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Abyssal fan

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speeds towards the foot of the slope, until the current slows. The decreasing current, having a reduced ability to transport sediments, deposits the grains it carries, thus creating a submarine fan. The slurry continues to slow as it is moved towards the
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Clift; Gaedicke; Edwards; Lee; Hildebrand; Amjad; White & SchlĂĽter (2002). "The stratigraphic evolution of the Indus Fan and the history of sedimentation in the Arabian Sea".
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and can vary dramatically in size, with widths from several kilometres to several thousands of kilometres. The largest is the
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until it reaches the ocean bed. Thus results a series of graded sediments of sand, silt and mud, which are known as
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Allen, Philip & Allen, John, 2005. Basin Analysis: Principles and Applications. 2nd ed. Blackwell.
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Gluyas, J. & Swarbrick, R. (2004) Petroleum Geoscience. Publ. Blackwell Publishing
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Underwater geological structures associated with large-scale sediment deposition
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Abyssal (or submarine) fans are formed from turbidity currents.
1180: 593: 1542: 1361: 1140: 1095: 974: 378:"Turbidites Hold Great Potential for Deepwater Exploration" 212: 208: 387: 265: 207:, creating an underwater landslide. A dense slurry of 50:. They can be thought of as an underwater version of 334:"Submarine fans: A critical retrospective (1950–2015)" 62:, but major fans are also found at the outlet of the 1390:North West Shelf Operational Oceanographic System 20:Distribution of detritus in a depositional system 1687: 1380:Deep-ocean Assessment and Reporting of Tsunamis 432: 331: 308: 116:. Unsourced material may be challenged and 439: 425: 446: 357: 180:Learn how and when to remove this message 15: 1688: 711:one-dimensional Saint-Venant equations 420: 388:Svetlana Kostic; Gary Parker (2004). 1658: 199:pushes sediments over the edge of a 114:adding citations to reliable sources 81: 13: 1538:National Oceanographic Data Center 965:World Ocean Circulation Experiment 853:Global Ocean Data Analysis Project 14: 1712: 1385:Global Sea Level Observing System 1668: 1657: 1648: 1647: 843:Geochemical Ocean Sections Study 759: 748: 86: 1573:Ocean thermal energy conversion 1296:Vine–Matthews–Morley hypothesis 325: 302: 259: 250: 1: 1701:Coastal and oceanic landforms 268:Marine Geophysical Researches 243: 833:El Niño–Southern Oscillation 803:Craik–Leibovich vortex force 559:Luke's variational principle 195:These currents begin when a 77: 7: 231: 10: 1717: 898:Ocean dynamical thermostat 746: 383:. Baker Hughes, Inc. 2000. 