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Lake Maracaibo

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920: 948: 934: 45: 906: 29: 72: 530:, the second largest city in Venezuela and an important oil export port in the world. The lake area is also an important fishing and agricultural production area in Venezuela, supporting more than 20,000 fishermen, many of whom live in colorful traditional stilt houses built with iron sheets on the lake. The main crops on the south bank of the lake are bananas, peanuts, cocoa, coconut, sugar cane and coffee, the western shore of the lake developed dairy industry. 702: 688: 603: 676:. The presence of large amounts of duckweed blocks the passage of sunlight, significantly affecting biological cycles, preventing the development of native algae and plant species. Additionally, duckweed residues accumulate at the bottom, generating a layer of organic elements that produces large amounts of ammonium, methane and other compounds whose saturation causes eutrophication of the waters. 52: 720:, at least partly attributed to deficient maintenance, and the indiscriminate discharge of sewage without prior treatment, have significantly deteriorated the water quality, to the point that in some parts of the Zulia area, the water presents levels of contamination that are very dangerous for health. 421:
The annual average temperature of the lake area is 28 °C, the precipitation is more in the south and less in the north, and the average annual rainfall in the south is 1400 mm. The mountain wind from the Andes at night contacts the warm and humid air on the lake surface, forming an average
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and agricultural and livestock products from the Andean mountains and lakes. The Lake District is home to a quarter of Venezuela's population, and with the influx of farmers from the nearby Andes, the population of the Lake District increased from about 300,000 in 1936 to over 3.62 million in 2007.
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Lake Maracaibo and the Catatumbo River are the main traffic lines for the transportation of commodities in the nearby area, and the city of Maracaibo is the transshipment center of coffee produced in the Andes. The waterway can pass through large sea-going ships and oil tankers, exporting crude oil
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Lake Maracaibo is rich in oil and gas resources and is known as the "oil lake". The first Spaniards who arrived used tar seeping from the lake to fill ship cracks. The Maracaibo oil field was discovered in 1914, the first oil well was constructed in 1917, and large-scale exploitation began in 1922.
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The original depth of the lake mouth, which was only more than 4 meters deep, was increased to 8 meters after dredging in the 1930s, and the 3-kilometer-long stone breakwater was further increased to 11 meters after its completion in 1957, allowing ocean-going tankers to enter the lake, At the same
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and the Merida Mountains of the Eastern Cordillera Mountains in northwestern Venezuela. The lake is in the shape of a vase. It is 210 kilometers long from north to south, 121 kilometers wide from east to west, covers an area of 13,512 square kilometers, the deepest is 35 meters, the shore length is
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In the spring of 2004, heavy rains fell in the Lake Maracaibo basin, causing a large influx of fresh water into the lake. This caused nutrients originally deposited on the bottom of the lake to float to the surface of the lake, which in turn allowed the duckweed to rapidly multiply and triggered a
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Lake Maracaibo is deep in the south and shallow in the north. The northern half of the lake, which looks like a bottleneck, is 55 kilometers long. The southeastern edge of the lake basin with a flat bottom is steep and the northwestern edge is gentle. It is slightly salty due to the influence of
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takes place in southern part of the lake, characterized by a continuous series of lightnings that are almost continuous and silent. This makes Lake Maracaibo the place with the most frequent lightning on earth. There are about 233 lightning strikes per square kilometer in a year on average. The
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The lake has been drilled about 14,000 times, and more than 15,000 miles of oil and gas pipelines criss-cross the lake floor, but most of these pipelines are half a century old, with oil leaking from many aging underwater pipes. Before the 1950s, the lake water could still be used directly for
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nocturnal thunderstorms occur on average about 297 days per year. At its peak in September, the lake area can experience up to 280 lightning strikes per hour, approximately 28 lightning strikes per minute, lasting up to 9 hours, and is capable of illuminating nighttime navigation.
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concrete bridge in the world at the time of its inauguration in 1962. Located in the southern part of the Strait of Maracaibo, it is a vehicles-only bridge that accommodates both directions of traffic, while its height allows for the passage of vessels up to 45 meters in height.
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in the southwest of the lake basin, and the surface lake water in the delta has a salinity of only 0.13%. However, the intrusion of seawater from the mouth of the lake makes the salinity of the bottom lake water higher, reaching 0.2–0.3%. The north is connected with the
356:, the depression of today's Lake Maracaibo reached what would be practically its current form. The numerous rivers that flow into the lake have been defining its banks, especially those that form the southern delta of the lake, where the 349:, and the lighter fresh water floated on the heavier salt water, causing nutrients to be deposited on the bottom of the lake, resulting in the accumulation of more than a five kilometer thick deposit of sediment on the bedrock. 287:. Lake Maracaibo is commonly considered a lake, though due to its current geological characteristics, it should not be considered as such. With a surface area of 13,512 km (5,217 sq mi), it is the largest lake in 746:, such as the Zapata, Pescadores, and San Carlos islands (which is geographically a peninsula), while others like Toad have tectonic origins. The majority of the islands are located in the area of the Tablazo Bay and forms the 588:
domestic use, but then due to the intrusion of tidal salt water caused by the widening of the lake mouth channel, the salinity of the northern lake area increased by about 1,000%, and the south also increased by 300–500%.
