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Home › Mammalia › Iniidae › Amazon River Dolphin (Inia geoffrensis)

SPECIES PROFILE

Amazon River Dolphin (Inia geoffrensis)

Inia

IUCN STATUS

Endangered

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Amazon River Dolphin (Inia geoffrensis) — Amazon and Orinoco river basins

CONSERVATION STATUS

Endangered

CLASS

Mammalia

GEOGRAPHICAL RANGE

Amazon and Orinoco river basins

DIET

Carnivorous

HABITAT

Amazon and Orinoco rivers, flooded forest

🔬 Classification

PHYLUM

Chordata

CLASS

Mammalia

ORDER

Artiodactyla

FAMILY

Iniidae

GENUS

Inia

📋 Description

SIZE

Up to 2.5 m; up to 185 kg

COLORATION

Grey when young, turning bright pink with age (especially males)

ADAPTATIONS

Flexible neck and long snout for hunting among flooded tree roots

🌿 Ecology

HABITAT

Amazon and Orinoco rivers, flooded forest

DIET

Carnivorous

GEOGRAPHIC RANGE

Amazon and Orinoco river basins

REPRODUCTION

One calf every 2-3 years

DIET DETAILS

Fish, crabs and small turtles

⚠️ Threats & Conservation

PRIMARY THREATS

Fishing bycatch, mercury pollution, dams

💡 Interesting Facts

1

The 'boto' turns pink with age and is woven into Amazon folklore as a shapeshifter.

2

Unlike ocean dolphins, it can turn its head 90 degrees to weave through flooded forest.

🔭 Sighting Guide

📍 BEST PLACES TO SIGHT

Rio Negro (Anavilhanas)

Mamirauá Reserve

🗓️ BEST TIME TO SIGHT

June-November

🎯 SIGHTING TIPS

Take boat trips on flooded-forest channels in the wet season; watch for pink backs breaking the surface.

🏨 Where to Stay
📍
Rio Negro (Anavilhanas), Brazil
Brazil
📍
Mamirauá Reserve, Brazil
Brazil
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