694 



INDEX. 



New Orleans, 74 — 75 

 Newfoundland, Positions, 

 52 — 56; Currents, 213, 

 43() ; Tides, 282, 290 ; 

 Ice, 442 

 Newi'i )undlandBanks,The, 

 54:j, 550, 590 ; Fogs, 

 415 ; Currents, 375, 

 435—437 ; Origin, 444 ; 

 Ice, 448 

 Nicaragua, Currents, 366 

 Nictheroy Bank, 607 

 North Cape, Climate, 426 



Channel, 469 — 470 



Sea, Tides, 279, 



28U 



Shoal, 597 



North-About Routes, 406 

 —467, 560 



North African Current, 

 312—324. 

 (262) Currents North & 

 South of the English 

 Channel. (263) Origin 

 and Course. (264) Its 

 Direction and Velocity. 



(265) General Descrip- 

 tion, and Limits and 

 Rate for each Month, 

 by Mr. R. Strachan. 



(266) Drift of Bottles, 

 &c., on the Coast of 

 Portugal, &c. (267) Ob- 

 servations between the 

 Canary and Cape Verde 

 Islands, from Commr. 

 Maury. (268) Mr. J. G. 

 Jackson, on the Danger 

 of Drifting on African 

 Coast. (269) Alexander 

 Scott's Experiences. 

 (270) Major Rennell's 

 Remarks on the Cur- 

 rents between Cape 

 Finisterre & the Canary 

 Islands. (271, 272) Cur- 

 rents on the Coasts 

 of Spain and Portugal. 

 (273) Baron Roussin's 

 Remarks on Currents 

 of West African Coast. 

 Velocity of the Current 

 along the African Coast. 

 Irregular during Rainy 

 Season. — See, also, page 

 582 



North Atlantic Ocean : 

 Limits, 1 ; Coast-lines, 

 2, 4—6 ; Charts, 3—4 ; 

 Surveyors, 3 — 5. 



North Atlantic Winds 

 AND Weather, 124-128. 



(42) Wind Regions. 



(43) Hurricane Regions. 

 (44,45) Wind & Weather 

 Charts of the North 

 Atlantic Ocean. 



(North Atlantic Winds — ■ 

 continued.) 



(44) Lieut. Maury's and 

 other Pilot Charts. 



(45) Monthly Weather 

 Forecasts on United 

 States " Pilot Chart." 



North Atlantic Monthly 

 Pilot Chart, 109, 125, 

 126, 229, 269, 297, 

 441, 462, 558—562 



North-East Trade Wind 

 — See Trade Wind. 



North-Easterly Drift 

 to the Coasts of Western 

 Europe, &c., 421 — 430. 

 (415) East of the New- 

 foundland Banks. (416) 

 Influence on Climate of 

 Northern Europe, &c. 



(417) Drift of Bottles, 

 Wrecks, Timber, &c. 



(418) Other Evidences 

 i){ the Drift. (419) Tem- 

 perature and Isotherms. 

 <420) Dr. Petermann's 

 Remarks. (421) Effect 

 on Climate of British 

 Isles. (422) Mr. Buchan 

 on Climate of Orkney. 

 (423) Temperature at 

 Great Depths. 



North-Equatorial Cur- 

 rent — See Equatorial 

 Currents. 



Norths, The, 145—150 



Norway, Positions, 19 — 

 22 ; Tides, 280 ; Cli- 

 mate, 428 



Nova Scotia, Positions, 

 63—65 ; Winds, 21.5— 

 216 ; Tides, 282— 283 ; 

 Currents, 438 



Nun Rock, 597 



Nufiex, Rio, 569 



Nymph Bank, 473 



Ocean, The, Depth, Tem- 

 perature, Salinity, Spe- 

 cific Gravity, Circula- 

 tion, Animal Life, 

 Waves, Ac, 626—653 



Oil Rivers, 506—507 



Oil, On the Use of, for 

 Calming Rough Seas, 

 248, 653—657 :— Best 

 form of Oil, 654; Method 

 of Using, 654 ; Rules 

 for Use under varying 

 circumstances, 6.55 — 

 656 ; Examples of Use, 

 657 



Oliver. Commr. W. B., 

 Directions, Bight of 

 Benin to Sierra Leoae, 

 510 



Ordnance Survey, Poa* 



tions, 8 

 Orion Rock, 610 

 Orkney Islands, Positions, 



13, 15 ; Tides, 279 

 Orlebar, Captain, Surveys, 



53, 61—65 

 Orrnes Heads, 468, 474 

 Orta, Don B. de. On the 



Winds of Vera Cruz, 



146 

 Osier's Anemometer, 203 

 Owen, Capt. R., Surveys^ 



37, 77—85, 94—95 

 Owen, Capt. W. F., Sur- 

 veys, 35 — 43, 65 



Palm Oil Season, 507 

 Palmas, Cape, Currents, 



330 

 Paris Observatory, 11, 27, 



30 

 Parsons, Mr. J.. Surveys, 



86, 88—90 

 Passage Islands, Positions, 



78—80 

 Passage Winds, 124, 170. 



— See, also, Anti-Trade 



Winds. 

 Passages Over the 

 Ocean, 459 — 563. 



1. General Remarks, 



459 — 462. 

 (472, 473) (ireat Circle 

 Sailing. (474) The Use 

 of Sailing Directions. 

 (475) Vessels under 

 Steam. (476) Sailing 

 Tracks Dependent on 

 the Wind Systems. 



2. To and From the 



English Channel, 

 ♦462—467. 

 Outward Voyage, 462 

 — 464. Contrary Winds, 

 463 — 464. Prevalent 

 W'inds in London, 464. 

 Homeward Voyage, 464 

 — 467. Bristol Channel, 



464. Soundings, 464 — 



465, 466. Easterly 

 Winds, 465, 466—467". 

 Route North of Scot- 

 land, 467. 



3. To and From the St. 



George's Channel, 



467 — 474. 

 Tides and Currents, 

 467. Liverpool to Holy- 

 head, 468 — 469. Liver- 

 pool to Tory Island, by 

 the North Channel, 469 

 — 470. To the Ocean, 

 by the South Channel, 

 470 — 472. From the 

 South of Ireland to 

 Liverpool, 472 — 474. 