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bloom that lasted for up to eight months. The blooms were noted in June to have covered 18% of the lake, and the local government had to begin spending about $ 2 million per month on cleanup work.
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limestone, with a hydrocarbon-bearing area of 1,300 square kilometers, mainly concentrated in the coastal waters 105 kilometers long and 32 kilometers wide in the east of the lake.
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Universidad de Los Andes. Procesos Históricos. Revista Semestral de Historia, Arte y Ciencias Sociales (University of the Andes. Historical Processes. Biannual Journal of History)
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is a major environmental problem facing the lagoon. The area around the lagoon is inhabited by a quarter of the country's population and is also the place with the most frequent
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in Spanish), or "Little Venice". Spain made two attempts to establish settlements around the lake in 1529 and 1569, but it was not until 1574 that the city of
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Lake Maracaibo possesses highly oxygenated waters which makes it rich in algae, and in turn fish, making it very biologically diverse. It is home to clams,
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and is one of the oldest lakes on earth. It was formed 36 million years ago when the faults collapsed when the Andes were uplifted in the late
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caused by agricultural sewage discharged into the lake, as well as domestic and industrial wastewater, resulting in the
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The oil fields are concentrated in the northeast and northwest of the lake, and the oil-producing layers are mainly
1190: 866:– Island created for the filling of oil tankers in the city of Cabimas. The only island in the sack of the lake. 1152: 882: 876: 752: 503: 495: 376:
about 1000 kilometers, and the volume is about 280 cubic kilometers. The largest river entering the lake, the
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connects the western and eastern coast of the lake together. It held the record for being the longest
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of mineral coal has started more recently, which further contaminates the basin with pollutants.
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and one of the oldest on Earth, having formed disputably as a lake 36 million years ago in the
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time, the northern part, which was originally fresh water, became brackish. The 8,678-meter
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In lakeside towns such as the city of Maracaibo, the lake water is contaminated with
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people who lived on the banks of the lake refer to it as Coquivacoa. The tribes of
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over the lake connecting Maracaibo and Santa Rita was completed in 1962.
463: 401: 853:– Residential complex in the Coquivacoa Parish of the city of Maracaibo. 298:
The lake is connected to the Gulf of Venezuela to the north by a narrow
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is between 1.5 and 3.8%. The Catatumbo River forms a bird-foot-shaped
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Earth's Landscape: An Encyclopedia of the World's Geographic Features
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in which the Añú lived in reminded Vespucci of the Italian city of
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sent to intercept him. On July 24, 1823, Venezuela won the famous
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of 297 mm per year. The meteorological phenomenon known as
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There are many islands in the lake. Some primarily consist of
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at the mouth of the lake extends for about 26 kilometers.
