12 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



Page. 



B. By increasing the number and variety of fishes 160 



1. Transferring fishes from one region to another 161 



(a) Scarus brought to Rome 161 



(b) Desirability of importing turbots and soles to United States 161 



(c) Suggested advantage of alewife to Europe 161 



2. Artificially propagating fishes 162 



(a) No experiments yet tried with sea fishes 162 



(b) Ratio of success in artificial impregnation 162 



(c) Experiments easily tried in New England 163 



(d) Hatching-boxes used and proposed 163 



C. By bringing fish within reach of fishermen 165 



1. Mackerel attracted by chopped bait 165 



2. Offal drawing fish to the fishing-grounds : 165 



3. Anadromous fish attract other species to the shores 166 



(a) Loss to industry by destruction of anadromous fish 166 



Illustration from former fisheries of Potomac 166 



V. — Political Considerations. 



A. Memorandum of points attempted to be established in the case for Great 



Britain 168 



1. Statements of George McKenzie 168 



(a) Mackerel 168 



(6) Gurry 168 



2. Statement of Thomas Bennett 168 



(a) Codfish 168 



Appendix 171 



Index 217 



