198
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
Avicennia
alba
Muriganga
0.415
41.224
0.212
(51.0%)
18.716
(45.4%)
1.850
Saptamukhi 0.270
43.081
0.138
(51.1%)
19.731
(45.8%)
1.959
Jambu
Island
0.442
47.112
0.226
(51.1%)
21.719
(46.1%)
2.149
Lothian
Island
0.437
45.998
0.223
(51.0%)
21.067
(45.8%)
2.084
Sagar Island 0.287
45.110
0.146
(50.8%)
20.705
(45.9%)
2.056
Prentice
Island
0.288
47.117
0.147
(51.0%)
21.580
(45.8%)
2.143
Thakuran
0.326
68.130
0.170
(52.1%)
32.771
(48.1%)
3.260
Dhulibasani 0.483
70.223
0.252
(52.1%)
33.918
(48.3%)
3.367
Chulkathi
0.652
68.441
0.340
(52.1%)
32.852
(48.0%)
3.251
Goashaba
0.653
67.965
0.341
(52.2%)
33.099
(48.7%)
3.276
Matla
0.665
70.416
0.347
(52.2%)
34.011
(48.3%)
3.366
Pirkhali
0.493
73.103
0.258
(52.3%)
35.747
(48.9%)
3.549
Arbesi
0.264
43.269
0.132
(50.0%)
19.817
(45.8%)
1.969
Jhila
0.263
39.808
0.132
(50.1%)
18.192
(45.7%)
1.806
Harinbhanga 0.134
38.615
0.067
(50.0%)
17.917
(46.4%)
1.785
Khatuajhuri 0.397
40.109
0.199
(50.1%)
18.450
(46.0%)
1.825
Chamta
0.136
41.967
0.068
(50.0%)
19.263
(45.9%)
1.920
Chandkhali 0.277
41.326
0.139
(50.2%)
18.969
(45.9%)
1.883
Table 7.4 Carbon Sequestration By Avicennia Alba Inhabiting Indian Sundarbans
7 Mangroves: Unique Sinks of Carbon and Nitrogen