Rules and regulations 959 

 Runoff, freshwater 321 



from land 214, 1180 



Runtees 939 



Rupture, modulus of 419 



Ruthenium 288 



SDS acrylamide electrophoresis 1768 



disc-gel electrophoresis 466, 1060 



electrophoresis 2167 



SKF-525A 263 



Sabancuy, Mexico 919 



Sabin Point, R. I. 2190 



Sable Island, Canada 425, 632, 690 



Saccharides 2083 



Saint Andrews, Canada 1262, 1397, 1398 



Armel, France 1037 



Catherine Sound, Ga. 58 



Catherine's Island, Ga. 2099 



Croix, U. S. Virgin Islands 122 



Georges Sound, Fla. 1267, 1273 



Lawrence River, Canada 14 85 



Lucie Canal/Saint Lucie estuary, Fla. 728 



Margarets Bay, Canada 632, 1262 



Mary Bay, Canada 181, 632 



Marys City, Md. 1034 



Michaels Mount, England 1696 



Petersburg, Fla. 2, 61, 266, 2045, 2047 



Sainte-Avoye, France 1246 



Salcombe estuary, England 22 



Salem, Mass. 384, 1734 



Salinities, different 434, 442 



high in summer 19 59 



, more active at low 1881 



, preference for higher 1386 



, reduce in winter and spring 1959 



, tolerant to low 1961 



Salinity 369, 380, 440, 443, 455, 557, 569, 573, 583, 602, 712, 717, 725, 

 730, 759, 789, 803, 814, 851, 871, 998, 999, 1087, 1091, 1123, 1157, 1162, 1163, 

 1197, 1252, 1303, 1489, 1507, 1602, 1612, 1879, 1883, 1886, 1895, 1961, 2088, 2143 



, ambient 214 



and temperature, matrix of 167 3 



, anomalous reactions to decrease 1555 



areas, high 1465 



-caused changes 527, 571 



change 765, 872, 1441, 2200 



793 



