Pond culture: (continued) 



Note on 



Plants in 

 Ponds, fish on farms 



Construction 



Plankton production 

 Pond, R. H. 

 Pope, T. E. B. . 

 Porpoise, Hawaiian Islands 



And v<hales, preserving specifflens 



Collecting of 

 Porto Rico, actinarla of 



Alcyonaria of 



Annelids 



Anomura of 



Brachyura and macrura of 



Girrepedia of 



Corals of 



Ecliinoderms of 



Fish trade 



Fisheries of 



Fishes of 



Foraminifera 



Investigations of the aquatic resources 

 and fisheries of 



Isopods of 



Leeches of 



Llacrura 



Mollusca of 



Nemerteans of 



Polychaetous annelids of 



Sponges of 



Stomatopods of 



Stony corals 

 Post, Eojrt 

 Potamogetons 

 Potomac River, fishes of 



Pollutions 

 Pottinger, S. R, 

 Potts, Edward 

 Preble, E. A. 

 Preparation of fish eggs for food 



Museum purposes 



Shipment 

 Preservation: Eabryonic material, 

 mounting sections serially 



Fish by salt 



Fish and fishery products 



Fish nets 



Haddock 



Small organisms 

 Priamur, fishing in, district of 



Siberia Doc. 844. 



Pribilof Islands, fur seals and 



other life Doc, 748, 749, 820. 



183 



