Table 3 Stable isotope analysis of carbon and nitrogen in different tissues from the 3 stranded sperm whales under study.

From: Multidisciplinary studies on a sick-leader syndrome-associated mass stranding of sperm whales (Physeter macrocephalus) along the Adriatic coast of Italy

 

N

Mean

Minimum

Maximum

Std.Dev.

Skin

δ13C ‰

3

−18.79

−19.73

−17.67

1.04

δ13C lipid free‰

3

−15.90

−16.66

−15.22

0.72

δ15N‰

3

10.07

9.80

10.31

0.26

δ15N lipid estratti ‰

3

10.30

10.03

10.59

0.28

C/N (mol/mol)

3

9.65

5.48

14.90

4.81

Blubber

δ13C ‰

3

−19.37

−19.54

−19.07

0.26

δ13C lipid free‰

3

−15.90

−16.66

−15.22

0.72

δ15N‰

3

11.37

10.48

12.27

0.89

δ15N lipid free‰

3

11.46

11.08

11.94

0.44

C/N (mol/mol)

3

14.97

9.28

23.87

7.80

Muscle

δ13C ‰

3

−16.43

−16.78

−16.11

0.34

δ13C lipid estratti ‰

3

−15.99

−16.48

−15.71

0.43

δ15N‰

3

8.90

8.58

9.36

0.40

δ15N lipid estratti ‰

3

9.59

9.08

10.05

0.49

C/N (mol/mol)

3

5.01

4.65

5.53

0.46

Liver

δ13C ‰

3

−17.22

−17.89

−16.68

0.62

δ13C lipid free‰

3

−16.24

−16.52

−16.06

0.24

δ15N‰

3

8.89

8.76

8.97

0.11

δ15Nlipid free‰

3

9.52

9.37

9.78

0.23

C/N (mol/mol)

3

4.65

4.40

4.86

0.23