Resolving Species Delineation of Four Portunid Crab Species of the Gulf of Mannar using Truss Morphometry
Resolving Species Delineation of Four Portunid Crab Species of the Gulf of Mannar using Truss Morphometry
Preetysh Nanda Patnaik1, V.K. Venkataramani1, N. Jayakumar1, R. Durairaja1, Adyasha Sahu 1 and C. Sudhan2*
Fig. 1.
Map demonstrating the sampling stations alongside the coast of Gulf of Mannar, Tamil Nadu (source: Ocean data view).
Fig. 2.
Schematic depiction of 12 landmarks of carapace of crab species (Portunus pelagicus).
Fig. 3.
Scree plot of the PCA.
Fig. 4.
Scatter plot of PCA (PC2 on PC1).
Fig. 5.
Scatter plot of discriminant function analysis (DF2 on DF1).
Fig. 6.
Standardized biplot of the discriminant function analysis.