370: 338:Journal of Palaeogeography 315:Nature Education Knowledge 1643: 1482: 1456: 1433:Ocean acoustic tomography 1418: 1370: 1309: 1246:MohoroviÄŤić discontinuity 1204: 1076: 973: 838:General circulation model 768: 474:Benjamin–Feir instability 454: 359:10.1016/j.jop.2015.08.011 238:List of oceanic landforms 1563:Ocean surface topography 938:Thermohaline circulation 928:Subsurface ocean current 868:Hydrothermal circulation 701:Wave–current interaction 479:Boussinesq approximation 1600:Sea surface temperature 1583:Outline of oceanography 778:Atmospheric circulation 716:shallow water equations 706:Waves and shallow water 599:Significant wave height 288:10.1023/A:1023627123093 1595:Sea surface microlayer 960:Wind generated current 332:Shanmugam, G. (2016). 309:Covault, J.A. (2011). 224:, as described by the 21: 1428:Deep scattering layer 1410:World Geodetic System 918:Princeton Ocean Model 798:Coriolis–Stokes force 448:Physical oceanography 19: 1448:Underwater acoustics 1008:Perigean spring tide 873:Langmuir circulation 584:Rossby-gravity waves 110:improve this section 1610:Science On a Sphere 1216:Convergent boundary 888:Modular Ocean Model 848:Geostrophic current 564:Mild-slope equation 350:2016JPalG...5..110S 280:2002MarGR..23..223C 44:sediment deposition 1266:Seafloor spreading 1256:Outer trench swell 1221:Divergent boundary 1121:Continental margin 1106:Carbonate platform 1003:Lunitidal interval 58:, followed by the 48:turbidity currents 22: 1683: 1682: 1675:Oceans portal 1635:World Ocean Atlas 1625:Underwater glider 1568:Ocean temperature 1231:Hydrothermal vent 1196:Submarine volcano 1131:Continental shelf 1111:Coastal geography 1101:Bathymetric chart 983:Amphidromic point 671:Wave nonlinearity 529:Infragravity wave 205:continental slope 201:continental shelf 197:geologic activity 190: 189: 182: 164: 36:underwater deltas 1708: 1673: 1672: 1661: 1660: 1651: 1650: 1590:Pelagic sediment 1528:Marine pollution 1322:Deep ocean water 1191:Submarine canyon 1126:Continental rise 1018:Rule of twelfths 933:Sverdrup balance 863:Humboldt Current 788:Boundary current 763: 752: 569:Radiation stress 539:Iribarren number 514:Equatorial waves 469:Ballantine scale 464:Airy wave theory 441: 434: 427: 418: 417: 410: 408: 407: 401: 395:. Archived from 394: 384: 382: 364: 363: 361: 329: 323: 322: 306: 300: 299: 263: 257: 254: 218:continental rise 185: 178: 174: 171: 165: 163: 122: 90: 82: 30:, also known as 1716: 1715: 1711: 1710: 1709: 1707: 1706: 1705: 1686: 1685: 1684: 1679: 1667: 1639: 1478: 1452: 1414: 1395:Sea-level curve 1366: 1305: 1291:Transform fault 1241:Mid-ocean ridge 1207: 1200: 1166:Oceanic plateau 1072: 1058:Tidal resonance 1028:Theory of tides 969: 878:Longshore drift 828:Ekman transport 764: 758: 757: 756: 755: 754: 753: 744: 696:Wave turbulence 629:Trochoidal wave 554:Longshore drift 450: 445: 405: 403: 399: 392: 380: 376: 373: 368: 367: 330: 326: 307: 303: 264: 260: 255: 251: 246: 234: 186: 175: 169: 166: 123: 121: 107: 91: 80: 74:and elsewhere. 