Predation, gull 827, 1778 



, how to control 667 



, increased 620 



, juveniles must be protected from 1552 



, less vulnerable to 278 



, numbers to smother 2170 



on juveniles 964 



__, prevent 1286 



, protecting clam sets from 733 



, reduce 621 



__, resist 273 



, resistant to drill 658 



, size distribution of prey 133 



, young vulnerable to 1016 



Predator/predator control 35, 40, 41, 49, 54, 64, 65, 76, 92, 95, 101, 

 133, 234, 273, 280, 286, 302, 378, 440, 493, 501, 538, 712, 1125, 1361, 1522, 

 1783, 2217 



control difficult 1114 



controlled 1904, 1905 



__ deterrent 1149 



known, worst 1198 



netting 205 



population, seed planting increases 2217 



protection 301 



removal machine 119 3 



resistant size 41 



signatures 273 



Predators 504, 621, 651, 713, 732, 826, 827, 829, 1044, 1061, 1116, 1117, 1151, 

 1218, 1303, 1316, 1491, 1602, 1687, 1801, 1802, 1997, 2084 



absent 1192 



, control of 1120, 1152, 1194, 1645 



, effects of large 2159 



, exclude 380 



, identity of 1192 



, larger 301 



, major 294 



of larvae 1193 



seed 1193 



, other 302 



_, protect seed from 302, 1285 



, protected from 299, 300, 499 



, with aggregate 965 



protection against 680, 1268, 1480, 2021 



save clams from 1058 



serious 765 



unless clams can be protected from 1269 



vulnerable to 276, 337 



Predictability of phytoplankton less than bacteria 1069 



777 



