Table 1. Rates of change in coastal Louisiana wetlands.

Overall SEC rate (mm per year; n=274)		Mississippi Delta SEC rate (mm per year; n=185)		Chenier Plain SEC rate (mm per year; n=89)
Mean	3.8	Mean	5.7	Mean	−0.2
Median	4.1	Median	5.8	Median	−0.5
s.d.	7.4	s.d.	7.2	s.d.	6.3
Minimum	−41	Minimum	−41	Minimum	−17.3
Maximum	46	Maximum	46	Maximum	22.5
Overall VA rate (mm per year; n=274)		Mississippi Delta VA rate (mm per year; n=185)		Chenier Plain VA rate (mm per year; n=89)
Mean	10.7	Mean	12.8	Mean	6.3
Median	9.5	Median	11.3	Median	5.9
s.d.	7.8	s.d.	8.4	s.d.	3.7
Minimum	0.2	Minimum	1.6	Minimum	0.2
Maximum	83.7	Maximum	83.7	Maximum	20.6
Overall SS rate (mm per year; n=274)		Mississippi Delta SS rate (mm per year; n=185)		Chenier Plain SS rate (mm per year; n=89)
Mean	6.8	Mean	7.1	Mean	6.5
Median	6	Median	6	Median	5.8
s.d.	7.9	s.d.	8.7	s.d.	6.3
Minimum	−39.4	Minimum	−39.4	Minimum	−11.2
Maximum	60.7	Maximum	60.7	Maximum	22.9
Overall TS rate (mm per year; n=274)		Mississippi Delta TS rate (mm per year; n=185)		Chenier Plain TS rate (mm per year; n=89)
Mean	10	Mean	11.2	Mean	7.5
Median	8.7	Median	10	Median	6.8
s.d.	8.3	s.d.	8.8	s.d.	6.3
Minimum	−35	Minimum	−35	Minimum	−10.2
Maximum	65.8	Maximum	65.8	Maximum	23.9
Overall RSLR rate (mm per year; n=274)		Mississippi Delta RSLR rate (mm per year; n=185)		Chenier Plain RSLR rate (mm per year; n=89)
Mean	12	Mean	13.2	Mean	9.5
Median	10.7	Median	12	Median	8.8
s.d.	8.3	s.d.	8.8	s.d.	6.3
Minimum	−33	Minimum	−33	Minimum	−8.2
Maximum	67.8	Maximum	67.8	Maximum	25.9