Knowledge (XXG)

Bryconops inpai

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Because it is native to water types with little endemic plant life, most of its diet originates outside of the river system. It primarily preys on insects, such as ants and termites, that fall from trees above the water, and sometimes gets the opportunity to prey on aquatic larvae. Specimens will eat
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near each pectoral fin, though this nonetheless allows it to be differentiated from congeners with one or no spots. Overall, its scales are a bluish-silver (as opposed to plain silver or greenish-silver), which is another trait that sets it apart from other
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diet largely consists of terrestrial insects that are washed into the river or fall in from trees hanging above. This is in line with much of the rest of the genus, which is made up mostly of invertivores.
440:, and as such it has at least a small portion of territory under surveillance. Nonetheless, the Rio Negro - as with many other rivers - is under threat from environmental hazards as a result of 374:
does not have high-oxygen needs. Blackwater rivers are low in oxygen due to the fact that microbes use much of the available dissolved oxygen in the process of decay, which is what releases
850:
Oliveira, Claudio; Avelino, Gleisy S.; Abe, Kelly T.; Mariguela, Tatiane C.; Benine, Ricardo C.; OrtĂ­, Guillermo; Vari, Richard P.; CorrĂȘa e Castro, Ricardo M. (December 2011).
852:"Phylogenetic relationships within the speciose family Characidae (Teleostei: Ostariophysi: Characiformes) based on multilocus analysis and extensive ingroup sampling" 1357: 212:
as a genus (about 7 to 8 cm standard length, 2.1 to 3.8 inches, tail fin not measured). The body is somewhat deep in comparison to related species, similar to
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Some of the first specimens reached a length of 9.78 cm (3.85 in) in standard length (without the tail fin included). More often than not, however,
1025:"Contribution of surface leaf-litter breakdown and forest composition to benthic oxygen demand and ecosystem respiration in a South Georgia blackwater river" 1331: 1370: 320: 475: 258:, which points to the possibility of multiple species currently considered synonymous, but further research on the subject has not been done. 206:
reaches a maximum of 10 cm (3.9 in) in total length (with the tail fin included). This places it slightly above the modal length of
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native range is made up of rivers with very little endemic plant life, which makes it inhospitable to many other species. As such,
1409: 1223: 1001: 932: 254:. A study in 1993 (Chernoff, Buckup, Machado-Allison, and Royero) noted a few different color patterns in gathered specimens of 1437: 518: 1023:
Mehring, Andrew S.; Kuehn, Kevin A.; Tant, Cynthia J.; Pringle, Catherine M.; Lowrance, R. Richard; Vellidis, George (2014).
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and is now considered a subgenus. The high likelihood of such an occurrence was addressed in the original paper describing
902: 437: 1388: 736:"Bryconops munduruku (Characiformes: Characidae), a new species of fish from the lower TapajĂłs River basin, Brazil" 36: 444:
in South America, which is a booming industry despite its dangers both to participants and to the environment.
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also takes supplemental plant matter, largely in the form of flowers and seeds (which is also not uncommon in
1184:"Fish taxonomic and functional diversity in mesohabitats of the River Kakada, Caura National Park, Venezuela" 570:
Silva‐Oliveira, CĂĄrlison; Moreira, Cristiano R.; Lima, FlĂĄvio C. T.; Py‐Daniel, LĂșcia Rapp (September 2020).
436:. However, its type locality (where it was first discovered) is within a protected region of the Amazon, the 151: 1273: 546: 225: 147: 131: 1414: 992: 1305: 316: 182:- which means that its range is restricted to the northern half of the continent. It has indistinct 393: 387: 219: 213: 1442: 1046: 607: 355: 179: 31: 814:, two new species from the Cuyuni and Caroni drainages of South America (Teleostei: Characidae)" 735: 634:"A new species of Bryconops (Teleostei: Characidae) from the rio Madeira basin, Northern Brazil" 186:(patches near the pectoral fins), and is bluish-silver in life, which is unusual for members of 1362: 773:
Chernoff, Barry; Buckup, Paulo Andreas; Machado-Allison, Antonio; Royero, Ramiro (March 1993).
