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Spatially-balanced designs that incorporate legacy sites

1. A robust scientific conclusion is the result of a rigorous scientific process. In observational ecology, this process involves making inferences about a population from 20 a sample. The sample is crucial, and is the result of implementing a survey design. A good survey design ensures that the data from the survey is capable of answering the research question. An even better design, such as spatially balanced designs, will also aim to reduce uncertainty as far as budgets will allow.


2. In many study areas, there are `legacy sites', that already have a time-series observed, and return visits to these sites are beneficial to enhance examination of temporal variability. We propose a method to incorporate these legacy sites into the survey effort whilst also maintaining spatial balance. This is the first formal method to perform this task.


3. Simulation experiments indicate that incorporating the spatial location of legacy sites increases spatial balance and decreases uncertainty in inferences (smaller standard errors in mean estimates). We illustrate the process using a proposed survey of a large marine reserve in South-Eastern Australia, where quantification of the reserve's biodiversity is required.


4. Our approach allows for integration of legacy sites into a new spatially-balanced 35 design, increasing efficiency. Scientists, managers and funders alike will benefit from this methodology { it provides a tool to provide efficient survey designs around established ones. In this way, it can aid integrated monitoring programs. An R-package that implements these methods, called MBHdesign, is available from CRAN.


<b>Citation:</b> Foster, S.D., Hosack, G.R., Lawrence, E., Przeslawski, R., Hedge, P., Caley, M.J., Barrett, N.S., Williams, A., Li, J., Lynch, T., Dambacher, J.M., Sweatman, H.P.A. and Hayes, K.R. (2017), Spatially balanced designs that incorporate legacy sites. <i>Methods Ecol Evol</i>, 8: 1433-1442. https://doi.org/10.1111/2041-210X.12782

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Identification info

Date (Creation)
2017-01-04T01:00:00
Date (Publication)
2024-05-14T07:02:30
Citation identifier
Geoscience Australia Persistent Identifier/https://pid.geoscience.gov.au/dataset/ga/103600

Cited responsible party
Role Organisation / Individual Name Details
Publisher

British Ecological Society

External Contact
Author

Foster, S.D.

External Contact
Author

Hosack, G.R.

External Contact
Author

Lawrence, E.

External Contact
Author

Przeslawski, R.

External Contact
Author

Hedge, P.

External Contact
Author

Caley, M.J.

External Contact
Author

Barrett, N.S.

External Contact
Author

Williams, A.

External Contact
Author

Li, J.

External Contact
Author

Lynch, T.

External Contact
Author

Dambacher, J.M.

External Contact
Author

Sweatman, H.P.A.

External Contact
Author

Hayes, K.R.

External Contact
Name

Methods in Ecology and Evolution

Issue identification

Volume 8, Issue 11 November 2017

Page

1433-1442

Purpose

Disseminate scientific research through peer-review journal publication

Status
Completed
Point of contact
Role Organisation / Individual Name Details
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Resource provider

Place and Communities Division

External Contact
Point of contact

Carroll, A.

Place and Communities Internal Contact
Spatial representation type
Topic category
  • Oceans

Extent

Extent

N
S
E
W


Maintenance and update frequency
As needed

Resource format

Title

Product data repository: Various Formats

Website

Data Store directory containing the digital product files

Data Store directory containing one or more files, possibly in a variety of formats, accessible to Geoscience Australia staff only for internal purposes

theme.ANZRC Fields of Research.rdf
  • EARTH SCIENCES

Keywords
  • balanced acceptance sampling

Keywords
  • environmental sampling

Keywords
  • quasi-random

Keywords
  • spatial balance

Keywords
  • survey design

Keywords
  • unequal probability sample

Keywords
  • Published_External

Resource constraints

Title

Creative Commons Attribution 4.0 International Licence

Alternate title

CC-BY

Edition

4.0

Website

http://creativecommons.org/licenses/

Access constraints
License
Use constraints
License
Other constraints

©2017 CSIRO

Resource constraints

Title

Australian Government Security ClassificationSystem

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified
Language
English
Character encoding
UTF8

Distribution Information

Distributor contact
Role Organisation / Individual Name Details
Distributor

Commonwealth of Australia (Geoscience Australia)

Voice facsimile
OnLine resource

Link to Journal

Link to Journal

Distribution format

Resource lineage

Statement

This publication was led by CSIRO and will be submitted to a scientific journal for peer review, subsequent revision, and publication. The final product will be made available via the journal, not GA.

Hierarchy level
Document

Metadata constraints

Title

Australian Government Security ClassificationSystem

Edition date
2018-11-01T00:00:00
Website

https://www.protectivesecurity.gov.au/Pages/default.aspx

Classification
Unclassified

Metadata

Metadata identifier
urn:uuid/41bfcfd7-d8cf-4f46-982e-17538f8968d3

Title

GeoNetwork UUID

Language
English
Character encoding
UTF8
Contact
Role Organisation / Individual Name Details
Point of contact

Commonwealth of Australia (Geoscience Australia)

Voice
Owner

Carroll, A.

Place and Communities Internal Contact
Point of contact

Carroll, A.

Place and Communities Internal Contact

Type of resource

Resource scope
Document
Name

Journal Article

Alternative metadata reference

Title

Geoscience Australia - short identifier for metadata record with

uuid

Citation identifier
eCatId/103600

Metadata linkage

https://ecat.ga.gov.au/geonetwork/srv/eng/catalog.search#/metadata/41bfcfd7-d8cf-4f46-982e-17538f8968d3

Metadata linkage

https://ecat.ga.gov.au/geonetwork/ofmj3/eng/catalog.search#/metadata/41bfcfd7-d8cf-4f46-982e-17538f8968d3

Date info (Creation)
2017-01-04T11:16:58
Date info (Revision)
2017-01-04T11:27:17

Metadata standard

Title

AU/NZS ISO 19115-1:2014

Metadata standard

Title

ISO 19115-1:2014

Metadata standard

Title

ISO 19115-3

Title

Geoscience Australia Community Metadata Profile of ISO 19115-1:2014

Edition

Version 2.0, September 2018

Citation identifier
https://pid.geoscience.gov.au/dataset/ga/122551

 
 

Spatial extent

N
S
E
W


Keywords

balanced acceptance sampling environmental sampling quasi-random spatial balance survey design unequal probability sample
theme.ANZRC Fields of Research.rdf
EARTH SCIENCES

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