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Table 3 Proportion of the volume of each estuary that may be filtered by the historic and current populations of oysters, across seasons

From: Quantifying the Loss of a Marine Ecosystem Service: Filtration by the Eastern Oyster in US Estuaries

  Historic proportion of bay filtered with the residence time Present proportion of bay filtered with the residence time  
Estuary State Volume (1,000 m3) Residence time (days) Spring Summer Fall Winter Spring Summer Fall Winter Mean % change
Hudson River/Raritan Bay NY/NJ 4,897,870 9 0.00 0.07 0.03 0.00 0.00 0.01 0.01 0.00 −83
Delaware Bay NJ/DE 12,668,400 8 0.02 0.36 0.19 0.00 0.01 0.07 0.06 0.00 −68
Tangier and Pocomoke Sounds MD/VA 3,477,530 12 0.07 0.31 0.17 0.00 0.05 0.21 0.14 0.00 −19
York River VA 786,920 11 0.04 0.24 0.13 0.00 0.01 0.03 0.02 0.00 −85
James River VA 2,060,800 8 0.08 0.47 0.24 0.00 0.01 0.06 0.04 0.00 −85
Apalachicola Bay FL 1,073,330 4 0.17 0.24 0.20 0.02 1.48 2.10 1.69 0.19 753
Mobile Bay AL 2,060,890 9 0.21 0.31 0.24 0.02 0.04 0.07 0.05 0.00 −79
West Mississippi Sound AL/LA 3,841,830 23 0.73 1.08 0.87 0.06 0.06 0.08 0.07 0.00 −92
Galveston Bay TX 2,242,240 15 8.86 11.88 10.23 0.94 0.28 0.39 0.32 0.03 −97
Matagorda Bay TX 1,572,150 38 45.13 50.47 51.18 6.49 0.26 0.32 0.29 0.04 −99
San Antonio Bay TX 346,330 8 6.70 7.69 7.50 0.97 0.21 0.27 0.24 0.03 −97
Aransas Bay TX 513,520 18 15.97 17.47 16.74 2.49 0.29 0.35 0.31 0.05 −98
Corpus Christi Bay TX 1,535,990 46 11.12 13.89 13.94 2.42 0.01 0.01 0.01 0.00 −100
  1. Seasons defined as: spring (March, April, May); summer (June, July, August), fall (September, October, November), and winter (December, January, February)