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Boto

Inia geoffrensis

Average Size

Newborns: 30-32 inches

Weight: 15 lb

Adults: 6-8 1/2 feet

Weight: 185-355 lb

Status: Locally common

Population: Unknown

Threats: There are many threats to the Boto. They can become tangled in fishing nets, hunted, their waters may be polluted, their habitat destroyed, and human disturbance.

Quick facts:

The Boto is the largest of the river dolphins

They often will swim with the Tucuxi.

Other Names Used:

Amazon River Dolphin

Pink Porpoise

Pink Dolphin

Group Size: Usually consist of 1-2 animals, but can be found in groups of up to 15 in dry seasons or in feeding grounds that are good, this however is rare.

Behavior: The approachability to these dolphin depends on the area you are in. They are most active in the late afternoon and in the early morning. While they are active during those times they may display chasing, nipping, and waving of their flippers. They are known to bow-ride and wake-ride. The Boto will on occasions breach-they can reach up to 39 inches in the air. Most of their dives will last approximately 30 to 40 seconds.

Where to look for Botos: Along all main rivers of the Orinoco and Amazon basins, and South America.

Calves: Their young are born a slate grey. When they mature and get older they turn pink.

Diet: The Boto eats a variety of fish species including catfish.

Blow: The blow can be fairly loud and tall. It may reach heights of up to 6 1/2 feet. It will usually sound like a sigh.

Fluke: Flukes are rarely shown above the surface of the water.

Habitat: Is in riverine waters

Other interesting facts:

These dolphins can bend their necks to make a 90 degree angle.

The eyes on this dolphin are reduced but are functional.

They are very lethargic and slow.

The Boto will occasionally leap out of the water about 3 feet.