of the Fishery Board for Scotland. 



237 



Seines, destruction of immature fish by, 

 (8) 190. 



Selache maxima. See Shark, basking. 

 Selioides bolbroci, (20) 481. 

 Semele decisa, (7) 341. 

 Sense-organs of fishes, (8) 362. 

 Senses of lobster, (23) 97. 

 Sepia officinalis as bait, (7) 352. 

 Sepiola rondelefii, (15) 115. 

 Sergestes atlanticus, (15) 310, 311. 

 Serpida bicornis ventricosa, (7) 313. 



contortuplicata, (15) 157. 



triquetra, (15) 157. 



vermicularis, (15) 157. 



Serranus cabrilla, (2) 79 ; (4) 222. 



spawning period of, (4) 244. 



gigas, spawning of, (4) 244. 



hepatus, embryo of, (16) 214. 



Sertularetta fusiformis, (15) 164. 



rugosa,, (15) 164. 



Sertularia abietina, (15) 164. 



argentea, (15) 164. 



filicula, (15) 164. 



pumila, (15) 164. 



Servia as a market for Scottish-cured 



herrings, (7) 163. 

 Seve, M., (9) 416. 



Sex, relative numbers of males and females 

 among skates nd rays, (21) 229. 



Sexes, numbers and size of, among sea- 

 fishes, (8) 348. 



of plaice, maximum size of, (20) 



357. 



Sexes, proportional number of, in edible 



crab, (18) 99. 

 proportion of, among plaice, (20) 



357. 



Sexual characters in crab, (18) 99, 



characters, external, of Carcinus 



mcenas, (21) 160. 



- — — colouration in fishes, (10) 242. 



differences among mackerel, ques- 

 tion of, (18) 312, 



proportions in witch, (22) 195. 



relations of sea-fishes, (10) 18, 239. 



Sex-variability, (18) 207- 



Shad, artificial propagation of, (3) 82. 



allis {Glupea alosa), (18) 288. 



food of, 487, (20) 533. 



parasites of, (19) 145. 



twaite {Glupea finta), occurrence of, 



on East Coast, (20) 540. 



food of, (20) 487, 533. 



parasites of, (18) 176 ; (19) 145. 



skeleton of, (5) 287. 



spawning period of, (4) 253. 



Shagreen ray. See Ray, Fuller's. 



Shanny {Blennius pholis), (4) 208; (18) 

 279. 



Shark, basking (Selache maxima), (18) 

 291. 



blue (Carcharias glaucus) (18) 290. 



Greenland (Lmnargas microce- 

 phalics), (2) 80; (4) 227, 228 ; (21) 80. 



caught in trawl, (4) 227. 



cranial nerves of, (7) 384. 



dissection of, (4) 228. 



food of, (4) 228. 



parasites of, (4) 228. 



skull of, (7) 385. 



Shark, porbeagle (Lamna comubica), (19) 

 290. 



food of, (4) 210 ; (19) 290 ; (20) 



487, 537. 



intra-uterine specimen of, (6) 



263. 



parasites of, (18) 156, 171 ; (19) 



125, 132; (20) 292; (23) 112. 



thresher (Alopias vulpes), (18) 290. 



parasites from, (19) 125. 



Shell-fishes used as bait, (4) 217. 

 Shetland Isles, fauna of lochs of, (13) 



174. 



fisheries of, (10) 202. 



fishing grounds off, (9) 182. 



post-larval fishes at, (14) 227. 



Shaw-Lefevre, Mr, (10) 173. 

 Shore-crab. See Carcinus mcenas. 

 Short-spined cottus. See Sea scorpion. 

 Shrimp, common (Crangon vulgaris), (6) 



259 ; (15) 131 ; (20) 491, 492, 507, 511, 



519, 528, 535, 536. 

 association of, with young plaice, 



(17) 235. 



description of larval stages of, (19) 



94. 



development of appendages in larvae 



of, (19) 96. 



ear of, (19) 97. 



eggs of, (19) 93. 



feeding on larval herrings and 



smelts, (9) 406. 

 fisheries, trap used in France in, (7) 



394. 



fishing, (8) 185. 



capture of immature fish 



by, (9) 206. 



in Sol way, (7) 175. 



food of, (9) 406. 



larval stages of, (19) 92. 



life-history of, (9) 406. 



mode of attachment of eggs in, (22) 



118. 



morphological significance of origin 



of gills in, (19) 114. 



moulting of larva? of, (19) 94. 



movements of larvae of, (19) 93. 



net, description of, (8) 164. 



origin of gills of, (19) 113, 114. 



rearing of larvae of, (19) 93. 



spawning period of, (6) 299 ; (9) 



406. 



trap, description of French, (9) 



209. 



— — trawling in France, (9) 210. 



trawling in Thames, immature 



fishes caught by, (4) 205. 



trawl-net, (7) 16, 29. 



zoea of, (19) 114. 



Shrimping and the destruction of imma- 

 ture fish, (8) 185, 194. 



Sida brachyura, (9) 389. 



crystallina, (9) 275, 277, 289 ; (12) 



286 ; (13) 245, 250 ; (14) 168 ; (15) 318, 

 321 ; (16) 252; (17) 138, 144, 184, &c. 



Sigmoilina tenuis, (16) 274. 



Significance of the yolk in the eggs of 

 osseous fishes, (6) 280. 



Silicoflagellates, (15) 302. 



Silvery pout. See Pout, silvery. 



Q 



