INDEX. 



Agassiz, Professor, drawings of eggs 

 of the Coregonus palasa as seen under 

 a powerful magnifier, 131, 132 ; re- 

 quests specimens of Salmonidae, 

 322-325. 



AiNswoRTH, spawning race, 29-31; 

 Collins's modification of, 32-36; 

 period of hatching, table, 129. 



Alevins, duration of period, 140 ; ef- 

 fect of cold on, 146 ; experiments 

 with, 305 ; first appearance of, 139 ; 

 glass lining in troughs an injury to, 

 143 ; habits of, 140 - 146 ; instinct to 

 hide, 143 ; meaning of word " ale- 

 vin," 139; monstrosities arnong, 147; 

 perversity in, 145 ; quantity of wa- 

 ter necessary to, 146 ; tendency to 

 follow current of water, 144 ; trans- 

 portation of, 196. 



American Fish Culturists' Asso- 

 ciation, organization of, 319-322. 



Animal Parasites, description of, 

 on young fry, 186; on large trout. 

 Appendix I. 



Apparatus for hatching, 47. 



Aqueducts, charred, 48 ; covered, 49 ; 

 hatching room, 48 ; security of, 48. 



Atkins, table of spawn in different 

 fish, 268 ; table of impregnated sal- 

 mon eggs at Maine State Salmon- 

 Breeding Establishment, 92. 



Authorities, list of, 336-342. 



Bertram, extract from Harvest of 

 the Sea, 228-335. 



Breeders, effect of health on proge- 

 ny, 165. 



Buckl.\nd, Frank, directions for 

 marking salmon, 325-327; table of 

 spawn in different fish, 267. 



Buildings, number of, 40, 41 ; car- 

 penter's shop, 43 ; hatching house, 

 44 ; ice house, 43 ; meat room, 41, 

 42 ; ofi&ce, 43 ; store-room, 43. 



Byssus, cause of, 119; effect of, 120; 

 peculiarities of, 120. 



Canadian Correspondence, letters 

 from Mr. Whitcher, 297 - 299. 



Cannibalism, danger of, 189 ; reme- 

 dy for, 187. 



Cleanliness inculcated and neces- 

 sary, r, App. 



Cold Spring Trout Ponds, brief 

 sketch of, 287 - 295 ; table of spawn 

 taken in one month, 269, 270 ; table 

 of spawning time, 269. 



Commissary Department, care and 

 preparation of meat, 214 ; cheap- 

 ness of food, 210 ; fish flesh used as 

 food, 213 ; keeping meat, 215 ; kind 

 of food, 211 -214; minnows as food, 



212 ; nutritious food, 212 ; plate of 

 meat-cutter, 215; sour-milk curd, 



213 ; worms and insects used as food, 

 213 ; variety in food, 212. 



Coste, arrangement of glass grilles, 

 64 - 67 ; table of period of spawn- 

 ing of European fish which repro- 

 duce in fresh water, 271. 



Covers, material for, 63 ; necessity 

 for, 62. 



Diseases of young fry, 178-193; list 



of, 177; large trout, 191. 

 Distributing Spout, description of, 



53 ; office of, S3 ; preparation of, 53. 



Eggs, appearance of impregnated and 

 unimpregnated, 125, 126; cause of 

 death among, 121 - 129 ; color of, 

 106 ; daily examination while hatch- 

 ing, 120; development at hatching 

 time, 129, 130; different fish pro- 

 duced by, 130 ; effect of light on, 

 42, 43; enemies to hatching, u8, 

 119; hatching, 112-135: how to 

 tell what eggs will produce good 



