Fisheries impact on the East China Sea Shelf ecosystem for 1969–2000

Table 4 Differences between group biomasses in the derived and proposed 2000s model

Functional groups	De2000	pro2000	Difference (%)
Marine mammals	0.029	0.016	−83.54
Seabirds	0.003	0.002	−36.36
Marine turtles	0.004	0.002	−100.00
Demersal Sharks	0.002	0.005	60.00
Pelagic sharks	0.015	0.017	7.78
Hairtails(A)	0.407	0.099	−311.11
Hairtails(J)	0.128	0.251	49.00
Large croakers	0.005	0.170	97.06
Small croakers	0.434	0.144	−201.39
Flatfishes	0.012	0.022	45.45
Lizardfishes	0.396	0.090	−340.00
Demersal fishes 1	0.060	0.130	53.85
Demersal fishes 2	2.043	0.312	−554.81
Demersal fishes 3	0.542	0.555	2.34
Snappers	0.046	0.012	−293.16
Groupers	0.041	0.060	31.79
Bigeyes	0.005	0.132	96.21
Large reef-associated fishes	0.004	0.092	95.63
Small reef-associated fishes	1.012	0.439	−130.52
Large benthopelagic fishes	1.028	0.560	−83.57
Small benthopelagic fishes	1.349	0.924	−46.00
Pomfrets	0.206	0.512	59.77
Threadfin bream	0.245	0.340	27.94
Large pelagic fishes	0.967	0.839	−15.26
Small pelagic fishes	2.630	3.772	30.28
Cephalopods	1.238	0.780	−58.72
Crabs	1.360	0.623	−118.30
Shrimps	0.671	0.668	−0.45
Molluscs	7.839	9.510	17.57
Benthic crustaceans	3.651	1.600	−128.19
Echinoderms	5.924	3.460	−71.21
Polychaetes	5.467	3.130	−74.66
Other invertebrates	5.835	4.160	−40.26
Jellyfish	4.361	2.150	−102.84
Zooplankton	6.459	5.572	−15.92
Benthic producer	6.668	7.830	14.84
Phytoplankton	16.319	16.850	3.15
Detritus	10.739	10.000	−7.39

ISSN: 1438-3888