| Name | Country | Feature class | Latitude | Longitude |
|---|
3101  | Quebrada Mekhajahuira
-17.4833333-68.1 | Bolivia, La Paz Department | intermittent stream | S 17° 29′ 0'' | W 68° 6′ 0'' |
| 3102 | Río Mayu Tambo
-19.6166667-65.4833333 | Bolivia, Potosí Department | stream | S 19° 37′ 0'' | W 65° 29′ 0'' |
| 3103 | Río Mayu Khari
-18.2166667-65.1833333 | Bolivia, Cochabamba | stream | S 18° 13′ 0'' | W 65° 11′ 0'' |
| 3104 | Río Mayu Huasi
-19.833418-65.100604 | Bolivia, Potosí Department | stream | S 19° 50′ 0'' | W 65° 6′ 2'' |
| 3105 | Río Maypuba
-17.45-63.2666667 | Bolivia, Santa Cruz Department | stream | S 17° 27′ 0'' | W 63° 16′ 0'' |
| 3106 | Cachuela Mayo Mayo
-12.3833333-65.1666667 | Bolivia, Beni Department | waterfall(s) | S 12° 23′ 0'' | W 65° 10′ 0'' |
| 3107 | Río Mayca Pampa
-19.64995-68.405182 | Bolivia, Oruro | intermittent stream | S 19° 38′ 59'' | W 68° 24′ 18'' |
| 3108 | Río Mayca Mayu
-17.05-66.0 | Bolivia, Cochabamba | stream | S 17° 3′ 0'' | W 66° 0′ 0'' |
| 3109 | Río Mayca Mayca
-17.0166667-66.0 | Bolivia, Cochabamba | stream | S 17° 1′ 0'' | W 66° 0′ 0'' |
| 3110 | Laguna Mayca
-19.681436-68.503935 | Bolivia, Potosí Department | intermittent lake | S 19° 40′ 53'' | W 68° 30′ 14'' |
| 3111 | Río Maucallejta
-15.3-68.5333333 | Bolivia, La Paz Department | stream | S 15° 18′ 0'' | W 68° 32′ 0'' |
| 3112 | Arroyo Matucarecito
-12.9333333-65.0166667 | Bolivia, Beni Department | stream | S 12° 56′ 0'' | W 65° 1′ 0'' |
| 3113 | Arroyo Matire
-14.7333333-65.7166667 | Bolivia, Beni Department | stream | S 14° 44′ 0'' | W 65° 43′ 0'' |
| 3114 | Río Matiquipiri
-14.5333333-64.9333333 | Bolivia, Beni Department | stream | S 14° 32′ 0'' | W 64° 56′ 0'' |
| 3115 | Río Maticuni
-16.6833333-67.9166667 | Bolivia, La Paz Department | stream | S 16° 41′ 0'' | W 67° 55′ 0'' |
| 3116 | Quebrada Matarani
-18.1-65.1166667 | Bolivia, Cochabamba | stream | S 18° 6′ 0'' | W 65° 7′ 0'' |
| 3117 | Río Mataral
-17.9666667-64.05 | Bolivia, Santa Cruz Department | stream | S 17° 58′ 0'' | W 64° 3′ 0'' |
| 3118 | Quebrada Matancillo
-22.0666667-65.6166667 | Bolivia, Potosí Department | stream | S 22° 4′ 0'' | W 65° 37′ 0'' |
| 3119 | Quebrada Matancillas
-22.068811-65.572449 | Bolivia, Potosí Department | stream | S 22° 4′ 7'' | W 65° 34′ 20'' |
| 3120 | Quebrada Matacorral
-22.0333333-66.9333333 | Bolivia, Potosí Department | stream | S 22° 2′ 0'' | W 66° 56′ 0'' |
| 3121 | Arroyo Maruri
-11.4166667-67.75 | Bolivia, Pando | stream | S 11° 25′ 0'' | W 67° 45′ 0'' |
| 3122 | Quebrada Marrimia
-16.65-60.3166667 | Bolivia, Santa Cruz Department | intermittent stream | S 16° 39′ 0'' | W 60° 19′ 0'' |
| 3123 | Quebrada Marquez
-21.300918-66.956954 | Bolivia, Potosí Department | intermittent stream | S 21° 18′ 3'' | W 66° 57′ 25'' |
| 3124 | Bañado Maridondo
-13.9166667-60.5 | Bolivia, Santa Cruz Department | swamp | S 13° 55′ 0'' | W 60° 30′ 0'' |
| 3125 | Río Mariata
-15.2-67.75 | Bolivia, La Paz Department | stream | S 15° 12′ 0'' | W 67° 45′ 0'' |
