210 



Part III. — Twenty -third Annual Report 



Halibut, distribution of, (21) 53. 



eggs of, (4) 224 ; (10) 285 ; (11) 244 ; 



(16) 91, 114 ; (17) 82, 83, 96. 



fecundity of, (4) 224 ; (9) 261. 



food of, (20) 308, &c. 



general size of those caught by 



trawl, (21) 53. 



growth of, (22) 287. 



nursery of young of, (9) 182. 



parasites of, (18) 151, 159, 174 ; (19) 



106, 140, 142. 

 relation of length to weight, (22) 



220. 



ripe eggs are pelagic, (4) 224. 



sexual proportions of, (10) 239. 



spawning period of, (4) 249 ; (7) 



192 ; (10) 234. 

 young specimens of, (4) 209; (10) 



285. 



Halichondria albescens, (15) 165. 



panicea, (15) 165. 



Halimedon miilleri, (10) 263. 



— pa rvimanus, (10)263; (15)139; (20) 



491, 503, 510, 513, 523. 

 Halirages bispinosus, (6) 247. 

 HaUsarca dujardinii, (15) 165. 

 Halliburton, Dr W. D., (4) 171. 

 Halosphora riridis, (15) 298, 302. 

 Haloiydna gelatinosa, (15) 160. 

 Haminea hydatis, (15) 116. 

 Hansen, Dr, (22) 251. 

 Haploops setosa, (15) 138. 

 tubicola, (12) 263; (17) 264; (20) 



478 ; (20) 523. 

 Haplophragmiumcanariense, (8)322; (15) 



166. 



pseudospirale, (7) 313; (15) 166. 



Harmer, Mr S. F., (8) 361. 



HarpacticVrS chelifer, (4) 152 ; (6) 240 ; 



(15) 152; (20) 505. 



flexus, (8) 319 ; (16) 269. 



fulvus, (6) 241. 



nobelis, (6) 240. 



obscurits, (13) 170. 



uniremis, (23) 147. 



Harper, Mr Donald, (9) 177. 

 Harpina creiudata, (17) 264. 



plumosa, (6) 246. 



Harpinia crenulata, (20) 491. 



neglecta, (15) 138 ; (20) 497, 503, 510, 



516, 523. 



pectinata, (22) 243. 257. 



Harporhynchus falcatus, (11) 234; (13) 



188, 245, 250 ; (14) 168, 239 ; (15) 333 ; 



(16 252, 258, 260 ; (17) 140, 185, &c. ; 



(20) 505. 

 Harvey, Rev. Mr, (11) 21. 

 Hatcheries for sea-fish, (8) 7. 



in U.S.A., (13) 337. 



proposals for, in Firth of Forth, (5) 



240. 



Hatchery, collection and acclimatisation 



of the spawners, (13) 124. 

 difficulties with spawning fishes, (16) 



222. 



distribution of the fry, (13) 129. 



Dunbar, space insufficient for 



spawners, (13) 9. 



erected at Dunbar, (10) 9, 192. 



expense of, (21) 181 ; (23) 8, 121. 



Hatchery, experiments with lemon soles, 

 (13) 131. 



fishes in the pond, (13) 125. 



nitration of water at, (13) 123. 



for sea-fishes at Dunbar, (13) 7, 123. 



for sea-fish at Dunbar, account of, 



(12) 196. 



for Lancashire Sea Fisheries Com- 

 mittee, (13) 334. 

 French, at St. Vaast la Hougue, 



(13) 345. 



hatching process at, (13) 127. 



irregular spawning at, (13) 126. 



numbers hatched at, (13) 130. 



— — proposed for Cromart}^ Firth, (5)241. 

 report on operations at Bav of Nigg, 



(19) 229 ; (20) 440 ; (21) 180 ;"(22) 262 ; 



(23) 120. 



report on operations at Dunbar, (12) 



210; (14) 150; (16)219; (17)205; (18) 

 330. 



specific gravity of the water at, (13) 



127. 



temperature of water at, (13) 128. 



Hatching and rearing of food fishes, (10) 

 8; (13) 8. 



of cod, (12) 11. 



in America, (3) 84. 



in Norway. (17) 208. 



results of, in Newfoundland, 



(13) 335. 



of crabs, (21) 181 ; (23) 154. 



of food-fishes, (12) 8 ; (14) 8, 150. 



of lemon soles, (12) 11, 207 ; (14) 9, 



151. 



of lobsters, (12) 11 ; (21) 181 ; (23) 



65. 



of plaice, (12) 10, 204, 210; (14) 9, 



152; (16)219; (18)330; (19)229; (20) 

 441 ; (21) 180; (22) 262. 



of sea-fish, (5) 230 ; (11) 13. 



best conditions for, (9) 391. 



discussion on, (5) 232. 



need of, (9) 4, 5. 



in Canada, (9) 396 ; (13) 493. 



in Denmark, (9) 412. 



in France, (9) 420. 



in Newfoundland, (9) 398 ; (11) 



13, 495. 



in Norway, (9) 409; (11) 13, 



496. 



in United States, (9) 401, 402. 



of soles, (12) 11, 205. 



of turbot, (12) 11, 206; (13) 131; 



(14) 10, 150; (16) 219. 

 Hauttorius arenarkis, (10) 264. 

 Heape, Mr W., (6) 298. 



Hebridean smelt. See Smelt, lesser silver. 

 Hebrides, fauna of lochs in, (13) 237. 

 Heincke, Professor F., (9) 405 ; (10) 343, 



345; (11)21,487; (13)16; (17) 274; 



(18) 335 ; (23) 129. 

 on the characters of sprats and 



herrings, (2) 53. 

 Helcion peUucidum, (15) 122. 

 Heligoland in relation to German fisheries, 



(9) 404. 



Helix nemoralis and H. aspersa as bait, 



(7) 356. 

 Helleria coalita, (8) 326. 



