Table 4 PARAFAC, absorbance and DOC analysis results.

Date	BH27s					BH27d					BH45
Date	C1 (QFI)	C2 (QFI)	C3 (QFI)	α OD (−Log T)	DOC (mg/L)	C1 (QFI)	C2 (QFI)	C3 (QFI)	α OD (−Log T)	DOC (mg/L)	C1 (QFI)	C2 (QFI)	C3 (QFI)	α OD (−Log T)	DOC (mg/L)
21/03/13	54	32	40	0.0087	n/a	44	26	36	n/a	n/a	45	28	38	0.0093	n/a
9/04/13	51	29	36	0.0055	n/a	48	29	45	0.0072	n/a	43	25	30	n/a	n/a
18/04/13 (am)	73	47	84	0.0032	1.90	46	27	34	0.0098	1.67	41	23	28	0.0065	1.70
18/04/13 (pm)	n/a	n/a	n/a	n/a	2.49	102	81	309	0.017	14.32	43	22	32	n/a	1.69
19/04/13 (am)	88	58	94	0.0077	2.29	47	27	46	0.0085	3.53	61	37	57	0.0084	2.27
19/04/13 (pm)	98	64	83	0.0099	2.94	71	49	150	0.0086	5.98	46	27	43	n/a	2.09
20/04/13 (am)	99	63	74	0.0069	3.01	62	38	103	0.0044	4.40	53	32	43	0.0081	2.08
20/04/13 (pm)	108	66	93	0.0068	2.90	57	35	80	0.0034	2.00	53	31	46	0.0045	2.03
21/04/13 (am)	228	145	129	0.0172	10.88	51	32	64	0.0038	1.79	58	38	55	0.0048	n/a
21/04/13 (pm)	n/a	n/a	n/a	n/a	n/a	54	32	40	n/a	2.38	n/a	n/a	n/a	n/a	n/a
22/04/13	174	115	132	n/a	14.91	91	54	96	0.0082	3.37	59	38	53	0.0038	2.07
22/04/13	305	182	128	0.0302	72.75	95	57	99	0.0097	3.32	59	39	56	0.0028	2.05
22/04/13	196	126	119	0.0147	20.50	79	47	79	0.0088	3.11	56	35	47	0.0025	1.92
22/04/13	269	164	124	0.0255	60.63	73	43	69	0.0095	2.63	52	32	44	0.0027	1.87
22/04/13	284	174	129	0.0274	37.64	63	37	61	n/a	2.58	54	34	47	0.0025	1.86
8/05/13	84	50	63	n/a	2.44	64	43	60	n/a	n/a	65	43	59	n/a	1.91
15/05/13	70	44	55	0.0167	2.02	60	38	54	n/a	2.01	60	38	52	0.0069	2.00
5/06/13	n/a	n/a	n/a	0.0237	n/a	n/a	n/a	n/a	0.0066	1.91	n/a	n/a	n/a	0.0065	1.87

n/a – results not available for this sample. QFI – quantitative fluorescence intensity. α OD – UV absorbance at 340 nm

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