TABLE OF CONTENTS. 



Page. 



A. Salmon-culture from imported spawn 226 



1. The appointment of commissioners, and their preliminary work 226 



2. Operations in 1866 227 



3. Operations in 1867 227 



4. Operationsin 1868 228 



5. Operationsin 1869 231 



6. Operations in 1870 231 



7. Operations in 1871, '72 233 



B. Salmon breeding on the Penobscot 233 



1. Preliminary considerations 233 



2. Operations in 1871 .. 234 



3. Operations in 1872 242 



4. The fecundation of eggs in large or small masses 257 



5. The susceptibility of eggs to fecundation in water 258 



6. The susceptibility of eggs to fecundation out of water 259 



7. Duration in air of the fecundating power of the milt 259 



8. Duration in water of the fecundating i^ower of the milt 259 



9. Duration of contact necessary to insure fecundation 260 



10. Temperature of water and develoi^ment of eggs 2C0 



11. Packing, shipment, and distribution of eggs 262 



C Tabular statements embodying observations on salmon and salmon-rivers in 



Maine 267 



Table I. Eecord of temperature at Craig's Pond-brook, Orland, Me., 1871. 267 



Table II. Record of temperature at salmon-pond, Bucksport, Me., in 1872. 271 

 Table III. Record of temperature at hatching-house of Penobscot salmou- 



breediag works, Bucksport, Me., 1872 and 1873 274 



Table IV. Observations on temperature of Penobscot River at and near 



Bucksport, Me , 277 



Table V. Observations on temperature of water in Eastern River and 



Dead Brook, Orland, Me 279 



Table VI. Observations on temperature in Sandy Eiver, at New Sharon.. 279 

 Table V^II. Observations on temperature of water in the west branch of 



the Little Androscoggin River 280 



Table VIII. Statement of salmon bought alive at Bucksport iu 1872 280 



Table IX. Statement of operations in the spawning-season of 1872 at 



Bucksport 282 



Table X. Experiments in transportation of salmon-eggs from Bucksport, 



Me., to Winchester, Mass 287 



Table XI. Statement of the distribution of the salmon-eggs collected at 



Bucksport in the season of 1872, and of the distribution of the young 



fish 288 



D. Local history of salmon and salmon-fishing in New England rivers 289 



1. General observations 289 



2. Tributaries of the Saiut John's River 290 



Aroostook River, (tributary) 291 



Meduxnekeag River, (tributary) 292 



