Table 2 Summary of wetland ecosystem service indicators included in this study
Ecosystem service | Biophysical indicator | Temporal scale | Independent sample size | Independent observation | Measurement unit | Whether dataset has been previously published |
|---|---|---|---|---|---|---|
Soil nutrient maintenance | Soil total nitrogen (TN) | 2007, 2009, 2016 | 60 | 20 | % | Yes, Ho et al., (2018) |
Soil total phosphorus (TP) | 2007, 2009, 2016 | 60 | 20 | % | Yes, Ho et al., (2018) | |
Soil C/N ratio | 2007, 2009, 2016 | 60 | 20 | unitless | Yes, Ho et al., (2018) | |
Soil organic matter (OM) | 2007, 2009, 2016 | 60 | 20 | % | Yes, Ho et al., (2018) | |
Water quality regulation | Water TN | 2006, 2008, 2009, 2014 | 80 | 20 | mg L–1 | Yes, Jansen et al., (2019) |
Water NH4+ | 2006, 2008, 2009, 2014 | 80 | 20 | mg L–1 | Yes, Jansen et al., (2019) | |
Water NO3– | 2008, 2009, 2014 | 60 | 20 | mg L–1 | No | |
Water TP | 2006, 2008, 2009, 2014 | 80 | 20 | mg L–1 | Yes, Jansen et al., (2019) | |
Water PO43– | 2006, 2008, 2009, 2014 | 80 | 20 | mg L–1 | Yes, Jansen et al., (2019) | |
Carbon storage and greenhouse gas mitigation | Soil total carbon (TC) | 2007, 2009, 2016 | 60 | 20 | % | Yes, Ho et al., (2018) |
Root biomass | 2015 | 25 | 4 | g | Yes, DeLucia et al., (2019) | |
Annual net primary productivity (ANPP) | 2016, 2017 | 40 | 20 | g m–2 | Partial data published in Sonnier et al., (2020) | |
CH4 flux | 2013–2015 | 188 | 16 | umol m–2 s–1 | Yes, DeLucia et al., (2019) | |
Biodiversity maintenance | Total plant species richness | 2006–2020 | 240 | 20 | count | No |
Plant species α-diversity | 2006–2020 | 240 | 20 | unitless | No | |
Invertebrate richness | 2006 | 20 | 20 | count | Yes, Medley et al., (2015) | |
Invertebrate α-diversity | 2006 | 20 | 20 | unitless | Yes, Medley et al., (2015) | |
Vertebrate richness | 2006, 2008, 2009 | 60 | 20 | count | Yes, Medley et al., (2015) | |
Vertebrate α-diversity | 2006, 2008, 2009 | 60 | 20 | unitless | Yes, Medley et al., (2015) | |
Invasion resistance | Non-native plant richness | 2006–2020 | 240 | 20 | count | No |
Agricultural production (forage) | Forage N | 2006–2008 | 404 | ~135 | % | Yes, Sonnier et al., (2020) |
Forage P | 2006–2008 | 380 | ~135 | % | Yes, Sonnier et al., (2020) | |
Forage C/N ratio | 2006–2008 | 404 | ~135 | unitless | Yes, Sonnier et al., (2020) | |
Palatable biomass cover | 2018, 2020 | 40 | 20 | % | Yes, Sonnier et al., (2020) |