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raided settlements on the lake in the Spring of 1669 and
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Luis Boscán, Fausto Capote, José Farias (2021-08-25).
302:. It is fed by numerous rivers, the biggest being the 1486: 1113: 392:, and about fifty other rivers which drain into it. 1022: 1020: 1018: 1016: 1014: 1012: 1010: 1008: 1006: 1058:(in Spanish). Observador del Conocimiento: 81–89. 1456: 1348: 1818: 1712:Boletín del Centro de Investigaciones Biológicas 1706:Luis Boscán; Fausto Capote; José Farias (1973). 1540: 1261:Lakes and Wetlands: A "Juvenile Nonfiction Book" 1257: 1253: 1251: 1249: 1247: 1027:Joyce A. Quinn; Susan L. Woodward (2015-02-03). 1003: 82: 1284: 1747:(in Spanish). Interciencia. pp. 308–314. 723:Within the existing polluting activities, the 1244: 1219: 1217: 1215: 1213: 1211: 1742: 1314: 482:was successfully established. The Privateer 981: 979: 977: 975: 973: 1208: 897: 700: 1096:CS1 maint: multiple names: authors list ( 526:On the northwest coast is the capital of 1452: 1450: 1448: 1344: 1342: 1340: 1338: 1317:"Earth's New Lightning Capital Revealed" 1310: 1308: 987:"Earth from Space: Maracaibo, Venezuela" 970: 598: 279:. Hydrologically, it is a semi-enclosed 1772:Briñez, Nilda Bermúdez (January 2006). 1677: 1649: 1621: 1593: 1565: 1376: 1374: 1372: 1109: 1107: 881:The 8,678 metres (28,471 ft) long 1819: 1771: 1511: 1509: 1482: 1480: 1420: 1418: 1264:. britannica Publishing. p. 192. 839:Artificial islands of Lake Maracaibo: 566:), the Maracaibo Lake Lamont catfish ( 212:280 km (230,000,000 acre⋅ft) 196:13,512 km (5,217 sq mi) 51: 1445: 1335: 1305: 1116:"Duckweed Invasion in Lake Maracaibo" 693: 330:Lake Maracaibo is located within the 322:can illuminate nighttime navigation. 1369: 1185: 1183: 1181: 1179: 1177: 1175: 1173: 1147: 1145: 1143: 1141: 1139: 1137: 1114:Nola Fernandez Acosta (2004-06-23). 1104: 1506: 1477: 1415: 1197:(in Chinese (China)) (第二版 ed.) 1159:(in Chinese (China)) (第一版 ed.) 760:Natural islands of Lake Maracaibo: 628: 609: 13: 1736: 1699: 14: 1858: 1170: 1134: 578:), and Maracaibo wolf anchovies ( 371:in the faulted basin between the 367:Lake Maracaibo is located in the 33:Satellite image of Lake Maracaibo 1457:Michael Carlowicz (2021-09-25). 1349:Agnieszka Gautier (2021-04-19). 946: 932: 918: 904: 686: 601: 591: 560:), the Maracaibo hairy catfish ( 70: 50: 43: 27: 1784: 1765: 1671: 1643: 1615: 1587: 1559: 1541:María Luisa Paúl (2021-10-07). 1534: 1258:John P. Rafferty (2010-10-01). 660:from feces, oil pollution, and 364:and Santa Ana rivers converge. 1278: 1047: 926:General Rafael Urdaneta Bridge 883:General Rafael Urdaneta Bridge 877:General Rafael Urdaneta Bridge 748:Almirante Padilla municipality 504:General Rafael Urdaneta Bridge 496:Venezuelan War of Independence 1: 1487:Helle Askgaard; Per Nielsen. 964: 768:San Carlos Island (Peninsula) 563:Trichomycterus maracaiboensis 263:lake located in northwestern 1573:Hemiancistrus maracaiboensis 995:. 2005-05-20. Archived from 584:) living in surface waters. 180:210 kilometres (130 mi) 7: 1657:Bryconamericus motatanensis 1315:Molly Porter (2006-05-02). 575:Bryconamericus motatanensis 509: 488:defeated a Spanish squadron 188:121 kilometres (75 mi) 10: 1863: 874: 737: 430: 416: 325: 16:Body of water in Venezuela 1629:Lamontichthys maracaibero 1033:. ABC-CLIO. p. 397. 893: 870: 572:), Lake Maracaibo tetra ( 569:Lamontichthys maracaibero 557:Hypostomus maracaiboensis 537: 470:, so he named the region 228: 224: 216: 208: 200: 192: 184: 176: 172: 161: 147: 133: 120: 81: 69: 38: 26: 21: 1685:Lycengraulis limnichthys 1681:; Pauly, Daniel (eds.). 1653:; Pauly, Daniel (eds.). 1639:. November 2014 version. 1625:; Pauly, Daniel (eds.). 1611:. November 2014 version. 1597:; Pauly, Daniel (eds.). 1583:. November 2014 version. 1569:; Pauly, Daniel (eds.). 1285:Merriam-Webster (2016). 940:Lenteja Acuatica in lake 730:Likewise, the so-called 581:Lycengraulis limnichthys 492:Battle of Lake Maracaibo 267:, between the states of 129:, Coastal saltwater, bay 1667:. January 2014 version. 