INDEX. 



6u 



Haddock (Morrhua aeglefinus), 620. 

 Haliomma, 86. 

 Haliomina hexacant/iuni, 86. 

 Hammerhead Shark (Zygsena malleus), 



551- 

 ,, Oyster, 362. 



Hammerhead, the, 551. 

 Harpa artkularis, 459- 



,, imperialis, 458. 



,, vtntricosa, 458. 

 Ilarpa imperialis, H. articularis, H. 



ventricosa, 458. 

 Harpooning Holothiiria, 293. 

 Helix aspersa, 423. 424. 



,, citrina, 426. 



,, Mackcnzii, 425. 



,, pomatia, 424. 



,, Stuartia, <ifib. 



„ translucida, 425. 



,, undidata, 425. 



,, Waltoni, 425. 

 Helix citrina and H. Stuartia, 426. 

 Hermit Crab, 517. 

 Herring, the, 588. Habits, 590. Scotch 



fisheries,/;^. Dutch fisheries, 591. A 



night at the herring fishery, 595. 



Norwegian fisheries, 597. 

 Herring, the, 589. 

 Holibut, 609. 

 Hohbut, the, 610. 

 Holothuria lutea, 288. 



,, fishery, 290. 



Holothuria lictea, 28S. 

 Homarus, 522. 

 Humboldt's researches, 572. 

 Hyaleagibbosa and H. longirostris, 468. 

 Hyalea gibbosa, 468 



,, longirostris, 468. 

 Hydra vulgaris, 114. 



, , viridis, 115. 

 Hydra vulgaris, 113. H. viridis, 141. 



Trembley, experiments on, 116. 

 Hydridoe, 1 13. 

 Hydrozoa, loS, no. 



lanthina communis, 431. 



fmperator slella, 436. 



Indian Ocean, 2. 



Inequalities of the sea-bas!n, 8. 



Infusoria, 88. Their numbers, ib. In 

 the Ganges, ib. Species, ib. In 

 blocks of ice, 16. Reproduction, 94. 



Infusorial parasites, 97. 

 Infusorians, propagation of, 94. 

 Isis hippuris, 224. 

 Isis hippuris, 225. 



Jan May en's Island, 41. 



Kane's, Dr., discoveries, 45. 

 Kondolosto7tiata patens, 104. 

 Kraken, marvellous stories concerning, 

 486. 



Labridae, 569. 



Labrus communis, 569. 



Labrus communis, 570. 



Lamprey, the, 534. 



Land and Water, I. 



Legend of the first mussel-fisher, 356. 



,, Sea-urchin, 274. 



Leptocardia, 533. 

 Life in the ocean, 55. 

 Limax ricfus, 418. 

 Limax rufus, 468. 

 Limucca stagnalis, 416. 

 Limnea stagnalis, 415. 

 Limneans, 415. Their habits, ib. 

 Limpets, 428. 

 Limulus, 510. 

 Lingula, 407, 

 Lobosa, 76. 

 Lobsters, 511. 

 Loligo Gahi, 484. 



,, vulgaris, 484. 

 Loligo vulgaris and L. Gahi, 484. 

 Lophius piscatorius, 643. 

 /.ophites piscatorius, 644. 

 Lophobranchii, 562. 

 Luidia fragillissima, 262. 

 Lump-fish (Cyclopterus), 642. 

 Lump-fish, the, 642. 

 Lunar tides, 32. 



Mackerel, the, 634. 



Mackerel, 634. Do they migi'ate? 635. 



M'Ciintock's discoveries, 44. 



M 'Clare's discoveries, 45. 



Madrague, a combination of nets, 633. 



Madrepora plantaginea, 187. 



Madrepora plantaginea, 187. 



Madreporidce, 173 



Maelstrom whirlpool, 39. 



Malacopterygii, 565. 



