INDEX. 391 



" Podlies " (Merlangus carbonarius), destruction of young salmon by, 153 



Pollution of rivers, 6, 7, 155, 160, 164, 165, 179, 189, 199 



Polydon folium, 278 



Pond system of cultivation, 215, 232, 242 



Porphyra, 278 



Porpoise, diseased, 249 



Porpoises, destruction of mackerel by, 131 



Port Jackson, 279 



Portunus longipes, 365 



Potatoes as food for fish, 280 



Prawns, 356 



Predaceous birds, destruction of herrings by, 77, 92, 107 



fish, 77, 90, 92, 95, 99, 107, 269, 275 



Prehensile teeth, 269 

 Preservation of fishing, 23 

 Prevention of overfishing, 329 

 Private ponds, 275 



Productiveness of salmon not diminished by " salmon disease," 8, 13 

 Profits arising from lobster culture, 343, 346 

 Progress of the tapeworm disease, 256 

 Propagation of crustaceans, 359 



Prosecutions under Salmon Acts, suggestions as to, 171 

 Protection of crustaceans by law, 365 

 of eggs, 329, 336, 339-341 



,, of salmon fisheries by Government, question of, 149, 150, 190, 201 

 Pteropods, 277 

 Pyloric caeca, 273 



QUAHANG, 19 

 Queen mackerel, 1 16 



RAILWAY rates, 87, 316 

 Rays, 272, 273, 289 



Rearing troughs. See Apparatus for fish culture. 

 Red algae (Floridi), 276 

 ,, mullet, used as bait, 362, 367 



Regulations for salmon fisheries, suggestions as to, 160, 196, 200 

 Remedy for destruction of undersized fish, 329, 334, 340, 341 

 Remora (sucking-fish), 278 



Reports on Tweed salmon published by Blackwood, 152 

 Reproduction of Saprolegnia, 16 



Respiratory organs not directly attacked by salmon disease, 4 

 Re-stocking or improvement of fisheries, 336, 341 

 Results of experiments, 327, 330, 334, 335, 340-342 

 Return of fish to rivers, 43, 46 

 River conservators, 168 



,, pollutions. See Pollution of rivers. 



water, 37' 



