TND EX. 
AAR 
AR glacier, formation and dissolu- 
tien of the, 75 
Acalephe, 348. See Jelly-fishes 
Acephala, their organisation, 299 
— their food, 305 
— their enemies, 305, 306 
Acorn-shell, the, 244 
Actinie, 361 
Actinozoa, 363 
Adriatic, depth of the, 8 
— tides of the, 43 
Africa, length of coast-line of, 4 
— circumnayigated by the Pheenicians, 
444 
— Hanno’s discoveries on the west coast 
of, 444 
Agar-agar, or artificial edible birds’- 
nests of Java, 402 
Agricola, Julius, sails round Scotland, 
422 
Air-bladder of fishes, 189 
Air-currents. See Winds 
Albatross, 163 
Albion, New, discovery of, 467 
Alcyonarians, 363 
Alexander the Great, maritime dis- 
coveries resulting from the conquests 
of, 447 
Alexandria, the Pharus or lighthouse 
of, 89 
Algz, 390 
— changes produced by, in the colour of 
the sea, 19 
— Russian official collecting, 392 
Alligators, 172 
Amalfi, maritime trade of, 449 
— decline of, 449 
Amazon river, tides of the, 43 
— — quantity of water which it pours 
into the ocean, 75 
— — discovery of the river, 460 
America, length of coast-line of, 4 
— salmon of Russian America, 221 
— discovery of, by Columbus, 457 
— account of early navigation along 
the shores of, 457 
Amerigo Vespucci, his discoveries, 460 
BAF 
Ammo(dyte, or launce, 230 
Ammonites, 437 
Amebe, 379 
-— simplicity of their structure, 380 
Anabas of the dry tanks, 193 
Anchovy, 214 
Angler, or sea-devil, 203 
Annelides, marine, 262 
— general remarks on the, 262 
— their beauty, 263 
— their food, 264 
— their enemies, 265 
— tubicole, 266 
Anson, Commodore, his maritime dis- 
coyeries, 483 
Aphrodita, or sea-mouse, 264 
Arab commerce and maritime discovery, 
452 
Arctie discovery, 474, 496 
— winter passed by Barentz, 478 
Argand, his improvement in marine 
illumination, 90 
Argonaut, 280 
Argus, Scotch or Shetland, 333 
Ascidia mammillata, 322 
Asia, length of coast-line of, 4 
Asteriz, 335 
Astrea, 373 
Atlantic Ocean, depth of the, according 
to Maury, 7 
— — temperature of the, 14 
— — fury of the Atlantic surge, 28, 29 
— — enormous fucus banks, or floating 
meadows of the, 397 
Atolls, or lagoon islands, 374 
Auburn, site of the village of, 29 
Auks, 151, 168 
Australia, length of coast-line of, 4 
— discoveries in, 480, 486 
Avosets, 143, 144, 146 
Azores, discovery of the, 456 
ACK’S arctic voyages, 507 
Baffin, his maritime discoveries, 
483 
| Baffin’s Bay, discovery of, 483 
