image description
Sample Design: Michael Test 8
ID: 2622
State: Finalized
  • State: Finalized
  • Owner: Michael Carnes
  • Spatial Design Category: Generalized Random Tessellation Stratified (GRTS)
  • Data Repository: <none>
  • Snapshot: 4/6/2017
  • Snapshot by: Michael Carnes
  • Sites in Design: 128
  • Has Location Privacy: No

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The details of this Sample Design, including all the parameters used to generate it, are included below. Sample designs must belong to a Study Design.

Description

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Sample Design Parameters


Start Year

2017

Study Design

BLM AIM Assessment, Inventory, and Monitoring (AIM) of Wadeable Lotic Systems

Photos

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Documents

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Map of Sites

Stratum Panel Occasion

Area of Inference

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AOI Notes

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This sample design is based on master sample: Bureau of Land Management Lotic

Details of this master sample:



Frame

This sample design started with an initial frame of 67,033 sites, based on its master sample. The criteria (based on the master sample's attributes) were then used to refine the sample frame down to 169 sites:

Criteria Group 1
           
  BLM Field Office Is Equal To ARIZONA STRIP FIELD OFFICE

Target Population

Teste


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Below is the complete list of sample sites that were drawn using the criteria for this sample design.

Number of sites before generating the GRTS sample: 169
Number of sites after generating the GRTS sample: 128
Number of oversamples: 78
Number of panels: 1
Number of strata: 1

Shapefile

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Distribution

The histogram charts below show the distribution of this sample design’s sites across the various panels and strata.


  Schema   Attribute   Description

PROJCS["USA_Contiguous_Albers_Equal_Area_Conic_USGS_version",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Albers"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-96.0],PARAMETER["Standard_Parallel_1",29.5],PARAMETER["Standard_Parallel_2",45.5],PARAMETER["Latitude_Of_Origin",23.0],UNIT["Meter",1.0]]