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itself was once considered a separate genus all on its own, it has since been synonymized with
1396: 883: 755: 716: 693:(Characiformes: Characidae), two new freshwater fish species from Venezuela, with comments on 665: 599: 304: 1401: 1195: 1159: 1036: 873: 863: 825: 747: 708: 655: 645: 591: 480:, A New Characoid Fish From The Central Amazon Region, With A Review Of The Genus Bryconops" 363: 351: 175: 962: 1245: 1148:"A contribution to the chemical characterization of rivers in the Rio Negro Basin, Brazil" 734:
Silva-Oliveira, Cårlison; Canto, André Luiz C.; Ribeiro, Frank Raynner V. (30 July 2015).
267: 155: 571: 878: 851: 300: 98: 78: 775:"Las especies del genero Bryconops Kner, 1858 en Venezuela (Teleostei, Characiformes)" 1431: 1183: 1118: 1090: 774: 611: 542: 514: 359: 171: 88: 1164: 1147: 1050: 650: 633: 331: 246: 183: 1344: 234: 1296: 901:
Myers, P.; Espinosa, R.; Parr, C. S.; Jones, T.; Hammond, G. S.; Dewey, T. A.
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Kner (Characiformes: Iguanodectidae) from the Rio Jari, lower Amazon basin"
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is dusky, lacking any marks on either lobe. Like many other members of
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KĂŒchler, Ivo L.; Miekeley, Norbert; Forsberg, Bruce R. (June 2000).
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Knöppel, Hans-armin; Junk, Wolfgang; Géry, Jacques (January 1968).
1252:. United States Agency for International Development. 28 June 2022 266:
Since its description by Hans-armin Knöppel, Wolfgang Junk, and
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Chernoff, Barry; Machado-Allison, Antonio (23 February 2018).
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Chernoff, Barry; Machado-Allison, Antonio (13 December 2005).
323:); however, its current placement is in Iguanodectidae, with 1224:"Interpol: Illegal Gold Mining is Devastating Latin America" 303:, which is a fairly recent revival (2011) from the work of 293:
which is why it was designated as such in the first place.
1226:. OCCRP. Organized Crime and Corruption Reporting Project 1182:
EchevarrĂ­a, Gabriela; GonzĂĄlez, Nirson (November 2018).
370:, this fondness for a blackwater habitat indicates that 397:, the latter of which is also found in the Casiquiare. 190:; they are more often plain silver or greenish-silver. 378:
into the water and gives it the characteristic color.
174:. It only lives in two particular river systems - the 971:
International Register of Marine and Nonmarine Genera
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Department of Agriculture, Water and the Environment
315:, and several resources still list it as such (like 1280: 170:is a small freshwater fish native to the rivers of 632:Wingert, Juliana M.; Malabarba, Luiz R. (2011). 194:plants if available, mostly seeds and flowers. 