225
Species
Stations
A GB (tonnes/ha)
AGN (tonnes/ha)
N itrogen
sequestration
= ΔAGN/Δt
(tonnes/ha/yr)
1 Year
11 Year
1 Year
11 Year
Sonneratia
apetala
Muriganga
0.280
121.65
0.0060
(2.15%)
2.2140
(1.82%)
0.2208
Saptamukhi 0.292
123.06
0.0062
(2.12%)
2..2151
(1.80%)
0.2209
Jambu
Island
0.142
104.59
0.0030
(2.14%)
1.9872
(1.90%)
0.1984
Lothian
Island
0.275
142.33
0.0060
(2.18%)
2.6331
(1.85%)
0.2627
Sagar Island 0.267
139.88
0.0059
(2.21%)
2.5598
(1.83%)
0.2554
Prentice
Island
0.271
140.63
0.0058
(2.15%)
2.6157
(1.86%)
0.2610
Thakuran
0.105
43.62
0.0022
(2.10%)
0.7677
(1.76%)
0.0766
Dhulibasani 0.112
48.71
0.0023
(2.06%)
0.8768
(1.80%)
0.0874
Chulkathi
0.110
45.50
0.0022
(2.01%)
0.8281
(1.82%)
0.0826
Goashaba
0.102
41.39
0.0021
(2.03%)
0.7781
(1.88%)
0.0776
Matla
0.236
68.75
0.0047
(2.00%)
1.2031
(1.75%)
0.1198
Pirkhali
0.114
50.27
0.0023
(2.01%)
0.8395
(1.67%)
0.0837
Arbesi
0.452
166.85
0.0093
(2.05%)
2.8198
(1.69%)
0.2810
Jhila
0.300
158.43
0.0061
(2.02%)
2.5824
(1.63%)
0.2576
Harinbhanga 0.296
155.29
0.0062
(2.09%)
2.7952
(1.80%)
0.2789
Khatuajhuri 0.289
152.71
0.0062
(2.14%)
2.7030
(1.77%)
0.2697
Chamta
0.300
160.05
0.0064
(2.13%)
2.9609
(1.85%)
0.2955
Chandkhali 0.281
149.99
0.0061
(2.16%)
2.7448
(1.83%)
0.2739
Table 7.7 Nitrogen sequestration by Sonneratia apetala inhabiting Indian Sundarbans
Phase 3: Species – Wise Carbon and Nitrogen Sequestration Potential of Mangroves…