6 
PAGE 
Oyster egg, Fasten them- 
selves to some solid sub- 
stance 
30 
Oyster embryos require 
warm weather for devel- 
opment 
25 
Oyster Laws 
221 
“ Opening for examina- 
tion 
6 
Oyster parks in France 
LXXIY 
“ trade at Crisfield. . . . 
2 
“ are “culled” 
129 
“ from 1 $ to 2 years old 
become marketable 
207 
Oysters in shallow water 
spawn sooner than in deep, 
10 
Oysters, Number of, remo ved 
in 1879 .....201, 
202 
Oysters, Number of, removed 
in 1878 
204 
Oysters, Number removed in 
one year 
213 
Oysters separated in four 
classes 
162 
Oysters suffer from cold 
118 
“ taken from Cancale. 
27 
“ taken near Haine’s 
Point 
129 
Oysters, young and mature, 
ought to be, at least, of 
equal number 
210 
Oystermen advocate close 
time 129, 
132 
Oystermen, Information from 
126 
P. 
Paludina vivipara 63, 
75 
Papers quoted, List of 
78 
Patterson, Carlisle, Superin- 
tendent C. S LXXY, 
103 
Pearce, J. M 
XLYII 
Penning shad 
XL 
Penobscot Salmon 
LI 
Plates from 83 to 
103 
Pisidium pusillum 
61 
PAGrli. 
Pennsylvania Fisheries re- 
ceive young shad ... xli 
Pocomoke Sound 118 
“ “ Dredging.. 177 
“ “ Spatting . . 179 
Pond weeds for the carps. . . lxv 
Poppe, M., introduced carp. lxvi 
Posterior end of oysters .... 5 
Potomac, Fishway needed in lxxviii 
Poultney, C. C xlix 
Price, Milton S lxix 
Price of oysters 132 
Propagation of the oyster. .. lxxiy 
Proportion of young oysters, 173 
Proportions to square-yard.. 
169, 186 214 
Protection and improvement 
of oyster beds 150, 160 
Protection in the Sounds . . . 218 
“ of oyster beds. . . 27 
Protozoa 22 
Q. 
Questions by Col. Hughlett. ix 
Quinn, Wm xxxvii 
R. 
Rabl, C 
51,53, 54, 60, 63, 68, 71,73, 
75, 80 81 
Raising oysters by artificially 
fertilizing the eggs 3, 10 
Rate of segmentation 55 
Ratio of different ages and 
classes 162 
Ratio of fecundity 212 
Ratio of young to full grown 
oysters 31. 
Record of the Fish product 
in Washington yi 
Report m 
u by F. Winslow 105 
Reproductive organs of the 
oyster 10 
Rice, Mr 134 
Riddle, Chas. J lxx 
