of the Fishery Board for Scotland. 



229 



Phrynorhombm unimaculata. 



See Topknot, one-.spotted. 



Phryxus abdominalis, (6) 251 ; (18) 403 ; 



(19) 272 ; (20) 510. 

 paguri, (6) 251. 



Phtisica marina, (15) 141 ; (19) 267 ; (20) 



523 ; (20) 511. 

 Phycis blennoides. See Forkbeard, 



greater. 



Phyllocotyle gumardi, (19) 147 ; (23) 115. 



Phyllonella solea>, (19) 142. 



Physa fontinalis, (9) 272, 276 ; (13) 249 ; 



(15) 320 ; (17) 139, 159, 185. 

 Physical and chemical changes in eggs of 



teleostean fishes during maturation, 



(16) 135. 



characters of closed areas, (14) 130. 



conditions of water of Firth of 



Forth, (5) 50, 349. 



of Loch Fyne, (15) 262. 



of St. Andrews Bay, (5) 54. 



configuration of Loch Fyne, (15) 262. 



investigations, (11)8, 20, 395 ; (13) 



302. 



in Sweden, (13) 339. 



international, (15) 280. 



on board H.M.S. "Jackal," 



(12)21, 337. 



observations, (7) 13, 409, 412 ; (8) 



19 ; (9) 18, 188, 353 ; (10) 7 ; (14) 8. 



chemical condition of water in 



Loch Fyne, (15) 266. 



in connection with the fish- 

 eries, (6) 309. 



in Faeroe-Shetland Channel, 



August 1896, (15) 280. 



in Firth of Clyde, 1896, (15) 



94. 



in Firth of Forth, 1896, (15) 89. 



in Loch Fyne, (15) 262 ; (17) 



128, 130. 



in Moray Firth, 1896, (15) 91. 



in St. Andrews Bay 1896, (15) 



90. 



report on, (4) 189. 



report on those made on 



H.M.S. "Research" during August 



1896, (15) 280. 

 work done on board H.M.S. 



"Jackal," July and August 1887, (6) 



359. 



Physiology of fishes, notes on, (12) 291. 

 Phyto-plankton collected by H.M.S. 



" Research," report on, (15) 297. 

 Picked dog-fish. See Dog-fish, picked. 

 Pike (Esoxlucius), digestibility of, (5)228. 



eggs of, (5) 347. 



parasites of, (19) 139. 



rate of deposition of eggs of, (5) 



349. 



saury (Scomberesox saurus), (18)287. 



spawning of, (5) 347. 



spawning period of, (4) 252. 



Pilchard (Clupea pilchardus), (10) 14, 

 161. 



development of, (12) 386. 



from Moray Firth, (22) 284. 



skeleton of, (5) 289. 



spawning period of, (4) 253. 



See aUo Sardine. 



Pilidium fulvum, (15) 122. 



Pinnotheres pisum, (6) 230, 257. 



Pionocyprin vidua, (15) 321, 326; (16) 

 252 ; (17) 140, 155, 164, 167, 183. 



Pipe-fish, broad-nosed {Siphono stoma 

 typhle), (15) 113 ; (18) 288. 



deep-nosed. See Pipe-fish, broad- 

 nosed. 



great (Syngnathus acus), (15) 113; 



(18) 288; (23)' 157. 



fecundity of, (9) 268. 



food of, (20) 487, 534. 



straight-nosed (Nerophis tequoreus), 



(15) 113 ; (18) 289. 



food of, (20) 487, 534. 



worm (Nerophis lumbriciformis). 



(15) 113 ; (18) 289. 



Pipe-fishes, development of eggs of, (13) 

 333. 



Piscicola scorpii, (19) 139. 



Pisidium amnicum, (8) 336. 



fontinale, (8) 336, 338 ; (9) 271, 276, 



284, 285 ; (13) 244 ; 17) 139, 185. 

 nitidum, (8) 336, 338, 340 ; (9) 271, 



276, 284; (13) 188, 244 ; (17) 139, 159, 



185. 



pusillum, (8) 336, 337, 338, 339, 340; 



(9)271,276, 281, 283, 284; (12) 285; 



(13) 188, 244, 249 ; (14) 168, 239 ; (15) 



320, 332; (16) 259 ; (17) 155, 159, 185. 



roseum, (8) 341 ; (9) 288 ; (15) 320. 



Place of fishing of Aberdeen trawlers in 



1901 and 1902, (21) 38. 

 of fishing, necessity of ascertaining, 



for statistics, (21) 38. 

 Placopsilina bulla, (19) 236, 257. 

 Plagusia marmorata. (18) 359. 

 Plaice [Pleuronectes platessa), (18) 286. 



abnormal specimen of, (10) 298. 



age of, (20) 357. 



age of, at maturity, (20), 359, 



360. 



age-groups of, (17) 238. 



albino, (22) 286 ; (23) 251. 



classification of, (18) 353. 



conditions affecting abundance of 



small, on beaches, (17) 233. 

 date of settling of young, on beach, 



(16) 241. 



decrease of, (14) 12, 146. 



development of, (9) 14, 311 ; (10) 7 ; 



(11) 18, 274. 



of post-larva3 of, (15) 179. 



diagnostic characters of young, (16) 



228. 



difficulty of distinguishing immature 



from spent, (18) 192. 



distribution of, (21) 21, 24, 26. 



of immature, (14) 148. 



of, near shore, (20) 347. 



of post-larvse of, (16) 238, 240. 



of, regular, according to depth 



and size, (8) 166. 

 of, vertical, according to size, 



(17) 242. 



of young and adult, (21) 40. 



duration of pelagic stage in, (20) 339. 



eggs of, (7) 303; (8) 284; (16) 91, 



114, 115 ; (17) 82, 83, 84, 93, 96, 103, 



106. 



