Phytoplankton community composition variation under natural and prolonged saline intrusion simulations

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Table 4

The densities of phytoplankton phyla at the end of both experiments.

Ex	Densities (inds• L^–1)	Treatments								ANOVA Tukey HSD test results

		T0	T5	T10	T15	T20	T25	T30	T32	F	P
Ex1	Cyan	6644^bc ± 1108	20,913^e ± 2753	13,674^de ± 1474	12,690^de ± 2567	559^a ± 118	8692^bcd ± 596	4322^b ± 437	4522^b ± 183	59.4	0.000
	Chlo	17,933^d ± 1809	2409^c ± 731	0^a±0	0^a±0	0^a±0	0^a±0	0^a±0	729^b ± 170	944.5	0.000
	Eugl	9.092^e ± 430	3637^d ± 297	522^b ± 71	1316^c ± 199	0^a±0	0^a±0	0^a±0	0^a±0	2733.2	0.000
	Baci	6.444^de ± 1079	8215^e ± 882	2661^bc ± 547	1546^ab ± 364	2324^bc ± 422	940^a ± 48	1544^abc ± 238	3466^cd ± 220	18.8	0.000
	Total	40,114^f ± 3447	35,174^f ± 2022	16,857^e ± 1499	15,553^dc ± 2434	2883^a ± 429	9633^cd ± 567	5866^b ± 625	8718^bc ± 41	78.7	0.000
Ex2	Cyan	17,927^ef ± 1290	20,926^f ± 1303	5789^b ± 685	7139^b ± 467	10,730^cd ± 498	10,026^c ± 141	3403^a ± 195	13,752^de ± 59	91.5	0.000
	Chlo	44,535^e ± 1036	4944^d ± 582	5277^d ± 180	3305^c ± 147	1063^b ± 134	0^a ± 0	0^a ± 0	0^a ± 0	4634	0.000
	Eugl	35930^d ± 1314	12,787^d ± 1505	3877^c ± 128	802^b ± 181	1380^b ± 278	0^a ± 0	0^a ± 0	0^a ± 0	574.3	0.000
	Baci	14,435^d ± 450	25,509^e ± 836	4792^c ± 119	6787^c ± 262	13,062^d ± 478	4459^bc ± 617	3102^b ± 419	687^a ± 98	151.9	0.000
	Total	112,827^f ± 12,935	64,166^e ± 2224	19,737^c ± 827	18,033^bc ± 548	26,239^d ± 557	14,485^b ± 483	6505^a ± 383	14,438^b ± 149	289.7	0.000

Note: These data in table are mean ± S.E.; Ex: Experiment; Ex1: Experiment 1; Ex2: Experiment 2; Cyan: Cyanobacteria, Chlo: Chlorophyta, Eugl: Euglenophyta, Baci: Bacillariophyta. Different superscript letters within a row indicate a significant difference in species-specific density (ANOVA P < 0.05 with Tukey HSD).

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