Subjects 



pH (See also Quality"!: 



acid treatment, effect on pH and fish. 

 PFC v.ll. no. 4 I 



determinations. PFC 38 A 

 PMA ( See Diseases, pyridylmercuric acetate). 



Pacific Coast States fisheries ( See Fisheries, 

 Pacific Coast States). 



Pacific Exploration Company ( See Reconstruciion 

 Finance Corporation). 



Pacific Explorer , factory ship ( See Vessels, 

 fishing and research). 



Pacific Oceanic Fishery Investigations, pub- 

 lications resulting from. SSR-F 116 

 (1950-1953), 118, 119, 131, 134, 

 135, 136 



Pacific salmon ( See Salmon), 



Pacific yellowfin tuna (See Tuna). 



Packaged fish ( See also Containers): 



methods for freezing and storing. Doc 1016; 

 SSR 15; Sep 324 



packaging frozen. Doc 1016; Sep 324 



producers. MDL 1; SL 161 



production of fresh and frozen ( See Fishery 

 products, packaged). 



refrigeration and pa,ckaging. Doc 1016 



wrapping materials for frozen. FL 213 



Pakistan: 



East Bengal, fisheries. PFC v. 15, no. 3 E 



Panama: 



fisheries. FL 259; Sep 152 

 pearl-oyster resources. SSR-F 28 



Pantothenic acid. PFC v. 10 no. 3 B 



and brown trout. PFC v. 14 no. 2 E 



Panulirus argus ( See Spiny lobster). 



Paolina T., research vessel, (See Vessels, Fish- 

 ing research). 



Paracolobactrum aerogenoides (See Bacteria). 



Paralichthys (See Flounder). 



Paralithodes camtschatica Tilesius ( See King 

 crab). 



Parasites ( See also Diseases): 



Costla necatrix description, prevention. 

 and control. PFC 48 A 



Dact/logvrus. PFC 32 C 



fungus, Saprolegnia parasitica , on salmon 

 eggs. PFC v.ll no. 2 A 



leech-infestation on salmon fry and eggs. 

 PFC V.16 no. 3 D 



Myxosporidian ; cause of wormy halibut. 

 Doc 957 



Octomitus salmonis, carbarsone treatments. 

 PFC 55 A 



Octomitus salmonis , parasitic flagellate 

 of trout. Doc 988 



protozoan. Doc 959; FB 41. 89; PFC 3 A, 

 6 A, 27 C, 42 A, 48 A, 49 E; v.ll 

 no. 2 G 



salmon fry and eggs, leech-infestation. 

 PFC v. 16, no.3 D 



Schizamoeba salmonis. parasitic- in 

 salmonid fishes. Doc 987 



Suctoria. PFC 27 C 

 Pasteurization of crab meat (See Crabs). 

 Pearl essence: 



history, chemistry, and technology. Doc 989 

 manufacturers of. SL 156 

 Pearls: 



culture. FL 145, 273, 357 



fishery of Venezuela. SSR-F 26 

 imitation; pearl essence, history, 



chemistry, and technology. Doc 989 

 manufacturers of marine pearlshell 



buttons. SL 155 

 resources of Panama. SSR-F 28 

 Penaeus aztecus ( See Shrimp, grooved). 



Penaeus duorarum (See Shrimp, grooved). 



Penaeus setiferus ( See Shrimp, common). 



Penetrometer: 



for measurement of texture changes in 

 canned salmon. Sep 305 



223 



