Dr. Ron Chen

Birds

Data collection years

unit t0 t1 t2 t3
Arid South 2014 2018 2020 2020
Herbaceous and Dwarf-Shrub Vegetation 2014 2018 2020 2020
Inland Sands 2017 NaN 2019 2021
Loess Covered Areas in the Northern Negev 2014 2018 2020 2020
Mediterranean Maquis 2012 2017 2019 2021
Mediterranean-Desert Transition Zone 2014 2018 2020 2020
Negev Highlands 2014 2018 2020 2020
Planted Conifer Forest 2014 2017 2019 2021

Bird indices

Overall and unit indices
unit t1 t2 t3
Arid South 1.149 1.139 1.139
Herbaceous and Dwarf-Shrub Vegetation 1.047 1.032 1.032
Inland Sands NA 1.071 1.038
Loess Covered Areas in the Northern Negev 0.936 1.010 1.010
Mediterranean Maquis 1.001 1.090 1.095
Mediterranean-Desert Transition Zone 1.049 1.081 1.081
Negev Highlands 1.080 1.064 1.064
Planted Conifer Forest 1.083 1.053 1.014
Overall 1.049 1.067 1.059


Reptiles

Data collection years

unit t0 t1 t2 t3
Coastal Plain Sands 2014 2017 2019 2021
Inland Sands 2017 NaN 2019 2021
Loess Covered Areas in the Northern Negev 2014 2018 2020 2020
Mediterranean-Desert Transition Zone 2014 2018 2020 2020
Planted Conifer Forest 2014 2017 2019 2021

Reptile indices

Overall and unit indices
unit t1 t2 t3
Coastal Plain Sands 1.037 0.977 1.009
Inland Sands NA 1.031 1.031
Loess Covered Areas in the Northern Negev 0.976 0.946 0.946
Mediterranean-Desert Transition Zone 1.026 1.036 1.036
Planted Conifer Forest 1.056 1.056 1.028
Overall 1.024 1.009 1.010


Mammals

Data collection years

unit t0 t1 t2 t3
Arid South 2014 2018 2020 2022
Herbaceous and Dwarf-Shrub Vegetation 2014 2018 2020 2022
Inland Sands 2017 NaN 2020 2021
Mediterranean Maquis 2012 2017 2019 2021
Mediterranean-Desert Transition Zone 2014 2018 2020 2022
Negev Highlands 2014 2018 2020 2022
Planted Conifer Forest 2013 2017 2019 2021

Mammal indices

Overall and unit indices
unit t1 t2 t3
Arid South 2.233 1.258 1.258
Herbaceous and Dwarf-Shrub Vegetation 0.882 0.739 0.882
Inland Sands NA 1.579 1.194
Mediterranean Maquis 1.000 0.690 0.783
Mediterranean-Desert Transition Zone 0.805 0.805 0.805
Negev Highlands 0.558 0.869 0.923
Planted Conifer Forest 0.805 0.702 1.000
Overall 1.047 0.949 0.978


Vegetation

Data collection years

unit t0 t1 t2 t3
Arid South 2013 2016 2016 2022
Mediterranean Maquis 2013 2017 2017 2021
Mediterranean-Desert Transition Zone 2013 2016 2016 2022
Negev Highlands 2013 2016 2016 2022
Planted Conifer Forest 2014 2017 2017 2021

Vegetation indices

Overall and unit indices
unit t1 t2 t3
Arid South 1.020 1.020 1.002
Mediterranean Maquis 1.016 1.016 1.005
Mediterranean-Desert Transition Zone 0.991 0.991 1.018
Negev Highlands 0.982 0.982 1.017
Planted Conifer Forest 0.991 0.991 0.982
Overall 1.000 1.000 1.005


National level

Data collection years

unit time_point birds mammals reptiles vegetation
Arid South t0 2014 2014 ir 2013
Arid South t1 2018 2018 ir 2016
Arid South t2 2020 2020 ir 2016
Arid South t3 2020 2022 ir 2022
Coastal Plain Sands t0 ir ir 2014 w.p.
Coastal Plain Sands t1 ir ir 2017 w.p.
Coastal Plain Sands t2 ir ir 2019 w.p.
Coastal Plain Sands t3 ir ir 2021 w.p.
Herbaceous and Dwarf-Shrub Vegetation t0 2014 2014 ir ir
Herbaceous and Dwarf-Shrub Vegetation t1 2018 2018 ir ir
Herbaceous and Dwarf-Shrub Vegetation t2 2020 2020 ir ir
Herbaceous and Dwarf-Shrub Vegetation t3 2020 2022 ir ir
Inland Sands t0 2017 2017 2017 w.p.
Inland Sands t1 NaN NaN NaN w.p.
Inland Sands t2 2019 2020 2019 w.p.
Inland Sands t3 2021 2021 2021 w.p.
Loess Covered Areas in the Northern Negev t0 2014 ir 2014 w.p.
Loess Covered Areas in the Northern Negev t1 2018 ir 2018 w.p.
Loess Covered Areas in the Northern Negev t2 2020 ir 2020 w.p.
Loess Covered Areas in the Northern Negev t3 2020 ir 2020 w.p.
Mediterranean Maquis t0 2012 2012 ir 2013
Mediterranean Maquis t1 2017 2017 ir 2017
Mediterranean Maquis t2 2019 2019 ir 2017
Mediterranean Maquis t3 2021 2021 ir 2021
Mediterranean-Desert Transition Zone t0 2014 2014 2014 2013
Mediterranean-Desert Transition Zone t1 2018 2018 2018 2016
Mediterranean-Desert Transition Zone t2 2020 2020 2020 2016
Mediterranean-Desert Transition Zone t3 2020 2022 2020 2022
Negev Highlands t0 2014 2014 ir 2013
Negev Highlands t1 2018 2018 ir 2016
Negev Highlands t2 2020 2020 ir 2016
Negev Highlands t3 2020 2022 ir 2022
Planted Conifer Forest t0 2014 2013 2014 2014
Planted Conifer Forest t1 2017 2017 2017 2017
Planted Conifer Forest t2 2019 2019 2019 2017
Planted Conifer Forest t3 2021 2021 2021 2021
ir: irrelevant, not included in national monitoring program
w.p.: work in progress

Unit level and national level indices

unit t1 t2 t3
Arid South 1.467 1.139 1.133
Coastal Plain Sands 1.037 0.977 1.009
Herbaceous and Dwarf-Shrub Vegetation 0.965 0.886 0.957
Inland Sands NA 1.227 1.088
Loess Covered Areas in the Northern Negev 0.956 0.978 0.978
Mediterranean Maquis 1.006 0.932 0.961
Mediterranean-Desert Transition Zone 0.967 0.978 0.985
Negev Highlands 0.874 0.972 1.001
Planted Conifer Forest 0.983 0.950 1.006
Overall 1.032 1.004 1.013