Restoration Effects of the Riparian Forest on the Intertidal Fish Fauna in an Urban Area of the Amazon River

Table 3

Mean ± standard deviation of diversity parameters of fish species and abundance recorded in the intertidal zone of the Amazon River at Macapá, Amapá (Brazil).

Index	Areas								Tukey
	I	II	III	IV	V	VI
Number of species ()	18.25 ± 6.096	7.25 ± 1.5	7.50 ± 3.69	3.50 ± 2.886	15.75 ± 3.304	6.00 ± 4.082	15.13		a, b, b, b, a, b
Abundance ()	144.5 ±78.66	27.75 ± 14.17	28.75 ± 24.28	12.75 ± 11.35	85.50 ± 15.94	18.25 ± 15.94	6.41		a, b, b, b, ab, b
Dominance ()	0.07 ± 0.006	0.20 ± 0.041	0.20 ± 0.039	0.62 ± 0.437	0.09 ± 0.007	0.36 ± 0.25	17.64		b, ab, ab, a, b, a
Shannon-Wiener ()	2.72 ± 0.091	1.74 ± 0.162	1.71 ± 0.315	0.78 ± 0.091	2.54 ± 0.130	1.38 ± 0.79	7.83		a, ab, ab, b, a, ab
Equitability ()	0.94 ± 0.005	0.25 ± 0.05	0.50 ± 0.069	0.44 ± 0.050	0.93 ± 0.028	0.55 ± 0.092	15.13		b, ab, ab, a, b, a

; df = 5 for all indexes. Equal letters together (aa or bb) correspond to no significant differences between areas; different letters separated (a, b) correspond to significant differences between areas; different letters together (ab) correspond to no significant differences between area.