Table 8. Names and codes of taxa with loadings on PC4 ≥ 0.3 or ≤ -0.3.

Number	Taxon name	Code	PC4 loading
36	Pennate diatom (sp. 2, "spindle-like")	Dt	0.55
30	Unid. pennate diatoms (small, "benthic like")	Dt	0.45
69	Pterosperma moebii	Op	0.45
29	Unid. pennate diatoms (large, "benthic like")	Dt	0.41
41	Planktoniella sol	Dt	0.34
40	Hemiaulus hauckii	Dt	0.34
34	Pseudo-nitzschia spp.	Dt	0.32
35	Rhizosolenia spp.	Dt	0.32
38	Chaetoceros spp. (small, <20 μm)	Dt	0.32
71	Unid. nanoflagellates (3–20 μm)	Op	0.30
49	Helicosphaera carteri	Co	-0.30
68	Colonial flagellate (sp. 1)	Op	-0.37
62	Calciopappus rigidus	Co	-0.39
48	Rhabdosphaera clavigera	Co	-0.45

Unid. = Unidentified.