Table 1.

Sampling sites with sample ID, average depths, coordinates and distance between each sampling site.

Site	Sample ID	Depth (m)	(Latitude, Longitude)	Distance to Site 2 (km)	Distance to Site 3 (km)
Site 1 (LPNR)	XE4b	22	N 17.89582, W 66.9728	~0.08	~47
Site 2 (LPNR)	Xe5a	20	N 17.89578, W 66.9736	-	~47
Site 3 (Ponce)	XP2a	2	N 17.8951, W 66.5190	~47	-