25: 12: 11: 5: 1714: 1704: 1703: 1698: 1681: 1680: 1678: 1677: 1665: 1655: 1644: 1641: 1640: 1638: 1637: 1632: 1627: 1622: 1617: 1615:Stratification 1612: 1607: 1602: 1597: 1592: 1587: 1586: 1585: 1575: 1570: 1565: 1560: 1555: 1550: 1545: 1540: 1535: 1530: 1525: 1520: 1515: 1507: 1505:Color of water 1502: 1500:Benthic lander 1497: 1492: 1486: 1484: 1480: 1479: 1477: 1476: 1471: 1466: 1460: 1458: 1454: 1453: 1451: 1450: 1445: 1440: 1435: 1430: 1424: 1422: 1416: 1415: 1413: 1412: 1407: 1405:Sea level rise 1402: 1400:Sea level drop 1397: 1392: 1387: 1382: 1376: 1374: 1368: 1367: 1365: 1364: 1359: 1354: 1349: 1344: 1339: 1334: 1329: 1324: 1319: 1313: 1311: 1307: 1306: 1304: 1303: 1298: 1293: 1288: 1283: 1278: 1273: 1268: 1263: 1258: 1253: 1248: 1243: 1238: 1236:Marine geology 1233: 1228: 1223: 1218: 1212: 1210: 1202: 1201: 1199: 1198: 1193: 1188: 1183: 1178: 1176:Passive margin 1173: 1171:Oceanic trench 1168: 1163: 1158: 1153: 1148: 1143: 1138: 1133: 1128: 1123: 1118: 1113: 1108: 1103: 1098: 1093: 1088: 1082: 1080: 1074: 1073: 1071: 1070: 1065: 1060: 1055: 1050: 1045: 1040: 1035: 1030: 1025: 1020: 1015: 1010: 1005: 1000: 995: 990: 985: 979: 977: 971: 970: 968: 967: 962: 957: 952: 947: 946: 945: 935: 930: 925: 920: 915: 910: 905: 903:Ocean dynamics 900: 895: 890: 885: 880: 875: 870: 865: 860: 855: 850: 845: 840: 835: 830: 825: 820: 815: 810: 805: 800: 795: 793:Coriolis force 790: 785: 780: 774: 772: 766: 765: 747: 745: 743: 742: 741: 740: 730: 725: 720: 719: 718: 713: 703: 698: 693: 688: 683: 678: 673: 668: 663: 658: 653: 648: 643: 642: 641: 631: 626: 621: 616: 614:Stokes problem 611: 606: 601: 596: 591: 586: 581: 576: 571: 566: 561: 556: 551: 549:Kinematic wave 546: 541: 536: 531: 526: 521: 516: 511: 506: 501: 496: 491: 486: 481: 476: 471: 466: 460: 458: 452: 451: 444: 443: 436: 429: 421: 415: 414: 411: 385: 372: 369: 366: 365: 344:(2): 110–184. 324: 301: 274:(3): 223–245. 258: 248: 247: 245: 242: 241: 240: 233: 230: 226:Bouma sequence 188: 187: 94: 92: 85: 79: 76: 46:and formed by 40:submarine fans 23: 9: 6: 4: 3: 2: 1713: 1702: 1699: 1697: 1694: 1693: 1691: 1676: 1671: 1666: 1664: 1656: 1654: 1646: 1645: 1642: 1636: 1633: 1631: 1628: 1626: 1623: 1621: 1618: 1616: 1613: 1611: 1608: 1606: 1603: 1601: 1598: 1596: 1593: 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1192: 1189: 1187: 1184: 1182: 1179: 1177: 1174: 1172: 1169: 1167: 1164: 1162: 1161:Oceanic basin 1159: 1157: 1154: 1152: 1149: 1147: 1144: 1142: 1139: 1137: 1134: 1132: 1129: 1127: 1124: 1122: 1119: 1117: 1114: 1112: 1109: 1107: 1104: 1102: 1099: 1097: 1094: 1092: 1091:Abyssal plain 1089: 1087: 1084: 1083: 1081: 1079: 1075: 1069: 1066: 1064: 1061: 1059: 1056: 1054: 1051: 1049: 1046: 1044: 1041: 1039: 1036: 1034: 1031: 1029: 1026: 1024: 1021: 1019: 1016: 1014: 1011: 1009: 1006: 1004: 1001: 999: 998:Internal tide 996: 994: 991: 989: 986: 984: 981: 980: 978: 976: 972: 966: 963: 961: 958: 956: 953: 951: 948: 944: 941: 940: 939: 936: 934: 931: 929: 926: 924: 921: 919: 916: 914: 911: 909: 906: 904: 901: 899: 896: 894: 893:Ocean current 891: 889: 886: 884: 881: 879: 876: 874: 871: 869: 866: 864: 861: 859: 856: 854: 851: 849: 846: 844: 841: 839: 836: 834: 831: 829: 826: 824: 821: 819: 816: 814: 811: 809: 806: 804: 801: 799: 796: 794: 791: 789: 786: 784: 781: 779: 776: 775: 773: 771: 