Are there dolphins in Ganga?

The Ganges river dolphin is important because it is a reliable indicator of the health of the entire river ecosystem. The government of India declared it the National Aquatic Animal in 2009.

What is the name of Ganga dolphin?

susu
The Ganges river dolphin—or susu (Platanista gangetica), a nearly sightless cetacean with highly developed sonar capabilities—can be found throughout the Ganges-Brahmaputra basin, but it is considered endangered because of encroaching human activity.

How many Ganga dolphin are there in India?

Gangetic dolphin, or Platanista gangetica. At last count, the rivers of Assam and Uttar Pradesh respectively had 962 and 1,275 Gangetic dolphins, India’s national aquatic dolphin. These numbers were tabled in Parliament recently by Minister of State for Environment and Forest Babul Supriyo.

Where are dolphins found in Ganga?

Distribution. It lives along the Ganges-Brahmaputra-Meghna and Karnaphuli-Sangu river systems of Bangladesh and India, and the Sapta Koshi and Karnali Rivers in Nepal.

In which Indian river are dolphins found?

Indus river dolphins are found in Pakistan and River Beas, a tributary of Indus River in Punjab, India. The dolphin is the state aquatic animal of Punjab and WWF-India is working towards its conservation. River Beas is the only habitat of Indus River Dolphin in India.

Are there crocodiles in Ganga river?

The river here is home to crocodiles and Gangetic dolphins, but numbers are not known. Though crocodiles are spotted in the river occasionally, it is arguably for the first time that one ventured into a human habitat, Tiwary said. Currents of the Ganga, which is in spate now, could have pushed the crocodile out.

Why are Ganges river dolphins blind?

Like other river dolphins, who have evolved these traits convergently, they rely very little on eyesight because of the muddy waters it inhabits, and as a result has tiny, non-functional eyes that lack lenses. Instead they use echolocation to detect food and navigate, and, to a very small extent, communication.

In which river dolphin is found in India?

What do Ganges river dolphins eat?

The Ganges River dolphin lives not only in the main channels, but also, during the flood season, in seasonal tributaries and flooded lowlands. The Ganges River dolphin feeds on several species of fish, invertebrates, and possibly turtles and birds. It does much of its feeding at or near the bottom.

How many dolphins are there in Ganga river?

There are approximately 2,500-3,000 Ganges river dolphins left living in the wild. This means that the species is vulnerable and is categorized as endangered. More about them: The Ganges river dolphin lives in the Ganges– Brahmaputra–Meghna and Sangu–Karnaphuli river systems in India, Nepal, and Bangladesh.

Which fish is found in Ganga river?

The fish population of the river Ganga includes the Indian Major Carps, other Carps, Mullets, Clupeids, Feather backs, large/ small Catfishes and miscellaneous fishes. The main stem of Ganga has been differentiated into three stretches and ten sub-stretches based on habitat, substrate and ecology.

Are there sharks in the Ganges?

They are very similar to bull sharks, and many of Ganges sharks seen in the past were misidentified and are in fact bull sharks. Subtle differences, such as the teeth, are used to identify the shark species as well as a second dorsal fin that is about half the height of the first.

How many dolphins are left in India?

Approx. 1800-2000 dolphins have been estimated in the current distribution range. The species is listed endangered by the IUCN and is placed in Schedule I in the Indian Wildlife (Protection) Act, 1972. In India the Ganga River Dolphin have been formally adopted as the National Aquatic Animal on 5th October 2009.

Why are dolphins blind?

The Ganges River Dolphin does not have any eyesight. This is the result of evolution as the muddy rivers of the water did not enable them to navigate freely and thus they gradually lost sight of their eyes and developed echolocation to hunt their prey.

How many Ganges River dolphins are left?

2,500-3,000 Ganges river dolphins
There are approximately 2,500-3,000 Ganges river dolphins left living in the wild. This means that the species is vulnerable and is categorized as endangered. More about them: The Ganges river dolphin lives in the Ganges– Brahmaputra–Meghna and Sangu–Karnaphuli river systems in India, Nepal, and Bangladesh.

Is alligator found in India?

There are only a few countries in the world, including Nepal, Bangladesh and India, where alligators are found, stated Gervial.

Why are Indus river dolphins blind?

Indus and Ganges River dolphins are often referred to as blind dolphins because they live in naturally muddy rivers and after millions of years of evolution have lost their eyesight, instead of which they rely on a sophisticated sonar or echolocation system to navigate their way and catch prey.

What are the characteristics of the Ganga dolphin?

The Ganga dolphin has a sturdy and flexible body, large flippers and a low triangular dorsal fin. In the Ganga, on average, the maximum length that an adult female dolphin may attain is 2.5 metres while the male attains a maximum length of 2.1 metres.

In the Ganga, the major susu habitat, a total of 730 dolphins have been sighted in recent years between Bijnor, near the foothills of the Himalaya, and Farakka, near the Indo-Bangladesh border. A survey team sighted 152 dolphins in the river Bhagirathi-Hoogli between Farakka and Calcutta in 1995.

Why is the dolphin called the Tiger of the Ganges?

IUCN Red List Conservation status: Endangered The Ganges river dolphin is known as the “Tiger of the Ganges” for the role it plays as a top predator, and because it is an ecosystem indicator species – much like a tiger is in a forest.

Do Ganges river dolphins breach boats?

The Ganges river dolphins usually come in pairs or they’re just single and are not known to do acrobatic maneuvers near boats or when they’re distressed. Little is known about their behavior because they are usually shy around boats and are hard to observe. They are known to breach; however this is rare.