Ecological Archives A017-083-A3

Howard D. Passell, Clifford N. Dahm, and Edward J. Bedrick. 2007. Ammonia modeling for assessing potential toxicity to fish species in the Rio Grande, 1989–2002. Ecological Applications 17:2087–2099.

Appendix C. Summary statistics by year for modeled NH3-N concentrations.


 
Avg
Median
Min
Max
SD
CI-95%
N

1989 0.182 0.153 0.077 0.418 0.100 0.067 11
1990   -- -- -- -- -- 0
1991 0.112 0.079 0.017 0.873 0.126 0.037 47
1992 0.130 0.141 0.032 0.286 0.075 0.033 22
1993 0.042 0.042 0.042 0.042 0 0 1
1994 -- -- -- -- -- -- 0
1995 -- -- -- -- -- -- 0
1996 0.010 0.006 0.004 0.043 0.008 0.002 45
1997 0.017 0.005 0.002 0.094 0.023 0.004 110
1998 0.00441 0.00397 0.00133 0.03092 0.00310 0.00032 364
1999 0.00211 0.00219 0.00001 0.00499 0.00085 0.00009 365
2000 0.00091 0.00036 0.00003 0.01577 0.00143 0.00015 365
2001 0.00331 0.00062 0.00002 0.06188 0.00808 0.00083 362
2002 0.00041 0.00030 0.00003 0.00503 0.00055 0.00006 365



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