Site	DO	TN	TDN	NH₃-N	${NO}_{3}^{-}$ -N	${NO}_{2}^{-}$ -N	TP	TDP	${PO}_{4}^{3 -}$	COD	Chl-a
1	−1.238	−1.393	−0.019	−2.018	0.497	−0.952	−0.151	−0.712	−0.544	1.566	−1.196
2	−1.295	−1.286	0.064	−1.604	0.462	−1.164	0.526	−0.18	0.034	1.659	−1.163
3	−1.362	−1.128	0.072	−1.225	0.604	−1.336	0.935	0.375	0.558	1.694	−0.847
4	−1.396	−0.016	1.127	−0.433	1.153	−0.316	2.169	2.254	2.129	1.209	−0.411
5	0.309	0.376	1.048	−0.172	1.339	−1.667	1.8	1.19	1.31	0.226	0.674
6	−0.126	1.81	1.619	0.443	0.994	−0.343	0.636	1.001	0.983	0.051	0.944
7	0.556	1.995	1.604	0.549	1.02	0.386	−0.261	0.493	0.438	−0.038	0.898
8	0.612	1.065	1.234	−0.22	0.923	0.598	−0.584	−0.298	−0.184	0.178	2.741
9	0.331	0.622	−0.525	−0.113	−0.291	1.22	−0.599	−0.015	−0.086	−0.783	−0.473
10	0.432	0.407	−0.608	0.123	−0.22	1.485	−0.764	−0.428	−0.522	−0.88	0.134
11	1.38	−0.443	−0.923	−0.113	−0.486	1.459	−1.315	−1.633	−1.657	−0.892	−0.187
12	1.171	−0.366	−0.938	0.467	−0.805	0.743	−1.11	−1.114	−1.155	−0.847	−0.226
13	0.908	−0.483	−0.962	0.644	−1.053	0.399	−0.764	−0.771	−0.915	−0.765	0.237
14	0.893	−0.359	−0.972	0.75	−1.045	0.439	−0.662	−0.747	−0.773	−0.824	0.372
15	0.219	−0.537	−0.934	0.916	−1.248	−0.104	−0.182	−0.44	−0.544	−0.783	−0.631