“…If it were a 12 °C August growth and reproduction limit, one would expect it throughout the North Sea south to the 12 °C August isotherm and possibly in Northeast America. The Bodard & Mollion (1974), Boudouresque & Perret (1977), Cinelli et al (1979), Conde (1984), Cormaci & Purnari (1979), Cullinane & Whelan (1983), Donze (1968), Edelstein (1964), Edwards (1975), Edwards et al, (1975), Egan (1983), Feldmann (1931, 1937, 1939, 1941, 1942, 1943, 1954, Gayral (1958), Gerloff & Geissler (1974), Giaccone (1969Giaccone ( , 1972Giaccone ( , 1978, Giaccone & Longo (1976), Gil-Rodriguez & Afonso-Carrillo (1980), Guiry (1978), den Hartog (1959), van den Hoek (1982a), van den Hoek & Donze (1966, 1967, Kain (1960), Lawson & John (1977), Levring (1974), Maggs et al (1983), Mefiez & Mathieson (1981), Meunier (1956), Navarro & Uriarte (1945), Nizamuddin et aL (1979), Norton (1976), Norton & Powell (1979), Parke & Dixon (1976), Perez-Cirera (1975a), …”