APPENDIX. 



211 



Clam — Continued. 



" Breeding Season. 



" Burrowing of . . . . 



Rate of Burrowing 



Byssus Thread 



Commercial Value (See Statistics). 



Culture. — Collection of Young. 



Experiments in Methods. 



Report 

 for the 

 Year. 



f 1898 



1900 



1902 



1903 



f 1898 



J 1898 



j 1900 



I 1903 



j 1900 



( 1903 



\ 1898 



'( 1899 



( 1898 

 ■] 1900 

 ( 1901 

 I 1899 

 1901 

 1902 

 ^ 1903 



By Mr. Alexander 1901 



( 1898 



Points Bearing on Clam Culture •] 1899 



( 1906 

 r 1901 



U rr. , ,. J 1902 



Transplantmg -i ^^^^ 



[ 1903 



Value 1908 



( 1902 



Effect of Digging on Clam Ground ■< 1905 



( 1906 



Eggs of 1901 



f 1898 

 1898 

 1899 



Enemies of -* 1901 



1902 

 1902 

 1903 

 1902 

 1903 

 1901 



Paddler Crab 



Exhaustion of Clam-beds, Causes of. 

 Food 



Page. 

 93 

 23 

 32 

 30 

 85 

 89 

 27 

 35 

 27 

 46 

 89 

 36 



91 

 24 

 23 

 17 

 28 

 33 

 41 

 33 

 90 

 35 

 83 

 27 

 35 

 43 

 63 

 13 

 42 

 105 

 83 

 21 

 56 

 93 

 28 

 22 

 31 

 43 

 38 

 46 

 37 

 23 



