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 (Inia geoffrensis), also known as the boto, bufeo or pink river dolphin, is a species of toothed whale classified in the family Iniidae. Three subspecies are currently recognized: I. g. geoffrensis (Amazon river dolphin), I. g. boliviensis (Bolivian river dolphin) and I. g. humboldtiana (Orinoco river dolphin). The three subspecies are distributed in the Amazon basin, the upper Madeira River in Bolivia, and the Orinoco basin, respectively.
View Wikipedia Record: Inia geoffrensis


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

Endangered Species

Status: Endangered
View IUCN Record: Inia geoffrensis

EDGE Analysis

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


Gestation [2]  9 months 17 days
Litter Size [2]  1
Maximum Longevity [2]  31 years
Speed [4]  13.981 MPH (6.25 m/s)
Water Biome [1]  Lakes and Ponds, Rivers and Streams, Temporary Pools
Adult Weight [2]  185.189 lbs (84.00 kg)
Birth Weight [2]  14.992 lbs (6.80 kg)
Diet [3]  Carnivore (Invertebrates), Piscivore
Diet - Fish [3]  90 %
Diet - Invertibrates [3]  10 %
Forages - Marine [3]  100 %

Protected Areas


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[6]
Pholeter gastrophilus[4]

Institutions (Zoos, etc.)

Institution Infraspecies / Breed 
Zoo Duisburg AG

Range Map


South America;

External References



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
Abstract provided by DBpedia licensed under a Creative Commons License