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Table 7

A comparison of WTP-impacted metabolism components (GPP and Rc) reported by the present study and related studies.

Study Reach Ecosystem name/Location/Period/Method Mean GPP (g O2 m−2 day−1 ) Mean Rc (g O2 m−2 day−1)
Chesworth (2016) BD Red River Valley/Canada/August to September (2014)/Single-station method 6.58 −13.79
  AD 12.2 −18.74
Aristi et al. (2015) BD Segre River/Spain/September to October (2012)/Single and two-station methods 0.54 −3.11
  AD 0.7 −8.79
  AD 1.24 −7.46
  AD 2.3 −6.56
Chen (2013) BD Grand River Network/Canada/April to October (2006–2009)/Diel δ18 O–O2 isotopic technique with single-station method 2.7–10.2 –3.1 to −7.5
AD 4.7–18.6 −7.9 − −33
AD   9.2–19.9 −11.3 − −19.2
  AD Speed River 9.1–10.8 −9.1 − −10.8
Wassenaar et al. (2010) BD Bow River/Canada/January (2004) to November (2005)/Diel δ18 O–O2 isotopic and O2 techniques with two-station method 3.5 −7.1
AD 13.4 −10.7
AD 4.5 −6.3
AD 4.8 −5.4
  BD South Saskatchewan River 4.1 −6.9
  AD   3.9 −4.5
  AD   10.4 −8.9
  AD   10.0 −8.7
Sanchez-Perez et al. (2009) BD Rozies Stream/France/September (2001) to September (2002)/Two-station method 3.3 −4.2
AD 3.6 −7.1
BD Leze Stream 0 −5.1
AD 5.9 −37.6
Ruggiero et al. (2006) BD Fosso Bagnatore/İtaly/February to June (2002)/Two-station method 1.3 −5.4
AD 0.3 −29.3
Gücker et al. (2006)   Demnitzer Mill Brook and Erpe Stream /Germany/March to December (2002)/Single-station method  
BD Demnitzer Mill Brook, Spring 18 −24
AD Demnitzer Mill Brook, Spring 59 −52
BD Demnitzer Mill Brook, Summer 3 −28
AD Demnitzer Mill Brook, Summer 3 −38
BD Demnitzer Mill Brook, Winter <0.1 −6
AD Demnitzer Mill Brook, Winter <0.1 −7
BD Erpe Stream, Spring 2 −11
AD Erpe Stream, Spring 2 −24
BD Erpe Stream, Summer 32 −32
AD Erpe Stream, Summer 47 −59
BD Erpe Stream, Winter 0.1 −6
AD Erpe Stream, Winter <0.1 −18
Kicklighter (1987) BD Clark Fork River/USA/November (1984), April and August (1985)/Chamber method 5.5 −2.5
AD 2.3 −3.2
Present study (2017) BD Büyüksu Stream/Turkey/August (2015) to December (2016)/Two-station method 15.6 −30.6
AD 9.1 −130.9

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