Table 2. — Mean monthly surface water temperature (°C.) from observations {riaily at 0700 hours) near Tampa Bay entrance 

 (Egmont Key) 104S-65,'- and Boca Ciega Bay (near station PB-4) 1961-65"^ 



Jan. Feb. Mar. Apr. May June July Aug. Sept. Oct. Nov. Dec. 



Egmont Key, Fla.; 



Mean low 13.9 



Mean high 20.2 



Mean 16.3 



Boca Ciega Bay, Fla.: 



Mean 14.2 



' U.S. Weather Bureau, Tampa International Airport, Tampa, Fla. 33614. 



 Saloman et al., 1964; Dragovich et al., 1966; Finucane and Dragovich, 1966. 



Table 3. — Mean monthly surface water salinity (p.p.i.) for areas of Tampa Bay and adjacent Gulf of Mexico, 1954-65' 



Mar. Apr. May Juno July Aug. Sept. Oct. 



Nov. 



Dec. Yearly 

 mean 



Old Tampa Bay: 



Upper. 20.0 



Middle 23.4 



Lower 25.8 



Hillsborough Bay: 



Upper 19.7 



Lower 21.3 



Tampa Bay: 



Upper .... 25.6 



Middle--- 27.5 



Lower -.. - 30.5 



Terra Ceia Bay 27.6 



Egmont Key--- _ 31.9 



Boca Ciega Bay 31.7 



Gulf of Mexico- 33.4 



' Finucane and Dragovich, 1959; Dragovich et al.. 1961; Saloman et al., 1964; Finucane and Dragovich, 1966; Dragovich et al., 1966. 



T.VBLE 4. — Surface values of total phosphorus, 1952-66, total nitrogen, 1961-66,' and nitrogen-phosphorus ratio (N/P) - for 



areas of Tampa Bay. Fla. 



1952-63 1954 1955 1960 1967 1958 1959 1900 1901 



p p r p p p p p 



1902 



1963 



1966 



NPNPNPNPNPNP 



fig. at. 11 _.. 



Area I— Old Tampa Bay: 



January 44. 5 



February 24.2 



March 42. 6 



April 7.7 _ 47.0 



May 54.4 



June 50.2 



July 47,7 



August 46.0 



September 8.1 57.0 21.6 58.4 



October 41. 7 26.2 35.4 



November 38.9 ig. 5 27.2 



December 39. 4 22. 3 62. 2 



Yearly mean. 

 N/P 



44.3 22.2 

 .9 



20.6 

 23.7 

 14.6 

 18.5 

 23.9 

 28.0 

 21.5 

 21.4 

 21.2 

 29.8 

 30.9 

 23.2 



31.2 

 35.8 

 43.0 

 63.6 

 36.4 

 31.7 

 74.1 

 42.8 

 62.4 

 36.0 



29.9 

 22 3 

 18.5 

 32.6 

 25.9 

 19.6 

 19.4 

 25.6 

 26.6 

 5.6 



31.: 



18.6 



33.7 

 33.7 

 49.6 

 39.1 

 27.6 

 27.6 

 26.4 

 69.4 

 46.4 

 43.3 

 33.6 

 28.0 



29.1 



28.2 , 



22.3 , 

 24.9 



24.2 

 23.7 



24.6 

 21.6 



83.1 

 61.7 

 66.6 

 47.9 

 46.1 



25.6 

 25.1 

 28.2 

 22.1 

 22. 1 



43. 5 22. 2 

 .9 



38.1 24.8 



67.2 24.4 

 1.3 



24.6 

 27.6 

 18.7 

 20.7 

 28.7 

 30. 1 

 11.9 

 14.0 

 25.5 

 19.3 

 18.3 

 19.3 



47. 1 21. 6 

 1.0 



Area II— Hillsborough Bay: 



January _ 37.9 35. i 43.1 



February- - - 55.3 25.5 50.7 



March ._ 57. 23.6 47.4 



April - 18.7 -.-- - - 27.9 60.7 



See footnote."! at I'Ud of lablc. 



228 



11. S. FISH A.\I) WILDLIFE SERVICE 



