Voss and Voss, 1955. 

 Wells, 1961. 



Wurtz and Roback, 1955. 

 Zilberberg, 1966. 



19. Effects on other species: 



Anonymous, 1941. 



Carriker, 1951, 1967. 



Dunnington, 1956. 



Galtsoff, 1964. 



Hedgpeth, 1957. 



Loosanoff, 1948. 



Lunz, 1947. 



Menzel and Hopkins, 1956. 



Menzel and Nichy, 1958. 



Menzel and Sims, 1964. 



Park, 1969. 



Turner, Ayers, and Wheeler, 1948. 



20. Effects of environmental factors: 



a. Explosions: 



Chesapeake Biological Laboratory, 

 1948. 



b. Red tide (Dinoflagellate blooms): 



Gunter, 1942. 



Gunter, Williams, Davis, and Smith, 



1948. 

 Hedgpeth, 1957. 

 McHugh, 1967. 

 More, 1969. 



c. Pesticides: 



Bearden, 1967. 



Beaven, Rawls, and Beckett, 1962. 



Butler, 1962, 1963, 1965, 1969. 



Butler and Springer, 1963. 



Commercial Fisheries Review, 1946. 



Cottam and Higgins, 1946. 



Finucane, 1969. 



George, Darsie, and Springer, 1957. 



Harrington and Bidlingmayer, 1958. 



Lowe, 1965. 



Ludwig, Dishburger, McNeill, Miller, 



and Rice, 1968. 

 Ludwig, McNeill, and Miller, 1967. 

 Mills, 1952. 



Muncy and Oliver, 1963. 

 Rawls, 1965. 

 Sandholzer, 1945. 

 Springer and Webster, 1951. 

 Steenis, 1968. 

 Tiller and Cory, 1947. 

 d.Low dissolved oxygen: 



Amberson, Mayerson, and Scott, 1924. 

 Beaven, Rawls, and Beckett, 1962. 



Carpenter and Cargo, 1957. 

 Chambers and Sparks, 1959. 

 Maryland Tidewater News, 1953. 

 More, 1969. 



Wurtz and Roback, 1955. 

 e. Salinity, Temperature: 



Anderson and Prosser, 1953. 



Ballard, 1967. 



Ballard and Abbott, 1969. 



Barnes, 1904. 



Cargo, 1958b. 



Carpenter and Cargo, 1957. 



Churchill, 1921. 



Commercial Fisheries Review, 1960a. 



Costlow, 1965, 1967, 1968. 



Costlow and Bookhout, 1959, 1964, 



1965, 1969. 

 Dean and Vernberg, 1965a. 

 Gifford, 1962. 

 Godman, 1833. 

 Green, 1968. 

 Gunter, 1950, 1956. 

 Gunter and Shell, 1958. 

 Haefner, 1962, 1964. 

 Haefner and Shuster, 1964. 

 Herreid, 1969a. 

 Hildebrand, 1954. 

 Hoese, 1960. 



Huggins and Munday, 1968. 

 King, 1963, 1965, 1966. 

 Leidy, 1889. 



Lochhead and Newcombe, 1942. 

 MacGregor, 1950. 

 Mantel, 1967. 



Maryland Tidewater News, 1944. 

 More, 1969. 

 Newcombe, 1945. 

 Odum, 1953. 

 Park, 1969. 

 Pearse, 1929. 

 Pearson, 1942, 1948. 

 Porter, 1955, 1956. 

 Prosser, 1955. 

 Rathbun, 1887. 

 Roberts, 1905. 

 Rounsefell, 1964. 

 Sandoz, 1943. 

 Sandoz and Hopkins, 1944. 

 Sandoz and Rogers, 1944. 

 Scattergood, 1960. 

 Scattergood, Trefethen, and Coffin, 



1951. 



88 



