Estimation of estuarine habitat degradation and its influence on the reproduction process of the crab Eriocheir sinensis in the Yangtze River Estuary

Ecological Processes

Table 4 Habitat suitability for E. sinensis in the YRE

Scenario	RIO	Areas (km²)	Percentage lost (%)
Very highly suitable habitat
2014	0.60–1.00	185.76	− 3.6
2021	0.60–1.00	192.47	− 3.6
Habitat loss		− 6.71
Highly suitable habitat
2014	0.50–0.60	2312.73	34.24
2021	0.50–0.60	1520.83	34.24
Habitat loss		791.90
Moderately suitable habitat
2014	0.43–0.50	2410.02	28.24
2021	0.43–0.50	1729.37	28.24
Habitat loss		680.65
Lowly suitable habitat
2014	0.35–0.43	1603.01	15.90
2021	0.35–0.43	1348.16	15.90
Habitat loss		254.85
Very lowly suitable habitat
2014	0.00–0.35	1351.38	− 111.69
2021	0.00–0.35	2860.74	− 111.69
Habitat loss		− 1509.36