Biogeochemical Cycles - Coastal Lagoons: Ecosystem Processes and Modeling for Sustainable Use and Development - page 117

TABLE 4.14
Sediment NH 4 + Release Rate (mg N m − 2 day − 1 )
Min. Max. Avg. Location Reference As Cited in Explanation

0.24 Manasquan Estuary Najarian et al., 1984 Najarian et al. 95

8.736 Ochlockonee Bay, Florida Seitzinger, 1987b Seitzinger 18 Average measurements of all

cores throughout the year

30.576 Narragansett Bay Seitzinger et al., 1984;

Nixon et al., 1976

Seitzinger 18 Annual average of mid-bay data

24.528 North Sea, Belgian coast Billen, 1978 Seitzinger 18 Annual average

156.912 Patuxent Estuary Henriksen and Kemp, 1988 Seitzinger 18

9.408 Tejo Estuary, upper bay, Portugal Seitzinger, unpublished data Seitzinger 18 Muddy sediments

13.9 St. Leonard's Creek, Patuxent River Estuary Boynton et al., 1990 Lung 80 May 1985

9.27 St. Leonard's Creek, Patuxent River Estuary Boynton et al., 1990 Lung 80 June 1985

17.9 St. Leonard's Creek, Patuxent River Estuary Boynton et al., 1990 Lung 80 August 1985

8.77 St. Leonard's Creek, Patuxent River Estuary Boynton et al., 1990 Lung 80 October 1985

6.37 Buena Vista, Patuxent River Estuary Boynton et al., 1990 Lung 80 May 1985

31.5 Buena Vista, Patuxent River Estuary Boynton et al., 1990 Lung 80 June 1985

26.7 Buena Vista, Patuxent River Estuary Boynton et al., 1990 Lung 80 August 1985

21.5 Buena Vista, Patuxent River Estuary Boynton et al., 1990 Lung 80 October 1985

12.5 Isle of Wight Bay, Maryland, U.S.A. Lung and Hwang, 1994 Lung and Hwang 81

70 Turnville Creek/St. Martin River, Maryland,

U.S.A.

Lung and Hwang, 1994 Lung and Hwang 81

120 Bishopsville Prong, Maryland, U.S.A. Lung and Hwang, 1994 Lung and Hwang 81

90 Assawoman Bay, Maryland, U.S.A. Lung and Hwang, 1994 Lung and Hwang 81