INDEX. 



6»» 



Van Keulen, Chart of 



Atlantic Ocean, 2 

 Van Rhyn, Captain, Sur- 

 veys, 24, 26 

 Varec'h, Mer de, 335 

 Variable Winds, 124 

 Variation of the Com- 

 pass — See Magnetic 

 Variation ; also. Tables 

 of Geographical Posi- 

 tions. 

 Vendaval, The, 145, 146, 



209, 213 

 Venezuela, Positions, 93 ; 

 Winds, 145 ; Currents, 

 359—363 

 Vera Cruz, Winds, 146— 



150 

 Verde, Cape, 502 ; Cur- 

 rents, 323 

 Verte, Banche, 597 



, He, 610, 611 



Vidal, Capt. A. T. E., 

 Surveys, 38—43, 44 — 

 45, 47 

 Viejo Frangais, Cape, 532 

 Vientos de Cabeza, 146 

 Vigias, 593—596 

 Vigia dos Agores, 577, 608 

 Vincendon-Dumoulin, M., 



Surveys, 36 

 Vines, Padre, On Hurri- 

 canes, 218, 224-231, 245 

 Virazones, The, 150 

 Virgin Gorda, 356, 526 



Islands, Positions, 



86 — 88 ; Currents, 354, 

 355 



Rocks, 590, 600 ; 



Current, 436 



Volcanic Eruptions, Sub- 

 marine, 574 — 576, 604, 

 611—614 



Volcanic Regions, near 

 the Equator, &c., 611 — 

 614, 617 



W'ahlstein Breakers, 611 



Wales, Positions, 10 ; 

 Tides, 278 



Walker, Mr. W., On Mag- 

 netism, 456 



Walker Shoal, 611 



Wallace Rock, 611 



Wallich, Dr., On Currents 

 of NorthernAtlantic,427 



Wandel, Lieut. C. F., On 

 Currents around Ice- 

 land, 430 ; On Ice 

 around Iceland, 441, 

 • 445—446 



Warley Shoal, 611 



Washington, Capt., Sur- 

 veys, 36, 42 



Washington and Observa- 

 tory, 70, 74 



Water ford Harbour, 472 



Waterspouts, 264 — 270. 

 (210) Definition. (211) 

 Lieut. Hayden on their 

 Formation. (212) M. 

 Malt6-Brun's Descrip- 

 tion. (213) Mr. Murdo 

 Downie's Description. 

 (214) Mr. G. Maxwell's 

 Description, with an 

 Illustration. (215) Capt. 

 Napier's Description. 

 (216) Some Accounts of 

 Recent Experiences. 



Watson Rock,601, 608,609 



Waves, Their Height, 

 Speed, &c., 210, 652— 

 653 ; in the Bay of 

 Biscay, 210—211 



Waves, Barometric, 116 

 —117, 193—195 



Weather, 200—203 



Charts, 125 



Weather and Winds of the 

 North Atlantic Ocean, 

 124. — 128 



Weather Forecasts for the 

 North Atlantic Ocean, 

 Monthly, 126 — 128 



W^eather Predicting, 118 

 —124 



Weather Reports, & How 

 Compiled, 112—124 



W'est Greenland Current, 

 431 



W^est Indies, Winds, 141 

 —152 ; Tides, 284 



West Indies, Currents, 

 353—373 



(320) Westerly Drift in 

 the Caribbean Sea. 



(321) Windward Islands 

 & Passages. (322) The 

 North Coast of Hayti 

 & Windward Passages. 

 (323) Capt. W. C. Berry 

 on Currents of Bahama 

 Islands. (324) Observa- 

 tions by Lieut. Hanus, 

 U.S.N. (325) Sir R. 

 Schomburgk on Cur- 

 rents of Virgin Ids., &c. 

 (326) On the Rollers or 

 Ground Swell. (327) 

 In the Caribbean Sea. 

 (328, 329) The Velocity 

 of the Westerly Drift. 

 (330, 334) Remarks by 

 Lieutenant Greevelink. 

 (331) Spanish Observa- 

 tions. (332) Remarks by 

 Baron von Humboldt. 

 (333) Remarks by Capt. 

 C. S. Cochrane. (335) 

 Observations on U.S.S. 

 Blake. (336) Bays of 

 Guatemala & Honduras. 

 (337) Observations on 



{West Indies, Currents — 

 continued.) 

 Currents of Colombian 

 Coast, by Mr. Town and 

 others. (338) Remarks 

 by Capt. Lima. (339) 

 Capt. W. J. Capes on 

 Currents of the Bay of 

 Honduras. (340) Capt. 

 W. S. Smith on Cur- 

 rents of the Bay of 

 Guatemala, &c. (341) 

 Currents near Morant 

 Kays and Pedro Bank. 



(342) Coast of Cuba. 



(343) Cuba, Jamaica,&c. 



(344) Current Bottles. 



(345) Yucatan Channel. 



(346) Lieut. Pillsbury's 

 Observations on the 

 Yucatan Current. (347) 

 Gulf of Mexico. (348) 

 Remarks by Captain 

 Maury. (349) North of 

 Yucatan Channel. (350) 

 Mr. R. Strachan's Re- 

 marks. (351) Circula- 

 tion in Gulf of Mexico. 



(352) Tortugas Bank. 



(353) Temperature of 

 the W^ater, &c. 



West Indies, Passages To, 

 From, and Among, 511 

 —538 



Westenenk Shoal, 608 



Whale Rock, 575, 006, 611 



W^hewell, Rev. Dr., On 

 the Tides, 271, 278 



White, Capt. M., Survey, 

 28 



White Sea, Tides, 280 



White Squall, The, 260— 

 261 



Wild, Dr. J.J,, On Deep- 

 Sea Thermometers, 635 

 —638 



Wilhelmshaven Observa- 

 tory, 23 



Williams, Capt., On Ren- 

 nell's Current, 304 



Williams, Colonel J., On 

 Thermometrical Navi- 

 gation, 401, 402 



Wilson, Mr., On Hurri- 

 canes, 218 



Wind Charts, 125 



Roses, 133, 207 



Regions of the North 



Atlantic Ocean, 124 



Winds, General Remarks, 

 97—107. 

 (1) Introduction. (2) 

 Circulation of the At- 

 mosphere. (3) Halley's 

 and Hadley's Theories. 

 (4) Theory of the Trade 

 Winds. (5) Theory of 



