TABLE 4 in Taxonomic review of the genus Johnius (Perciformes: Sciaenidae) from East Malaysian waters, with comments on newly recorded Johnius species

TABLE 4. Morphological character factor loadings (correlations between variables and PC axes) for PC2 and PC3 within the genus Johnius. Character acronyms and definitions are explained in Hanafi et al. (2023).
PC 2PC 3Head length0.00-0.11P1 length0.070.14P2 length0.050.07Depth (D1–P2)0.00-0.09Width (P1–P1)0.00-0.09Base D10.050.00Longest spine0.080.00Base D2-0.050.11Highest ray0.040.07Base anal0.020.03Snout—anal (preanal)-0.03-0.14Snout—D1-0.03-0.06Snout—D20.01-0.10Snout—P1 (prepectoral)-0.02-0.12Snout—P2 (prepelvic)-0.02-0.08Caudal peduncle depth-0.01-0.02Snout length HL0.03-0.14Maxillary length0.370.04Upper jaw HL0.34-0.13Lower jaw HL0.34-0.07Eye diameter HL0.030.18Interorbital HL0.08-0.082nd spine length HL0.050.871st ray length HL-0.16-0.15Gill raker length HL0.180.02Gill raker length ED0.74-0.05