Jason A. Estrella GIS Specialist TPWD-Wildlife Jason...
Transcript of Jason A. Estrella GIS Specialist TPWD-Wildlife Jason...
![Page 1: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/1.jpg)
Jason A. EstrellaGIS SpecialistTPWD-Wildlife
Jason HardinUpland Game Bird SpecialistTPWD-Wildlife
Dave O’DonnellGIS Specialist*Department of the Interior
* Previously with TPWD
![Page 2: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/2.jpg)
Despite restoration efforts dating back to the 1970’s,
Eastern wild turkeys (Meleagris gallopavo silvestris) in
Texas have remained low and fragmented
In 2007, Texas Parks and Wildlife (TPWD) funded
research through Stephen F. Austin University to test a
super stocking model for restoring turkey populations
Recently, TPWD reopened the restoration program with
a goal to restore wild turkeys to large tracts of suitable
habitat
![Page 3: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/3.jpg)
Landowner applies for an evaluation for restoration (meets the minimum requirements)
GIS evaluation-Use NAIP imagery and a supervised classification to measure basic landscape metrics
On the ground evaluation
If all criteria is met, site receives a super stocking of 80 birds
![Page 4: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/4.jpg)
= 80 turkeys
![Page 5: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/5.jpg)
Turkey restoration to East Texas
Needed a more strategic approach
Be more proactive
![Page 6: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/6.jpg)
Develop landscape-scale habitat suitability index (HSI) models for Eastern wild turkeys.
Develop landscape priority areas to focus restocking efforts
Serve as a decision support tool for ongoing habitat evaluation efforts as well as guiding and focusing future restoration and management efforts.
![Page 7: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/7.jpg)
Includes all or parts of 56 counties,
encompassing approx. 26 mil ac.
![Page 8: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/8.jpg)
The simplest model that is consistent with
existing knowledge is likely to be the
most appropriate to produce reliable
insight.
Remain Dynamic!!
EWT require a set of physical
environmental factors, associated with
certain structure and composition of
specific vegetative communities.
![Page 9: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/9.jpg)
Avoidance
Edge
Landcover
Floodplain data-riparian, wet forest,
bottomland hardwood, etc.
![Page 10: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/10.jpg)
Edge SI
High : 1
Low : 0Low : 0
Avoid SI
High : 1
w = 0.5
![Page 11: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/11.jpg)
Ecological
Management Systems23 Landcover Types
LANDCOVER Score
Barren 8
Coniferous Forest 8
Deciduous Forest 8
Herbaceous 7
Riparian Coniferous Forest 9
Riparian Deciduous Forest 9
Riparian Herbaceous 9
Tidal Marsh 0
Urban High 0
Urban Low 0
Wet Evergreen 1
![Page 12: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/12.jpg)
Landcover SI
High : 1
Low : 0
w = 1.0
![Page 13: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/13.jpg)
Water-based
forest types
w = 1.0
![Page 14: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/14.jpg)
Weighted Sum
Xi = 𝑖𝑛(𝑃𝑖𝑤𝑖)/ 𝑤𝑖
Habitat SuitabilityIndex
High : 1
Low : 0
![Page 15: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/15.jpg)
![Page 16: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/16.jpg)
![Page 17: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/17.jpg)
Zonal Mean Statistic
![Page 18: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/18.jpg)
Getis-Ord Statistic
Gi*(D) = 𝑗𝑤𝑖𝑗 𝐷 𝑥𝑗 / 𝑗 𝑥𝑗
Focal Area Analysis
GiZScore
-9.510393 - -6.661760
-6.661759 - -3.643309
-3.643308 - -2.372630
-2.372629 - -1.357024
-1.357023 - -0.446885
-0.446884 - 0.385562
0.385563 - 1.184481
1.184482 - 2.025761
2.025762 - 2.986130
2.986131 - 5.485260
Fixed Distance Bands = 4 N
![Page 19: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/19.jpg)
So, how can we
use this??
![Page 20: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/20.jpg)
Focal Areas
Z score ≥ 1.65
90% Confidence
![Page 21: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/21.jpg)
Sulphur River Priority Area
Neches River Priority Area
![Page 22: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/22.jpg)
Sulphur River Priority Area
Neches River Priority Area
![Page 23: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/23.jpg)
Ongoing research including GPS,
telemetry, and camera surveys
Biologist Ranking Index
Deer Hunter Fall Surveys
Continue to promote a dynamic and
strategic approach to restoration
![Page 24: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/24.jpg)
![Page 25: Jason A. Estrella GIS Specialist TPWD-Wildlife Jason ...chapter.ser.org/texas/files/2015/11/Jason-Estrella-TXSER-2015... · Jason A. Estrella GIS Specialist TPWD-Wildlife Jason Hardin](https://reader036.fdocuments.us/reader036/viewer/2022081402/5f1dd7290a7d5434e85df1a3/html5/thumbnails/25.jpg)
QUESTIONS???