912:Sunset at Congo Mirador 764:Uranden - Small island. 494:on the lake during the 396:tides, and the overall 204:35 m (115 ft) 1601:Species maracaiboensis 1426:"Maracaibo, Venezuela" 1351:"The Maracaibo beacon" 1085:Cite journal requires 1064:10.5281/zenodo.5256653 256: 1743:Rivas, Zulay (2009). 1517:"Bassin de Maracaibo" 1387:Columbia Encyclopedia 458:and Spanish explorer 318:on earth. The famous 283:off the coast of the 1695:. June 2012 version. 552:Amazon river dolphin 220:0 m (0 ft) 105:9.81583°N 71.55667°W 954:Catatumbo Lightning 548:West Indian manatee 424:Catatumbo lightning 343:last glacial period 320:Catatumbo lightning 101: /  1847:Geography of Zulia 821:Los Pájaros Island 110:9.81583; -71.55667 1842:Bays of Venezuela 1802:on 2 October 2017 1459:"Troubled Waters" 1382:"Maracaibo, Lake" 1298:978-0-87779-446-2 1271:978-1-61530-403-5 1040:978-1-61069-446-9 962: 961: 809:Pescadores Island 797:Providence Island 654: 653: 650: 649: 646: 642: 638: 637: 407:Gulf of Venezuela 369:Maracaibo lowland 285:Gulf of Venezuela 257:Lago de Maracaibo 246: 245: 217:Surface elevation 156:Gulf of Venezuela 1854: 1812: 1811: 1809: 1807: 1798:. Archived from 1788: 1782: 1781: 1769: 1763: 1762: 1760: 1759: 1740: 1734: 1733: 1731: 1730: 1703: 1697: 1696: 1675: 1669: 1668: 1647: 1641: 1640: 1619: 1613: 1612: 1591: 1585: 1584: 1563: 1557: 1556: 1554: 1553: 1538: 1532: 1531: 1529: 1528: 1513: 1504: 1503: 1501: 1500: 1484: 1475: 1474: 1472: 1471: 1454: 1443: 1442: 1440: 1439: 1422: 1413: 1412: 1410: 1409: 1400:. Archived from 1390:(第六版 ed.). 1378: 1367: 1366: 1364: 1363: 1346: 1333: 1332: 1330: 1329: 1312: 1303: 1302: 1282: 1276: 1275: 1255: 1242: 1241: 1239: 1238: 1225:"Lake Maracaibo" 1221: 1206: 1205: 1203: 1202: 1187: 1168: 1167: 1165: 1164: 1149: 1132: 1131: 1129: 1128: 1111: 1102: 1101: 1094: 1088: 1083: 1081: 1073: 1071: 1070: 1051: 1045: 1044: 1024: 1001: 1000: 983: 950: 936: 922: 908: 898: 865: 857:La Salina Island 852: 829: 817: 805: 788: 776: 756: 744:sedimentary rock 704: 696: 690: 645: 641: 630: 624: 623: 620: 619: 611: 606: 605: 596: 595: 456:Amerigo Vespucci 445: 373:Perija Mountains 151: 150:Primary outflows 137: 116: 115: 113: 112: 111: 106: 102: 99: 98: 97: 94: 84: 74: 54: 53: 47: 31: 19: 18: 1862: 1861: 1857: 1856: 1855: 1853: 1852: 1851: 1837:Maracaibo basin 1817: 1816: 1815: 1805: 1803: 1790: 1789: 1785: 1770: 1766: 1757: 1755: 1741: 1737: 1728: 1726: 1704: 1700: 1676: 1672: 1648: 1644: 1620: 1616: 1592: 1588: 1564: 1560: 1551: 1549: 1547:Washington Post 1539: 1535: 1526: 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Maracaibo 1814: 1813: 1783: 1764: 1735: 1714:(in Spanish). 1698: 1679:Froese, Rainer 1670: 1651:Froese, Rainer 1642: 1623:Froese, Rainer 1614: 1595:Froese, Rainer 1586: 1567:Froese, Rainer 1558: 1533: 1505: 1493:denstoredanske 1476: 1444: 1414: 1396: 1368: 1334: 1304: 1297: 1277: 1270: 1243: 1207: 1169: 1133: 1103: 1087:|journal= 1046: 1039: 1002: 999:on 2019-12-06. 968: 966: 963: 960: 959: 958: 957: 953: 952: 945: 943: 939: 938: 931: 929: 925: 924: 917: 915: 911: 910: 903: 895: 892: 875:Main article: 872: 869: 868: 867: 854: 837: 836: 835:Hicacal Island 833: 830: 818: 806: 794: 789: 777: 765: 739: 736: 708: 707: 699: 692: 685: 684: 683: 682: 662:eutrophication 652: 651: 648: 647: 643: 639: 636: 635: 632: 627: 616: 615: 608: 607: 599: 593: 590: 539: 536: 519:sandstone and 511: 508: 432: 429: 418: 415: 347:Atlantic Ocean 327: 324: 308:Eutrophication 249:Lake Maracaibo 244: 243: 230: 226: 225: 222: 221: 218: 214: 213: 210: 206: 205: 202: 198: 197: 194: 190: 189: 186: 182: 181: 178: 174: 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Index


Lake Maracaibo is located in Venezuela

09°48′57″N 71°33′24″W / 9.81583°N 71.55667°W / 9.81583; -71.55667
Type
Ancient lake
Primary inflows
Catatumbo River
Primary outflows
Gulf of Venezuela
Basin
Maracaibo
Cabimas
Ciudad Ojeda
Spanish
brackish
Venezuela
Zulia
Trujillo
Mérida
bay
Gulf of Venezuela
South America
Andes Mountains
spit
Catatumbo River
Eutrophication
oil pollution
lightning
Catatumbo lightning

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