| 3126 | Río Mariapu
-15.4-67.9833333 | Bolivia, La Paz Department | stream | S 15° 24′ 0'' | W 67° 59′ 0'' |
| 3127 | Quebrada Maria Belen Khara
-18.864733-67.939916 | Bolivia, Oruro | intermittent stream | S 18° 51′ 53'' | W 67° 56′ 23'' |
| 3128 | Río Marcoma
-17.5166667-69.1833333 | Bolivia, La Paz Department | stream | S 17° 31′ 0'' | W 69° 11′ 0'' |
| 3129 | Río Marcaya
-19.956159-65.957722 | Bolivia, Potosí Department | stream | S 19° 57′ 22'' | W 65° 57′ 27'' |
| 3130 | Río Marcavi
-20.397467-65.036947 | Bolivia, Chuquisaca Department | stream | S 20° 23′ 50'' | W 65° 2′ 13'' |
| 3131 | Río Marca Totora
-17.8833333-68.2 | Bolivia, Oruro | stream | S 17° 53′ 0'' | W 68° 12′ 0'' |
| 3132 | Río Marcarini
-18.161577-68.202636 | Bolivia, Oruro | stream | S 18° 9′ 41'' | W 68° 12′ 9'' |
| 3133 | Río Marcani
-19.323614-64.558806 | Bolivia, Chuquisaca Department | stream | S 19° 19′ 25'' | W 64° 33′ 31'' |
| 3134 | Quebrada Marcajahuira
-17.6166667-67.9666667 | Bolivia, La Paz Department | intermittent stream | S 17° 37′ 0'' | W 67° 58′ 0'' |
| 3135 | Arroyo Maravillas
-11.2333333-66.7333333 | Bolivia, Pando | stream | S 11° 14′ 0'' | W 66° 44′ 0'' |
| 3136 | Arroyo Marañón
-12.7333333-66.4166667 | Bolivia, Beni Department | stream | S 12° 44′ 0'' | W 66° 25′ 0'' |
| 3137 | Río Mapiri
-15.4666667-67.8166667 | Bolivia, La Paz Department | stream | S 15° 28′ 0'' | W 67° 49′ 0'' |
| 3138 | Quebrada Manzani
-20.7-68.3 | Bolivia, Potosí Department | stream | S 20° 42′ 0'' | W 68° 18′ 0'' |
| 3139 | Río Manuripi
-12.45-67.8833333 | Bolivia, La Paz Department | stream | S 12° 27′ 0'' | W 67° 53′ 0'' |
| 3140 | Río Manurime
-11.7666667-68.7 | Bolivia, Pando | stream | S 11° 46′ 0'' | W 68° 42′ 0'' |
| 3141 | Río Manquiri
-19.365851-65.776819 | Bolivia, Potosí Department | stream | S 19° 21′ 57'' | W 65° 46′ 36'' |
| 3142 | Río Mandinga
-19.147796-64.687755 | Bolivia, Chuquisaca Department | stream | S 19° 8′ 52'' | W 64° 41′ 15'' |
| 3143 | Río Mamuta
-17.35-67.05 | Bolivia, La Paz Department | stream | S 17° 21′ 0'' | W 67° 3′ 0'' |
| 3144 | Río Mamaniri
-17.3166667-68.5 | Bolivia, La Paz Department | stream | S 17° 19′ 0'' | W 68° 30′ 0'' |
| 3145 | Quebrada Mamaniri
-17.1-68.0 | Bolivia, La Paz Department | intermittent stream | S 17° 6′ 0'' | W 68° 0′ 0'' |
| 3146 | Quebrada Mamaniri
-17.5333333-68.8166667 | Bolivia, La Paz Department | stream | S 17° 32′ 0'' | W 68° 49′ 0'' |
| 3147 | Río Mama Huasi
-19.325398-64.600684 | Bolivia, Chuquisaca Department | stream | S 19° 19′ 31'' | W 64° 36′ 2'' |
| 3148 | Quebrada Mal Paso
-20.529014-68.446166 | Bolivia, Potosí Department | intermittent stream | S 20° 31′ 44'' | W 68° 26′ 46'' |
| 3149 | Río Malla Jahuira
-17.0333333-67.55 | Bolivia, La Paz Department | stream | S 17° 2′ 0'' | W 67° 33′ 0'' |
| 3150 | Río Makhata
-17.5166667-66.6166667 | Bolivia, Cochabamba | stream | S 17° 31′ 0'' | W 66° 37′ 0'' |
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