L - Cochin University of Science and Technology

Transects
30m
Polychaetes Crustaceans Molluscs Miscellaneous
group
Total
Off Monnugao 0.26 0.01 0.12 0.65 1.04
Off Ratnagiri 0.41 0.02 0.42 0.01 0.86
Off Mumbai 1.61 0.01 0.69 0.04 2.35
OffVeraval 1.29 0.01 0.00 3.62 4.92
Off Dwaraka 5.18 0.05 0.15 8.87 14.25
Average
50m
1.75 0.02 0.28 2.64 4.69
OtT Monnugao 8.80 0.00 0.00 0.17 8.98
Off Ratnagiri 0.96 0.08 0.49 0.03 1.56
Off Mumbai 14.00 0.10 0.09 1.68 15.87
OffVeraval 2.68 0.01 0.00 0.76 3.45
Off Dwaraka 6.61 0.05 0.15 0.66 7.46
Average
75m
6.61 0.05 0.15 0.66 7.46
Off Monnugao 0.83 0.02 1.58 0.17 2.60
Off Ratnagiri 14.73 0.54 0.39 1.85 17.51
Off Mumbai 2.83 0.08 0.46 0.03 3.40
OffVeraval 0.77 1.00 0.00 2.25 4.02
Off Dwaraka 5.03 0.26 0.14 1.29 6.72
Average
lOOm---_._._------
4.84 0.38 0.51 1.12 6.85
OtT Monnugao 0.20 0.03 0.46 0.17 0.87
Off Ratnagiri 1.77 0.03 0.10 0.14 2.04
Off Mumbai 0.25 0.24 0.38 0.14 1.21
OffYeraval 0.26 0.05 1.88 0.09 2.28
OfT Dwaraka 3.58 0.04 0.24 0.09 3.95
Average
150m
1.21 0.08 0.61 0.17 2.07
Off Mumbai 0.82 2.90 0.27 1.87 5.86
OffYerava! 0.00 0.03 1.72 0.0] 1.76
OtT Dwaraka 1.51 0.67 0.23 0.26 2.67
Average
>t50m
0.78 1.20 0.74 0.71 3.43
OtT Mumbai 0.06 0.34 0.00 0.21 0.6]
OffVeraval 0.02 0.00 0.00 0.00 0.02
Average 0.04 0.17 0.00 0.11 0.32
Table 6 - Macrobenthic biomass (g/m 2 ) during pre-monsoon season
117