Fig. 4
From: Genetic diversity and connectivity of chemosynthetic cold seep mussels from the U.S. Atlantic margin
Principal Components Analysis (PCA) plot representing genetic differentiation among B. heckerae samples from six discrete collections along Blake Ridge Seep (BRS) (1, red circle: mussel pot B6 [n = 33], 2, orange triangle: remotely operated vehicle grab- ROV_G [n = 1], 3, filled blue square: slurp- SBlue_02 [n = 1], 4, teal cross: mussel pot B1 [n = 17], 5, blue square: mussel pot B2 [n = 10], 6, pink asterisk: mussel pot B4 [n = 25])