Ecological Archives E087-023-A4

Lisa A. Levin, Carlos Neira, and Edwin D. Grosholz. 2006. Invasive cordgrass modifies wetland trophic function. Ecology 87:419–432.

Appendix D. Isotopic signatures of primary producers in a dual isotope labeling experiment shown as a function of time and habitat.


15N

 

Time 0 -24 h

   

Time 4 d

   

Time 17 d

 
 
 

Hybrid

 

Tidal flat

 

Hybrid

 

Tidal flat

 

Hybrid

 

Tidal flat

 
 

average

SE

average

SE

average

SE

average

SE

average

SE

average

SE

 

Microalgae

49.08

20.06

19.88

8.02

64.08

11.97

40.43

21.46

22.06

8.32

2.98

2.05

POM

8.36

0.44

   

8.92

     

8.53

0.43

   

Sediment

160.64

11.30

20.93

2.62

45.66

0.00

57.40

0.00

14.93

0.00

10.91

0.00

Hybrid Spartina

1264.03

134.51

                   

Ulva

14.77

1.08

   

20.47

     

15.66

0.26

12.88

0.00

Enteromorpha

 

20.93

0.05

   

15.15

2.06

   

16.67

3.35


                         

13C

 

Time 0-24 h

   

Time 4 d

   

Time 17 d

 
 
 

Hybrid

 

Tidal flat

 

Hybrid

 

Tidal flat

 

Hybrid

 

Tidal flat

 
 

average

SE

average

SE

average

SE

average

SE

average

SE

average

SE

 

Microalgae

-9.77

1.58

-17.38

0.82

-16.91

0.70

-15.54

4.31

-19.53

0.75

-18.90

0.73

POM

-22.20

0.24

   

-20.78

     

-21.69

0.05

   

Sediment

-10.97

0.99

-19.55

0.22

-16.38

0.00

-19.47

0.00

-19.19

0

-19.86

0.00

Ulva

-1.85

3.61

   

-14.02

     

-18.0

5.96

-10.44

0.00

Enteromorpha

 

2.30

15.30

   

2.83

11.40

   

-12.87

2.72




[Back to E087-023]