576:(Norman), and description of a new species of 1065:"Hypoxic blackwater events and water quality" 8: 366:. As is the case with many other members of 1268: 913:. University of Michigan Museum of Zoology 509: 507: 505: 20: 1199: 1177: 1175: 1163: 1152:Journal of the Brazilian Chemical Society 1040: 877: 867: 818:Ichthyological Exploration of Freshwaters 659: 649: 941:Integrated Taxonomic Information System 469: 467: 465: 463: 461: 459: 457: 453: 311:was considered a member of the family 7: 339:is considered an Iguanodectid fish. 274:has been considered a member of the 14: 1002:World Register of Marine Species 991:Bailly, Nicolas (10 July 2017). 35: 1165:10.1590/S0103-50532000000300015 997:(Knöppel, Junk and GĂ©ry, 1968)" 967:(Knöppel, Junk and GĂ©ry, 1968)" 961:Rees, Tony (31 December 2011). 937:(Knöppel, Junk and GĂ©ry, 1968)" 651:10.1590/S1679-62252011000300002 385:found in the Rio Negro include 478:Bryconops (Creatochanes) Inpai 432:has not been evaluated by the 1: 1071:. Australian Government. 2016 1448:Freshwater fish of Venezuela 1188:Nature Conservation Research 1222:Klein, David (6 May 2022). 237:is entirely black, and its 1464: 779:Venezuelan Biological Act 752:10.11646/zootaxa.3994.1.7 713:10.11646/zootaxa.1094.1.1 137: 130: 32:Scientific classification 30: 23: 1121:; Pauly, Daniel (eds.). 1093:; Pauly, Daniel (eds.). 869:10.1186/1471-2148-11-275 856:BMC Evolutionary Biology 545:; Pauly, Daniel (eds.). 517:; Pauly, Daniel (eds.). 307:. Previously, the genus 1135:. October 2022 version. 1107:. October 2022 version. 993:"WoRMS taxon details - 638:Neotropical Ichthyology 584:Journal of Fish Biology 559:. October 2022 version. 531:. October 2022 version. 1438:Fish described in 1968 572:"The true identity of 1246:"Illegal Gold Mining" 1201:10.24189/ncr.2018.048 574:Bryconops cyrtogaster 911:Animal Diversity Web 762:– via Biotaxa. 723:– via Biotaxa. 1125:Bryconops humeralis 1097:Bryconops disruptus 691:Bryconops collettei 442:illegal gold mining 425:Conservation status 343:Habitat and ecology 1029:Freshwater Science 808:Bryconops colaroja 547:"Species in genus 350:is endemic to the 1425: 1424: 1397:Open Tree of Life 1274:Taxon identifiers 695:B. caudomaculatus 596:10.1111/jfb.14445 406:Bryconops inpai's 381:Other members of 364:blackwater rivers 362:, which are both 299:is in the family 163: 162: 1455: 1418: 1417: 1405: 1404: 1392: 1391: 1379: 1378: 1366: 1365: 1353: 1352: 1340: 1339: 1327: 1326: 1314: 1313: 1301: 1300: 1299: 1269: 1262: 1261: 1259: 1257: 1242: 1236: 1235: 1233: 1231: 1219: 1213: 1212: 1210: 1208: 1203: 1179: 1170: 1169: 1167: 1143: 1137: 1136: 1115: 1109: 1108: 1087: 1081: 1080: 1078: 1076: 1061: 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834: 832: 803: 802: 798: 788: 786: 772: 771: 767: 733: 732: 728: 687:Bryconops magoi 682: 681: 677: 631: 630: 626: 616: 614: 569: 568: 564: 541: 540: 536: 521:Bryconops inpai 513: 512: 503: 493: 491: 473: 472: 455: 450: 430:Bryconops inpai 427: 403: 348:Bryconops inpai 345: 297:Bryconops inpai 264: 200: 167:Bryconops inpai 159: 145: 141:Bryconops inpai 139: 126: 34: 25:Bryconops inpai 17: 16:Species of fish 12: 11: 5: 1461: 1459: 1451: 1450: 1445: 1440: 1430: 1429: 1423: 1422: 1420: 1419: 1406: 1393: 1380: 1367: 1354: 1341: 1328: 1315: 1302: 1286: 1284: 1278: 1277: 1272: 1264: 1263: 1237: 1214: 1171: 1158:(3): 286–292. 1138: 1119:Froese, Rainer 1110: 1091:Froese, Rainer 1082: 1056: 1042:10.1086/675507 1035:(2): 377–389. 1015: 983: 953: 924: 893: 842: 824:(4): 355–370. 