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Ohia Dieback Study - Dieback Model Results Table

Dates

Publication Date
Start Date
1977
End Date
2015

Citation

Mertelmeyer, L., Jacobi, J.D., Mueller-Dombois, D., Boehmer, H.J., Balakrishnan, N., Cooray, R., Gerrish, G. and Brinck, K., 2019, Hawaii Island Regeneration of Metrosideros polymorpha forests since landscape-level canopy dieback in the 1970s: U.S. Geological Survey data release, https://doi.org/10.5066/P97OSO15.

Summary

Several previously published reports and geographic information system (GIS) data layers were used to code information on site attributes for each assessment plot using the spatial join tool in ArcMap. This information was used for an analysis of dieback and non-dieback habitat characteristics. The results of this analysis are presented in this table which depicts the probability of heavy to severe canopy dieback occurring at some time at a particular 30 x 30 m pixel location within the study area.

Contacts

Point of Contact :
James D Jacobi, Pacific Region
Process Contact :
James D Jacobi
Originator :
Kevin Brinck, Linda Mertelmeyer, James D Jacobi
Metadata Contact :
James D Jacobi
Publisher :
U.S. Geological Survey
Distributor :
U.S. Geological Survey - ScienceBase

Attached Files

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Ohia Dieback Study - Dieback Model Results Table.csv 61.38 MB text/csv

Purpose

We analyzed very-high-resolution imagery to assess the change in status of Metrosideros polymorpha forests across an 83,603 hectare study area that experienced extensive canopy dieback in the 1970s on the eastern side of the island of Hawaii. These results were combined with habitat data to produce a spatial model depicting probability of canopy dieback within the study area.

Map

Communities

  • Pacific Island Ecosystems Research Center

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