Table A1.

Selected physical-chemical variables for samples used in this study; DO, dissolved oxygen; Beam atten, beam attenuation.

Station	Depth (m)	Temp (°C)	Salinity ppt	DO (mg l−1)	Fluoresence	Beam atten	pH
A2	18	16.3	33.345	7.76	3.32	0.95	8.16
A4	17	17.2	34.981	7.72	1.65	0.60	8.17
	43	19.0	36.278	5.84	0.90	1.16	8.10
A6	2	19.1	35.899	6.15	1.32	0.42	7.74
	20	19.0	35.997	7.19	1.34	0.43	7.74
	80	19.4	36.416	6.61	0.37	0.44	7.76
	160	17.0	36.248	4.08	0.14	0.46	7.83
	350	9.8	35.175	3.66	0.13	0.50	8.14
	700	6.4	34.902	4.42	0.09	0.57	8.16
	1700	4.3	34.968	6.64	0.07	0.58	8.17
B4	200	13.6	35.721	3.79	0.12	0.50	NA
	530	7.2	34.926	3.98	0.16	0.53	7.72
B5	2	19.5	36.454	6.91	1.19	0.53	8.13
	200	16.7	36.218	4.27	0.11	0.46	7.95
	450	9.9	35.182	3.55	0.11	0.46	7.75
	760	6.0	34.906	4.68	0.14	0.50	7.74
C4	2	18.4	34.462	7.82	4.89	1.09	8.20
	200	15.4	36.007	4.14	0.11	0.46	7.98
	700	6.9	34.915	4.17	0.10	0.49	7.73
D3	25	18.5	35.897	6.47	1.11	0.62	8.11
	68	18.6	36.437	6.55	0.49	4.01	8.11
D5	2	19.7	36.482	6.94	1.03	0.55	8.14
	50	19.7	36.481	6.92	1.19	0.55	8.14
	100	19.5	36.472	6.18	0.27	0.46	8.11
	350	10.7	35.292	3.58	0.12	0.44	7.78
	450	8.7	35.037	3.70	0.10	0.44	7.74
	900	5.6	34.914	5.05	0.09	0.45	7.73
E2	6	16.4	32.096	4.75	2.97	4.33	8.20
E6	200	14.9	35.924	4.13	0.11	0.45	7.90
	800	5.9	34.908	4.77	0.09	0.46	7.72
F6	2	20.3	36.434	7.08	1.22	0.60	8.16
	200	15.9	36.086	4.06	0.16	0.49	7.93
	950	5.2	34.926	5.36	0.09	0.45	7.72
H1	7	15.1	26.976	8.43	9.55	5.20	8.24
H3	20	16.6	35.065	7.03	1.57	1.28	8.13
H6	2	20.0	36.429	7.13	0.63	0.58	8.16
	25	19.5	36.390	7.25	1.20	0.61	8.15
	45	19.2	36.380	6.97	1.42	0.56	8.11
	80	18.3	36.388	6.07	0.51	0.51	8.08
	110	17.5	36.321	5.20	0.18	0.51	8.00
	280	12.4	35.543	3.52	0.13	0.50	7.82
MR1	2	10.6	0.543	6.91	3.35	21.70	7.83
MR2	8	17.8	30.355	6.80	2.56	3.26	7.88
MR3	110	16.8	36.188	3.87	0.65	18.13	7.93