>66 



INDEX. 



rocks ; explanation of the circum- 

 stance, i. 112 



Hoar-frost, description of, i. 436— De- 

 posited in beautiful crystals, i. ^37 

 — Speculation concerning, i. 438 



Hope Island, description of, i. 151 



Horn Sound, discovered by Baffin, i. 

 86 



Hudson's Bay discovered, i. 82 — The 

 discoverer lost his life by a mutiny 

 among his crew, i. 83 



Hudson's Strait, first discovered by 

 Weymouth, i. 81 



Hull, merchants of, early whale-fish- 

 ers, ii. 20 — A grant of Jan Mayen 

 Island given them for a fishing sta- 

 tion, ii. 40 — Present fishery from, ii. 

 124 



Hutton, Dr James, iiis theory of rain, 

 i.421 



Ice, Greenland or polar account of, i. 

 225 — Various kinds described, i. ib. 

 Sea-water ice, i. 230 — Fresh-water 

 ice, i, 232, 320— Density of ice, i. 

 233 — Experiment in forming ice, i. 

 235 — In melting, becomes prisma- 

 tical, i. 237 — Formation of sea-ice, 

 i. 238— First crystals, i. 239— Bay 

 ice, i. 240, 318 -Drift ice, i. 319— 

 Description of ice-fields, i. 241 — 

 Their formation, i. 244, 320— Ten- 

 dency to drift to the south west- 

 ward, i. 246, 291 — INIovements, i. 

 247 — Destructive efTects on vessels, 

 i. 248— Severe concussion, i. 249 — 

 Icebergs, their magnitude, 1. 251 — 



Where met with, ib Form, i. 253. 



Colour, L 254 — Icebergs useful to 

 the fishers, i. 256 — Sometimes fra- 

 gile, i. 257 — How generated on land, 

 i. 258, 319 — At a distance from 

 land, i. 261, 319 — Situation or out- 

 line of the polar ice, i. 262 — Whale- 

 fishers' bight, i. 266 — Changes in 

 the ice at difterent seasons, i. 270 — 

 in the summer astonishing, i. 273 

 — Situation in the years 1803 and 4, 

 i. 276- In 1805, 6 and 7, i. 277— 

 In 1808, 9 and 10, i. 278— In 1811 

 and 12, i. 279— In 1813, 14, i. 281 

 — In 1815, 16 and 17, i. 282— In 

 1818, i. 283 — Ice has a tendency to 



separate during calms, I. 284 — Clo- 

 sing and opening uncertain i. 285 — 

 F"ields are subject to extraordinary 

 movements, i. 286 — Changes in the 

 position of the ice often unaccount- 

 able, i. 287 — Singular instance, i. 

 288 — Besetment of the ship Esk, i. 

 291 — Effects of ice on the sea and 



atmospiiere, i. 296 Ice, causes 



a diminution of the wind, i. 296 

 Repels storms, i. 297 — Pro- 

 duces a deposition of snow, ib. — Oc- 

 casions a brightness in the sky, i- 

 299 — Equalises temperature, i. 300 

 328 — Produces fogs, ib — Ice and 

 sea produce a reciprocal action on 

 each other, i, 301 — Dangers of a 

 swell among ice, to shipping, i. 302 

 — Ice streams resist the sea, i. 304 

 Increase of ice proportionate to the 

 waste, i.305, 321 — Itshinderance to 

 approaching the Poles, i. 305 — Suc- 

 cessful efforts in penetrating to a 

 high latitude, (81 k N.) i. 309 — Ab- 

 stract of observations on the polar 

 ice, i. 318 — Quantity greater in the 

 Southern than in the Northern He- 

 misphere, i. 321 — Specific gravity 

 of, determmed, i. (81) — Quantity 

 destroyed intimates the existence of 

 a northern communication between 

 the Atlantic and Pacific, i. 5^1ce, 

 dreaded by the first whale-fishers, ii. 

 100 — Danger of, to the fishers, ii. 

 342 — Various accidents by, ib. — 

 Accident on the Esk by, ii. 446 



Icebergs, description of, i. 101, 159, 

 250— Origin of, i. 101, 107, 258— 

 Why rare in the Greenland seas, i. 

 103— Fall of one, i. 105— Dangers 

 of to shipping, i. 106, 256, 258 



Ice-bliok, described, i. 299 — Advanta- 

 ges of, to the fishers, i. 383 



Iceland, discovered by Naddod in 861, 

 i. 62 — Visited by some Swedes and 

 Norwegians, soon after its discove- 

 ry, ib A colony established in it, 



ib, — Tremendous storms occur in it, 

 i, 412 



Icelanders, early whale-fishers, ii. 11 

 — Pursued the whales to ^Tewfound- 

 land, ii. 17 