767: 762: 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155: 152: 148: 145: 141: 138: 134: 131: â€“  130: 129:"Abyssal fan" 126: 125:Find sources: 119: 115: 111: 105: 104: 100: 95:This section 93: 89: 84: 83: 75: 73: 69: 65: 61: 57: 53: 52:alluvial fans 49: 45: 41: 37: 33: 32:deep-sea fans 29: 18: 1696:River deltas 1630:Water column 1578:Oceanography 1553:Observations 1548:Explorations 1518:Marginal sea 1511: 1469:OSTM/Jason-2 1301:Volcanic arc 1276:Slab suction 1085: 993:Head of tide 883:Loop Current 823:Ekman spiral 609:Stokes drift 519:Gravity wave 494:Cnoidal wave 404:. Retrieved 397:the original 341: 337: 327: 318: 314: 304: 271: 267: 261: 252: 194: 191: 176: 167: 157: 150: 143: 136: 124: 108:Please help 96: 39: 35: 31: 28:Abyssal fans 27: 26: 1620:Thermocline 1337:Mesopelagic 1310:Ocean zones 1281:Slab window 1146:Hydrography 1086:Abyssal fan 1053:Tidal range 1043:Tidal power 1038:Tidal force 923:Rip current 858:Gulf Stream 818:Ekman layer 808:Downwelling 783:Baroclinity 770:Circulation 666:Wave height 656:Wave action 639:megatsunami 619:Stokes wave 579:Rossby wave 544:Kelvin wave 524:Green's law 72:Mississippi 1690:Categories 1558:Reanalysis 1457:Satellites 1438:Sofar bomb 1286:Subduction 1261:Ridge push 1156:Ocean bank 1136:Contourite 1063:Tide gauge 1048:Tidal race 1033:Tidal bore 1023:Slack tide 988:Earth tide 908:Ocean gyre 728:Wind setup 723:Wind fetch 686:Wave setup 681:Wave radar 676:Wave power 574:Rogue wave 504:Dispersion 406:2009-09-17 244:References 222:turbidites 140:newspapers 56:Bengal Fan 1420:Acoustics 1372:Sea level 1271:Slab pull 1208:tectonics 1116:Cold seep 1078:Landforms 955:Whirlpool 950:Upwelling 733:Wind wave 661:Wave base 589:Sea state 509:Edge wave 499:Cross sea 296:129735252 97:does not 78:Formation 60:Indus Fan 1653:Category 1605:Seawater 1332:Littoral 1327:Deep sea 1186:Seamount 1068:Tideline 1013:Rip tide 943:shutdown 913:Overflow 646:Undertow 489:Clapotis 321:(10): 4. 232:See also 1663:Commons 1533:Mooring 1483:Related 1474:Jason-3 1464:Jason-1 1347:Pelagic 1342:Oceanic 1317:Benthic 634:Tsunami 604:Soliton 371:Sources 346:Bibcode 276:Bibcode 154:scholar 118:removed 103:sources 1352:Photic 1181:Seabed 594:Seiche 294:  156:  149:  142:  135:  127:  64:Amazon 38:, and 1543:Ocean 1512:Alvin 1362:Swash 1206:Plate 1151:Knoll 1141:Guyot 1096:Atoll 975:Tides 738:model 624:Swell 456:Waves 400:(PDF) 393:(PDF) 381:(PDF) 292:S2CID 213:sands 161:JSTOR 147:books 68:Congo 1510:DSV 1495:Argo 1357:Surf 813:Eddy 211:and 209:muds 133:news 101:any 99:cite 354:doi 284:doi 112:by 1692:: 352:. 340:. 336:. 317:. 313:. 290:. 282:. 272:23 270:. 228:. 70:, 66:, 34:, 440:e 433:t 426:v 409:. 362:. 356:: 348:: 342:5 319:3 298:. 286:: 278:: 183:) 177:( 172:) 168:( 158:· 151:· 144:· 137:· 120:. 106:.

Index


sediment deposition
turbidity currents
alluvial fans
Bengal Fan
Indus Fan
Amazon
Congo
Mississippi

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geologic activity
continental shelf
continental slope
muds
sands
continental rise
turbidites
Bouma sequence

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