of the Fishery Board for Scotland. 
Seines, destruction of immature fish by, 
(8) 190. 
Selache maxima. See Shark, basking. 
Selioides bolbroét, (20) 481. 
Semele decisa, (7) 341. 
Sense-organs of fishes, (8) 362. 
Senses of lobster, (23) 97. 
Sepia officinalis as bait, (7) 352. 
Sepiola rondeletiz, (15) 115. 
Sergestes atlanticus, (15) 310, 311. 
Serpula bicornis ventricosa, (7) 313. 
coniortuplicata, (15) 157. 
triquetra, (15) 157. 
vermicularis, (15) 157. 
Serranus cabrilla, (2) 79 ; (4) 222. 
spawning period of, (4) 244. 
gigas, spawning of, (4) O44. 
hepatus, embryo of, (16) 214. 
Sertularella fusiformis, (15) 164. 
rugosa, (15) 164. 
Sertularia abietina, (15) 164. 
argentea, (15) 164. 
—— filicula, (15) 164. 
pumila, (15) 164. 
Servia as a market for 
herrings, (7) 163. 
Séve, M., (9) 416. 
Sex, relative numbers of malesand 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, ( 
characters, external, 
meenas, (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 Pues. of, (3) 8 
allis (Clupea alosa), (8) 258. 
food of, 487, (20) 533. 
SEN of, (19) 145. 
twaite (Clupea finta), occurrence of, 
on East Coast, (20) 540. 
food of, (20) 487, 533. 
—— —— parasites of, (18) 176; 
skeleton of, (5) 287. 
spawning period of, (4) 253. 
Shagreen ray. See Ray, Fuller’s. 
Shanny (Blennius pholis), (4) 208 ; 
279. 
Shark, basking (Se/ache maxima), (18) 
291. 
Scottish-cured 
18) 99, 
of Carcinus 
(19) 145. 
(18) 
— blue (Carcharias glaucus) (18) 290. 
— Greenland (Lemargus  microce- 
phalus), (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. 
Q 
237 
Shark, porbeagle (Lamna cornubica), (19) 
290. 
food of, (4) 210 ; 
487, 537. 
intra-uterine specimen of, (6) 
(19) 290; (20) 
263. 
—— —— parasites of, (18) 156, 171; 
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. 
(19) 
fisheries of, (10) 202. 
—— —— fishing grounds off, (9) 182. 
post-larval fishes at, (14) 227. 
Shaw-Lefevre, Mr, (10) 173. 
Shore-crab. See Carcinus menas. 
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 larvee 
of, (19) 96. 
ear of, (19) 97. 
—— eggs of, (19) 93. 
feeding on larval 
smelts, (9) 406. 
fisheries, trap used in France in, (7) 
394. 
—— fishing, (8) 185. 
—— capture 
by, (9) 206. 
—— —— in Solway, (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 larvee of, (19) 94. 
— — movements of larvee of, (19) 93. 
—— net, description of, (8) 164. 
—— origin of gills of, (19) 113, 114. 
—— rearing of larvee of, (19) 93. 
—-— spawning period of, (6) 299; 
06. 
herrings and 
of immature fish 
(9) 
—— 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. 
—— zoéa 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, &e. 
Sigmoilina tenuis, (16) 274. 
Significance of the yolk in the eggs of 
osseous fishes, (6) 280. 
Silicoflagellates, (15) 302. 
Silvery pout. See Pout, silvery. 
