Animalia > Chordata > Mammalia > Cetacea > Iniidae > Inia > Inia geoffrensis

Inia geoffrensis (Pink River Dolphin; Amazon River Dolphin; boto; boutu)

Synonyms: Delphinus frontatus; Delphinus geoffrensis

Wikipedia Abstract

The Amazon river dolphin, or pink river dolphin, Inia geoffrensis, is a freshwater river dolphin endemic to the Orinoco, Amazon and Araguaia/Tocantins River systems of Brazil, Peru, Bolivia, Ecuador, Colombia, and Venezuela.
View Wikipedia Record: Inia geoffrensis


Inia geoffrensis boliviensis (Bolivian River Dolphin)
Inia geoffrensis geoffrensis (Amazon River Dolphin)
Inia geoffrensis humboldtiana (Orinoco River Dolphin)

EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Not determined do to incomplete vulnerability data.
ED Score: 35.79


Adult Weight [2]  185.19 lbs (84.00 kg)
Birth Weight [2]  14.99 lbs (6.80 kg)
Diet [3]  Carnivore (Invertebrates), Piscivore
Diet - Fish [3]  90 %
Diet - Invertibrates [3]  10 %
Forages - Marine [3]  100 %
Gestation [2]  9 months 17 days
Litter Size [2]  1
Maximum Longevity [2]  31 years
Speed [4]  13.98 MPH (6.25 m/s)
Water Biome [1]  Lakes and Ponds, Rivers and Streams, Temporary Pools

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Estacion Biologica Beni Biosphere Reserve VI 335178 Bolivia  
Mamirauá Sustainable Development Reserve State Sustainable Development Reserve VI 3260792 Amazonas, Brazil  
Maracá Ecological Reserve Ia 257554 Roraima, Brazil  
Noel Kempff Mercado National Park II 4006523 Bolivia  
Parque Nacional Canaima National Park II 7542183 Venezuela  
Reserva de la Biosfera de Yasuni Biosphere Reserve 4156313 Ecuador  


Biodiversity Hotspots

Name Location Endemic Species Website
Cerrado Brazil No

Prey / Diet

Paracheirodon innesi (Piaba)[5]
Phractocephalus hemioliopterus (Redtail catfish)[4]
Podocnemis sextuberculata (Six-tubercled Amazon River Turtle, Amazon River Turtle)[4]
Poppiana argentiniana[4]

Prey / Diet Overlap

Competing SpeciesCommon Prey Count
Caiman crocodilus (Common caiman, Spectacled caiman)1


Parasitized by 
Anisakis insignis <Unverified Name>[6]
Hunterotrema caballeroi[6]
Hunterotrema macrosoma <Unverified Name>[6]
Pholeter gastrophilus[4]

Institutions (Zoos, etc.)

Institution Infraspecies / Breed 
Zoo Duisburg AG

Range Map

South America;



Attributes / relations provided by
1Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
2de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
4Inia geoffrensis, Robin C. Best and Vera M. F. da Silva, MAMMALIAN SPECIES No. 426, pp. 1-8 (1993)
5Animals of the Rainforest
6Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Images provided by Google Image Search
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access