Table 2 Seasonal variations in species diversity, dominance and evenness of waterbirds by month/season identified in the Gharana Wetland Conservation Reserve from July 2012 to June 2013
Season | Month | Individuals | Species | Shannon–Wiener | Simpson’s 1-D | Margalef | Equitability J |
|---|---|---|---|---|---|---|---|
Monsoon | July | 142 | 17 | 2.67 | 0.92 | 3.23 | 0.94 |
August | 235 | 28 | 3.03 | 0.94 | 4.95 | 0.91 | |
September | 276 | 28 | 3.13 | 0.95 | 4.80 | 0.94 | |
Autumn | October | 483 | 32 | 3.25 | 0.96 | 5.02 | 0.94 |
November | 841 | 31 | 2.96 | 0.92 | 4.46 | 0.86 | |
Winter | December | 2091 | 32 | 1.60 | 0.54 | 4.06 | 0.46 |
January | 2347 | 36 | 1.31 | 0.44 | 4.51 | 0.36 | |
February | 5028 | 37 | 1.31 | 0.50 | 4.22 | 0.36 | |
March | 9701 | 39 | 1.52 | 0.59 | 4.14 | 0.41 | |
Summer | April | 513 | 29 | 1.92 | 0.65 | 4.49 | 0.57 |
May | 133 | 21 | 2.70 | 0.90 | 4.09 | 0.89 | |
June | 130 | 16 | 2.60 | 0.91 | 3.08 | 0.94 |
Index (year) | Mean | ± SE | Min | Q1 | Q3 | Max | |
|---|---|---|---|---|---|---|---|
Shannon–Weaver | 2.33 | 0.03 | 1.31 | 1.54 | 3.01 | 3.25 | |
Simpson | 0.77 | 0.01 | 0.44 | 0.55 | 0.94 | 0.96 | |
Margalef | 4.25 | 0.02 | 3.08 | 4.06 | 4.73 | 5.02 | |
Equitability J | 0.72 | 0.01 | 0.36 | 0.43 | 0.94 | 0.94 |