The Tigre River () is a

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = National seal , national_motto = "Firm and Happy f ...

vian

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drai ...

of the

Marañón River , name_etymology = , image = Maranon.jpg , image_size = 270 , image_caption = Valley of the Marañón between Chachapoyas ( Leimebamba) and Celendín , map = Maranonrivermap.png , map_size ...

west of the

Nanay River The Nanay River is a river in northern Peru. It is a tributary of the Amazon River, merging into this river at the city of Iquitos. The lower part of the Nanay flows to the north and west of the city, while the Itaya River flows to the south an ...

. It is navigable for from its confluence with the Marañón. It forms from the confluence of the

Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ' ...

ian rivers Cunambo and Pintoyacu at the Peruvian border. Like the Nanay, it flows entirely on the plains. Its mouth is west of the junction of the Ucayali River with the Marañón. Continuing west from the Tigre along the Marañón River we have the Parinari,

Chambira The Chambira River is a major tributary of the Marañón River, and has been the traditional territory of the Urarina peoples for at least the past 350 years, if not longer. Located in the Amazon jungle of Peru, otherwise known as the Selva, the ...

, and Nucuray, all short lowland streams, resembling the Nanay in character. ''Tigre'' is

Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group indigenous to Spain **Spanish language, spoken in Spain and many Latin American countries **Spanish cuisine Other places * Spanish, Ontario, Can ...

for "tiger" the vernacular name in the region for the

Jaguar The jaguar (''Panthera onca'') is a large cat species and the only living member of the genus ''Panthera'' native to the Americas. With a body length of up to and a weight of up to , it is the largest cat species in the Americas and the th ...

References

Tributaries of the Amazon River Rivers of Peru Rivers of Loreto Region Geography of Pastaza Province {{Peru-river-stub