13 Table 1, Comparison of iron-55 concentrations and specific activities of three yellowfin tuna tissues. pci/g dry N x Light muscle 16 29.1 Dark muscle 16 334 Liver 16 374 nci. 2 e /racy Fe Oo + x 16.2 oO 1.18 tO0.72 +193 1,16 +0.,56 +234 1.36 +0 .66 Correlation coefficient Dark muscle vs liver (pci/g dry) 0.886 Light muscle vs dark muscle (nCi >? e/g Fe) 0.906 Light muscle vs liver { " ) 0.838 Dark muscle vs Liver ( " ) 0.977 Regression coefficient (b) and intercept (a) b Dark muscle on liver (pci/s dry) Light muscle on dark muscle " Dark 1.07 a 15.2 (nCi >> Be Jeg Fe) 0.706 0.332 " "liver ( " ) 0.764 0.455 " noon ( " ) 1.14 0.033 pot ancrsrvee