of the Fishery Board for Scotland. 



193 



Dab, lemon, minimum size at maturity, 



(8) 161, 162, 163. 



on deep-water grounds, (21) 46. 



parasites of, (18) 165, 180. 



post-larval stages of, (16) 225, 236. 



proportion of immature, landed by 



trawlers, (22) 19. 

 proportion of males to females, (8) 



349. 



rearing of larva; and post-larva; of, 



(16) 223. 



relation of length to weight, (22) 



144, 208. 



sexual proportions of, (10)239. 



sizes of, (14) 143. 



size of, at maturity, (10) 238. 



sizes of, on deep-water grounds, 



(21) 47. 



size-limit between mature and im- 

 mature, (22) 18. 



spawning period of , (4)251 ; (7) 188, 



387 ; (8) 261 ; (10) 234 ; (17) 98 ; (21) 

 48. 



specific gravity of eggs of, (7) 386. 



Dab, long rough {Drepanopsetta plates- 



soides), (18) 285. 

 abundance of, on deep-water 



grounds, (19) 64, 290; (21) 223. 

 distribution of adult and immature, 



(8) 170. 



eggs and larvae of, (13) 14, 220. 



eggs of, (8) 285 ; (9) 319, 320 ; (16) 



91, 114 : (17) 82-84, 96. 



eggs of, in Firth of Clyde, (15) 248. 



fecundity of, (9) 261. 



food of, (7) 225, 232, 236, 237, 239, 



244, 254; (8) 231, 236, 247, 250, 251, 



252, 253, 254, 255, 256 ; (9) 225, 234, 



236-238, 241 ; (10) 214, 218, 222, 230; 



(20) 311, 313, 487, 521 ; (21) 223. 



growth of, (16) 245 ; (20) 372. 



growth of, comparison of rate in 



different regions, (20) 385. 



in Loch Fyne, (15) 112 ; (18) 352. 



increase in numbers of, ( 14) 146. 



maximum sizes of, (20) 380, 3S1, 



386. 



minimum size at maturity, (8) 161, 



162, 163. 



parasites of, (18) 166. 



post-larval stages of, (16) 225, 235. 



proportion of males to females, (8) 



349 ; (10) 239. 

 relation of length to weight, (22) 



144, 198, 222. 



sexual proportions of, (10) 239. 



size at maturity, (10) 239. 



sizes of, (14) 143. 



spawning areas of, (7) 172, &c. 



spawning period of, (4) 250 ; (7) 



172, 191 ; (8) 264; (10) 234; (17) 98. 

 Dactyliosolen antarctieus, (15)298, 300. 



mediterraneus, (15) 298, 300. 



Dactylocotyle pollachii, (19) 149. 

 Dactylopus brevicornis, (9) 303; (21) 128. 

 coronalus, (12) 255 ; (20) 468 ; (21) 



128. 



flavus, (9) 302 ; (11) 205, 206 ; (15) 



152; (21) 128. 

 littoralis, (21) 124. 



Dactylopus longirostris, (21) 126, 127. 



- minutus, (9) 303 ; (17) 258 ; (21) 126. 



mixtus, (21) 126. 



parvus, (21) 128. 



pectinatus, (16) 269. 



rostratus, (11) 205. 



similis, (15) 152. 



stromii, (12)254 ; (15) 152; (21) 127. 



tenuiremus, (9) 302 ; (17) 258 ; (21) 



127. 



tisboides, (4) 149 ; (6) 240 ;' (9) 303 ; 



(15) 152; (20) 532. 



vararensis, (21) 125. 



Danaia dubia, (10) 262. 

 Daniell, Dr A., (7) 178. 



Danish Fishery Association, (13) 340. 

 Dannevig, hatching apparatus of, (5) 238. 



hatching experiments by, (5) 241. 



Captain G. M., (5) 235 ; (6) 15, 276; 



(7) 384, 402 ; (8) 21 ; (9) 19, 409 ; (10) 



9, 190, 346, &c. 

 Mr Harald, (12) 9, 208, 210; (13) 



15, 123, 147 ; (14) 9, 150, &c. 

 Daphndla brachyura, (9) 273, 275, 277, 



289 ; (13) 245, 250 ; (14) 168 ; (15) 321; 



(16) 252, 260; (17) 163. 



wingii, (9) 289. 



Daphne crystaUina, (9) 289. 



mucronata, (9) 290. 



pulex, (9) 290. 



vetida, (9) 290. 



Daphnia cuctdlala, (9) 291. 



falcata, (17) 148. 



gahata, (13) 245 ; (17) 150, 153, 176, 



177, 179, 180, 181, 182, 184. 

 jardinii, (9) 280, 290, 296 ; (12) 286; 



(13) 250 ; (14) 168 ; (15) 316, 321. 

 lacustris,(\6) 250 ; (17) 138, 140, 157, 



158, 160, 163, 164, 167, 184. 

 longispina, (9) 273, 280, 283, 287, 



290; (13) 188, 189 ; (14) 239, &c. 

 — — mucronata, (9) 290. 



nasuta, (17) 170, 171, 173. 



pulex, (8) 336; (9) 273, 277, 283, 



284, 288, 290; (13) 250, &c. 



reticulata, (9) 289. 



sima, (9) 290. 



oetula, (8) 336 ; (9) 290. 



Daphnia? of fresh-water lochs, (17) 192. 

 Darwinella stevensoni, (9) 281, 282. 

 Darwinia compressa, (7) 320. 

 Darwimda stevensoni, (13) 245, 250 ; (15) 



319, 321, 326 ; (16) 250, 252 ; (17) 140, 



184, 191. 

 Dasychone arqus, (15) 158. 

 Dawson, Mr Robert A., (11) 493. 

 Day, Dr, (7) 388. 



Daylight fishing for herring, (4) 58. 

 Decalcifying action of formaline, (23) 133. 

 Decapod Crustacea, larval stages of, (19) 

 92. 



of Plymouth, (7) 385. 



larval, as herring-food, (4) 126. 



Decipida ferruginosa, (15) 126. 



Dee, bacteria in water of, (5) 335. 



Deep-water grounds compared with in- 

 shore grounds, (20) 117. 



plaice on, (21) 41. 



trawling investigations on, (20) 



114; (21) 19, 27. 



