196
Species
Stations
A GB (tonnes/ha)
AGC (tonnes/ha)
C arbon
sequestration =
ΔAGC/Δt
(tonnes/ha/yr)
1 Year 11 Year 1 Year
11 Year
Sonneratia
apetala
Muriganga
0.280
121.65
0.147
(52.5%)
56.202
(46.2%)
5.606
Saptamukhi 0.292
123.06
0.154
(52.74%)
57.223
(46.5%)
5.707
Jambu
Island
0.142
104.59
0.075
(52.82%)
48.216
(46.1%)
4.814
Lothian
Island
0.275
142.33
0.145
(52.73%)
65.472
(46%)
6.533
Sagar Island 0.267
139.88
0.140
(52.43%)
64.764
(46.3%)
6.462
Prentice
Island
0.271
140.63
0.143
(52.77%)
66.096
(47%)
6.595
Thakuran
0.105
43.62
0.053
(50.48%)
19.978
(45.8%)
1.993
Dhulibasani 0.112
48.71
0.057
(50.89%)
22.455
(46.1%)
2.240
Chulkathi
0.110
45.50
0.056
(50.91%)
20.885
(45.9%)
2.083
Goashaba
0.102
41.39
0.052
(50.98%)
18.791
(45.4%)
1.874
Matla
0.236
68.75
0.120
(50.85%)
31.281
(45.5%)
3.116
Pirkhali
0.114
50.27
0.058
(50.88%)
23.124
(46%)
2.307
Arbesi
0.452
166.85
0.239
(52.88%)
78.586
(47.1%)
7.835
Jhila
0.300
158.43
0.159
(53%)
75.254
(47.5%)
7.510
Harinbhanga 0.296
155.29
0.157
(53.04%)
73.452
(47.3%)
7.330
Khatuajhuri 0.289
152.71
0.153
(52.94%)
72.690
(47.6%)
7.254
Chamta
0.300
160.05
0.159
(53.00%)
76.024
(47.5%)
7.587
Chandkhali 0.281
149.99
0.149
(53.02%)
70.645
(47.1%)
7.050
Table 7.2 Carbon sequestration by Sonneratia apetala inhabiting Indian Sundarbans
7 Mangroves: Unique Sinks of Carbon and Nitrogen