Competitors 504, 732, 1602 



, control of 1120 



Component, endogenous 194 

 Composition 87 



, inorganic 402 



, proximate 1676 



Concarneau, France 1037 

 Concentrate 148, 188, 346 

 Concentrated in shell gravel ridges 1323 



three regions 1313 



Concentration 23, 54, 145, 188, 232, 247, 479, 498, 527, 816 



, ambient 232 



Concentrations, heavy 502 



___, high 699 



, low 1236 



Conch 41, 49, 270, 271, 273, 337, 374 



buries in sand 374 



, queen 1082 



, secretion of 270, 273 



shell, repair of 270 



shells injured 374 



Conchin 160, 161 



, innermost layer of 161 



Conchiolin 134, 404, 415, 2014, 2136 



at growing edge, concentrates 1176 



, opaque 134 



Conclusions from earlier work must be reassessed 1432 

 Concrete 418 

 Concretions 509 



, mineral 2090 



Condition/condition factor 89, 91, 92, 93, 100, 102, 406 



, adult 143 



correlated with size 102 



cycle 99 



deteriorated 601 



, good 406 



index 1229, 2166 



, seasonal 1323 



of animals used 391 



meats 716 



quahog 383 



stocks 732 



, peak 100 



, poor 1033 



, spread 331 



Conditional area 1067 

 Conditioned clams 1128 



665 