796: 765: 746:(1): 133–141. 726: 675: 644:(3): 471–476. 624: 590:(3): 860–868. 562: 543:Froese, Rainer 534: 515:Froese, Rainer 501: 452: 451: 449: 446: 426: 423: 402: 399: 344: 341: 305:Carl Eigenmann 301:Iguanodectidae 263: 260: 227:B. cyrtogaster 199: 196: 161: 160: 146: 135: 134: 128: 127: 120: 118: 114: 113: 106: 102: 101: 99:Iguanodectidae 96: 92: 91: 86: 82: 81: 79:Actinopterygii 76: 72: 71: 66: 62: 61: 56: 52: 51: 46: 42: 41: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 1460: 1449: 1446: 1444: 1441: 1439: 1436: 1435: 1433: 1416: 1411: 1407: 1403: 1398: 1394: 1390: 1385: 1381: 1377: 1372: 1368: 1364: 1359: 1355: 1351: 1346: 1342: 1338: 1333: 1329: 1325: 1320: 1316: 1312: 1307: 1303: 1298: 1292: 1288: 1287: 1285: 1283: 1279: 1275: 1270: 1251: 1247: 1241: 1238: 1225: 1218: 1215: 1202: 1197: 1193: 1189: 1185: 1178: 1176: 1172: 1166: 1161: 1157: 1153: 1149: 1142: 1139: 1134: 1133: 1128: 1126: 1120: 1114: 1111: 1106: 1105: 1100: 1098: 1092: 1086: 1083: 1070: 1066: 1060: 1057: 1052: 1048: 1043: 1038: 1034: 1030: 1026: 1019: 1016: 1004: 1003: 998: 996: 987: 984: 972: 968: 966: 957: 954: 942: 938: 936: 928: 925: 912: 908: 906: 897: 894: 889: 885: 880: 875: 870: 865: 861: 857: 853: 846: 843: 831: 827: 823: 819: 815: 813: 809: 800: 797: 784: 780: 776: 769: 766: 761: 757: 753: 749: 745: 741: 737: 730: 727: 722: 718: 714: 710: 706: 702: 698: 696: 692: 688: 679: 676: 671: 667: 662: 657: 652: 647: 643: 639: 635: 628: 625: 613: 609: 605: 601: 597: 593: 589: 585: 581: 579: 575: 566: 563: 558: 557: 552: 550: 544: 538: 535: 530: 529: 524: 522: 516: 510: 508: 506: 502: 489: 485: 481: 479: 470: 468: 466: 464: 462: 460: 458: 454: 447: 445: 443: 439: 438:Ducke Reserve 435: 431: 424: 422: 420: 416: 411: 407: 400: 398: 396: 395: 390: 389: 384: 379: 377: 373: 369: 365: 361: 360:South America 357: 353: 349: 342: 340: 338: 334: 333: 328: 327: 322: 318: 314: 310: 306: 302: 298: 294: 292: 288: 284: 280: 277: 273: 269: 261: 259: 257: 253: 248: 247:humeral spots 245:, it has two 244: 240: 236: 231: 229: 228: 223: 222: 217: 216: 211: 210: 205: 197: 195: 191: 189: 185: 184:humeral spots 181: 177: 173: 172:South America 169: 168: 157: 153: 149: 144: 142: 136: 133: 132:Binomial name 129: 125: 124: 123:B. inpai 119: 116: 115: 112: 111: 107: 104: 103: 100: 97: 94: 93: 90: 89:Characiformes 87: 84: 83: 80: 77: 74: 73: 70: 67: 64: 63: 60: 57: 54: 53: 50: 47: 44: 43: 38: 33: 29: 26: 22: 19: 1281: 1254:. Retrieved 1249: 1240: 1228:. Retrieved 1217: 1205:. Retrieved 1194:(Suppl. 2). 1191: 1187: 1155: 1151: 1141: 1130: 1124: 1113: 1102: 1096: 1085: 1073:. Retrieved 1068: 1059: 1032: 1028: 1018: 1006:. Retrieved 1000: 994: 986: 974:. Retrieved 970: 964: 956: 944:. Retrieved 940: 934: 927: 915:. Retrieved 910: 904: 896: 859: 855: 845: 833:. Retrieved 821: 817: 812:B. colanegra 811: 807: 799: 787:. Retrieved 782: 778: 768: 743: 739: 729: 704: 700: 694: 690: 686: 678: 641: 637: 627: 615:. Retrieved 587: 583: 577: 573: 565: 554: 548: 537: 526: 520: 492:. Retrieved 490:(3): 231–246 487: 483: 477: 429: 428: 418: 414: 409: 405: 404: 394:B. humeralis 392: 388:B. disruptus 386: 382: 380: 371: 367: 347: 346: 336: 332:Iguanodectes 330: 324: 308: 296: 295: 290: 286: 283:Creatochanes 282: 279:Creatochanes 278: 271: 268:Jacques GĂ©ry 265: 255: 251: 242: 232: 226: 221:B. munduruku 220: 215:B. marabaixo 214: 207: 203: 201: 192: 187: 166: 165: 164: 140: 138: 122: 121: 109: 24: 18: 1345:iNaturalist 830:10872/17856 661:10183/81588 335:. As such, 235:adipose fin 198:Description 1432:Categories 1256:19 October 1230:19 October 1207:20 October 1075:22 October 1008:22 October 976:22 October 946:22 October 917:22 October 862:(1): 275. 