Brazil country information

Common names: [No common name]
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: never/rarely | Ref:
Regulations: no regulations | Ref:
Uses: no uses
Comments: Reported as Inia geoffrensis boliviensis in the Rio Madeira (Ref. 1522). C: Refs. 1522, 1394, M: Ref. 1394.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/br.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Jefferson, T.A., S. Leatherwood and M.A. Webber, 1993
National Database:

Common names from other countries

Amazonas-Delphin, ... more

Classification / Names / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS

Mammalia > Cetartiodactyla () > Iniidae (river dolphins)

Environment: milieu / climate zone / depth range / distribution range Ecology

Pelagic; freshwater; depth range 100 - 300 m (Ref. 1522). Tropical

Distribution Countries | FAO areas | Ecosystems | Occurrences | Introductions

South America - Inland Waters: Inia geoffrensis geoffrensis: Amazon river and its tributary rivers into the headwaters of the Orinoco; Inia geoffrensis boliviensis: Rio Madeira drainage into Bolivia, border between Brazil and Bolivia; and Inia geoffrensis humboldtiana: Orinoco river.

Length at first maturity / Size / Weight / Age

Maturity: L_m ? range ? - ? cm Max length : 280 cm TL male/unsexed; (Ref. 1394); 230 cm TL (female); max. published weight: 160.0 kg (Ref. 1394)

Found in main river channels, smaller tributaries, lakes, and (seasonally) the flooded forest. Feeds on a large variety of fishes, generally near the bottom; prey have hard outer shells, and they sometimes feed in a coordinated manner, occassonally with Sotalia (Ref. 1394).

Main reference References | Coordinator | Collaborators

Jefferson, T.A., S. Leatherwood and M.A. Webber. 1993. (Ref. 1394)

IUCN Red List Status (Ref. 130435: Version 2024-1)

Not Evaluated

CITES status (Ref. 108899)

Appendix II: International trade monitored

CMS (Ref. 116361)

Appendix II: Migratory species conserved through agreements

Human uses

Fisheries: commercial
FAO - Fisheries: landings, species profile | FishSource | Sea Around Us

Tools

E-book | Field guide

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items

Common names
Synonyms
Predators
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development

Age/Size
Growth
Length-weight
Length-length
Morphology
Larvae
Abundance

References
Mass conversion

Collaborators
Pictures

Internet sources

Estimates based on models

Vulnerability (Ref. 71543): Very high vulnerability (81 of 100).

Price category (Ref. 80766): Unknown.

Inia geoffrensis (Blainville, 1817)