Temperature data for the years 1986 - 1990
taken from the middle of the Bay mouth
(Latitude 37^o North, Longitude 76^o West)

Month	1986	1987	1988	1989	1990
Jan	5.28	5.52	1.56	5.76	5.28
Feb	3.72	3.60	4.68	5.28	7.20
Mar	5.76	5.28	7.20	5.88	9.72
Apr	10.90	9.84	11.40	11.50	12.50
May	15.80	17.60	17.30	16.70	18.40
Jun	21.60	20.40	21.80	22.50	21.20
Jul	25.60	24.40	24.70	26.00	25.10
Aug	25.10	25.90	22.80	25.10	26.30
Sep	22.40	24.40	21.60	22.70	24.00
Oct	20.00	16.90	18.00	18.20	21.10
Nov	13.40	12.60	12.80	13.60	13.00
Dec	9.36	6.96	9.72	7.70	8.64

Dissolved Oxygen data for the years 1986 - 1990
taken from the middle of the Bay mouth
(Latitude 37^o North, Longitude 76^o West)

Month	1986	1987	1988	1989	1990
Jan	10.60	11.50	12.40	10.20	10.50
Feb	12.20	11.60	10.80	10.50	9.63
Mar	11.50	11.80	10.00	10.60	9.74
Apr	9.30	10.90	9.13	9.24	9.52
May	8.34	9.52	8.46	8.40	7.56
Jun	7.62	8.29	7.67	7.50	7.39
Jul	7.00	7.34	7.28	6.89	7.11
Aug	6.89	7.56	7.50	6.78	6.66
Sep	6.89	7.90	7.45	7.39	6.94
Oct	7.90	8.40	7.95	7.95	7.28
Nov	8.40	9.18	8.51	8.57	8.62
Dec	9.13	10.40	8.90	10.10	9.18