6b583227e249fd3018bf37c8b6b4632
typeMD5
nameCheatgrass_2023June12_Confidence
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameCheatgrass_2023June12_PercentCover.tif
contentTypeimage/geotiff
pathOnDisk__disk__2b/3d/e7/2b3de7be3aeba2befd9856dd1a7c687218604917
size1093075891
dateUploadedTue Jun 20 14:25:46 MDT 2023
s3Objectgov.sciencebase.catalog.item.S3Object : (unsaved)
checksum
value232fa1cbd69bd96d70d626c09b4f430b
typeMD5
nameCheatgrass_2023June12_PercentCover
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameExoticAnnualGrass_2023June12_Confidence.tif
contentTypeimage/geotiff
pathOnDisk__disk__05/0d/ed/050ded53d16821b2df1560c769507144d9f653f7
size524137683
dateUploadedTue Jun 20 14:34:28 MDT 2023
checksum
valuedfc96a8e4917a07979357439e1dc1e29
typeMD5
nameExoticAnnualGrass_2023June12_Confidence
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameExoticAnnualGrass_2023June12_PercentCover.tif
contentTypeimage/geotiff
pathOnDisk__disk__55/84/50/5584500baaa90b4c6df3480f01efaf9a498529dd
size1192881792
dateUploadedTue Jun 20 14:45:12 MDT 2023
s3Objectgov.sciencebase.catalog.item.S3Object : (unsaved)
checksum
value54ff504622225c597cf2bcf8bca9be9e
typeMD5
nameExoticAnnualGrass_2023June12_PercentCover
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameMedusahead_2023June12_Confidence.tif
contentTypeimage/geotiff
pathOnDisk__disk__fb/86/f1/fb86f14b10a8841a3d0c4a7cff789caa47487683
size276616352
dateUploadedTue Jun 20 14:51:27 MDT 2023
checksum
value16287a5ad4aa114556eb51cd5ca706dc
typeMD5
nameMedusahead_2023June12_Confidence
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameMedusahead_2023June12_PercentCover.tif
contentTypeimage/geotiff
pathOnDisk__disk__b0/20/cd/b020cd18dfaa12227e3e2401a6156b72f9d3b6ad
size440069705
dateUploadedTue Jun 20 14:52:51 MDT 2023
checksum
value6d89a2cfe78b8bf950c07a53943d0594
typeMD5
nameMedusahead_2023June12_PercentCover
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameSandbergBluegrass_2023June12_Confidence.tif
contentTypeimage/geotiff
pathOnDisk__disk__23/11/77/2311772435fbdf883edd5954f82d189f59b4f8b1
size395254081
dateUploadedTue Jun 20 14:59:07 MDT 2023
checksum
valuef9f1a735a7a54bfd0294e7fc03f22584
typeMD5
nameSandbergBluegrass_2023June12_Confidence
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Raster Extension

boundingBox
minY26.59857012756156
minX-127.23277706352492
maxY50.91922001304653
maxX-99.67578253932264
files
nameSandbergBluegrass_2023June12_PercentCover.tif
contentTypeimage/geotiff
pathOnDisk__disk__30/10/ff/3010ff39ac52be2228a6780adeb996bfeb92b7bd
size757024666
dateUploadedTue Jun 20 15:02:41 MDT 2023
checksum
valued7da8cae14549363ee3b4355b72122da
typeMD5
nameSandbergBluegrass_2023June12_PercentCover
nativeCrsEPSG:5070
rasterTypeGeoTIFF

Item Actions

View Item as ...

Save Item as ...

View Item...