835:22 October 789:20 October 697:(GĂŒnther)" 617:21 October 494:20 October 484:Amazoniana 448:References 410:B. inpai's 358:rivers of 352:Casiquiare 313:Characidae 239:caudal fin 176:Casiquiare 1443:Bryconops 963:"IRMNG - 785:(3): 1–20 721:1175-5334 707:(1): 23. 670:1679-6225 612:220060299 578:Bryconops 549:Bryconops 419:Bryconops 383:Bryconops 368:Bryconops 309:Bryconops 291:B. inpai, 287:Bryconops 270:in 1968, 252:Bryconops 243:Bryconops 209:Bryconops 188:Bryconops 117:Species: 110:Bryconops 55:Kingdom: 49:Eukaryota 1363:10757993 1319:FishBase 1297:Q5728614 1291:Wikidata 1132:FishBase 1104:FishBase 1051:85315129 888:21943181 760:26250264 604:32584438 556:FishBase 528:FishBase 415:B. inpai 372:B. inpai 337:B. inpai 326:Piabucus 281:. While 276:subgenus 272:B. inpai 262:Taxonomy 256:B. inpai 204:B. inpai 95:Family: 69:Chordata 65:Phylum: 59:Animalia 45:Domain: 1415:1008066 1402:3624891 1389:2812808 1337:2354265 879:3190395 740:Zootaxa 701:Zootaxa 376:tannins 148:Knöppel 105:Genus: 85:Order: 75:Class: 1376:640704 1350:538619 1311:207945 1049:  886:  876:  758:  719:  668:  610:  602:  224:, and 158:, 1968 154:& 1410:WoRMS 1358:IRMNG 1324:51843 1250:USAID 1047:S2CID 608:S2CID 356:Negro 180:Negro 1384:NCBI 1371:ITIS 1332:GBIF 1258:2022 1232:2022 1209:2022 1077:2022 1010:2022 978:2022 948:2022 919:2022 884:PMID 837:2022 810:and 791:2022 756:PMID 744:3994 717:ISSN 705:1094 689:and 666:ISSN 619:2022 600:PMID 496:2022 434:IUCN 401:Diet 391:and 354:and 329:and 321:ITIS 319:and 233:Its 178:and 156:GĂ©ry 152:Junk 1306:EoL 1196:doi 1160:doi 1037:doi 874:PMC 864:doi 826:hdl 748:doi 709:doi 656:hdl 646:doi 592:doi 421:). 317:ADW 1434:: 1412:: 1399:: 1386:: 1373:: 1360:: 1347:: 1334:: 1321:: 1308:: 1293:: 1248:. 1190:. 1186:. 1174:^ 1156:11 1154:. 1150:. 1129:. 1101:. 1067:. 1045:. 1033:33 1031:. 1027:. 999:. 969:. 939:. 909:. 882:. 872:. 860:11 858:. 854:. 822:10 820:. 816:. 783:14 781:. 777:. 754:. 742:. 738:. 715:. 703:. 699:. 664:. 654:. 640:. 636:. 606:. 598:. 588:97 586:. 582:. 553:. 525:. 504:^ 486:. 482:. 456:^ 230:. 218:, 150:, 1260:. 1234:. 1211:. 1198:: 1192:3 1168:. 1162:: 1127:" 1123:" 1099:" 1095:" 1079:. 1053:. 1039:: 1012:. 980:. 950:. 933:" 921:. 903:" 890:. 866:: 839:. 828:: 806:" 793:. 750:: 711:: 685:" 672:. 658:: 648:: 642:9 621:. 594:: 551:" 523:" 519:" 498:. 488:1 476:"

Index

Scientific classification
Edit this classification
Eukaryota
Animalia
Chordata
Actinopterygii
Characiformes
Iguanodectidae
Bryconops
Binomial name
Knöppel
Junk
GĂ©ry
South America
Casiquiare
Negro
humeral spots
Bryconops
B. marabaixo
B. munduruku
B. cyrtogaster
adipose fin
caudal fin
humeral spots
Jacques GĂ©ry
subgenus
Iguanodectidae
Carl Eigenmann
Characidae
ADW

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