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Are dolphins endangered 2023?

There are only six extant species of river dolphins left in the world today and they are all endangered or critically endangered. This is because pollution, dams, shipping and bycatch have taken their toll on this iconic species.

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Are dolphins threatened or endangered?

It may surprise you, then, that there are a handful of dolphin species worldwide that are endangered. Currently, there are 49 total dolphin and porpoise species in the world, with 38 of them belonging to the oceanic dolphin family. Not all dolphin species are endangered, however.

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How many dolphins are endangered?

There are currently 36 species of dolphins identified, including 4 species of river dolphins. Of these 36 species, approximately 14 are believed to be endangered and 1 is thought to be extinct. A few of these species are highlighted below to answer the question, "Are dolphins endangered?"

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How many dolphins are left in the world?

There are millions of dolphins left in the world, at least 8 million and possibly several millions more. One of the most common dolphins, the bottlenose, has around 600,000 members worldwide.

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What is causing the extinction of dolphins?

Although not necessarily facing extinction in the immediate future, specific populations of bottlenose dolphins are threatened due to human impact including illegal hunting, a shortage of food due to over-fishing, drowning in fishing nets and marine pollution.

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Why are dolphins decreasing?

According to the IUCN (International Union for Conversation of Nature) Red List classified dolphin species who are endangered. Scientists are afraid that the marine mammal is now extinct due to fishing and commercial development, making it the first cetacean to disappear as a result of human activity.

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What is the biggest threat to dolphins?


Major Threats Include:

Pollution (chemical and debris/litter) Global climate change. Tourism activities (includes vessel-based whale & dolphin watching) Boat strikes.

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Will dolphins protect humans?

Dolphins are known to form protective circles around humans who are in danger of shark attacks. The protective circle is formed by a group of dolphins swimming around the person in danger, keeping the sharks at bay. This behavior is believed to be a result of the dolphins' instinct to protect their group members.

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What will happen if dolphins go extinct?

Without dolphins, the animals they prey on would increase in number, and their predators wouldn't have as much to eat. This would disrupt the natural balance in the food chain and could negatively affect other wildlife and the health of the ocean environment.

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Why are dolphins declining?

The obvious reason is that as aquatic habitats are overfished in an unsustainable way, this reduces the prey available for dolphins. However, another huge threat to dolphins is 'bycatch'. This involves the entanglement of dolphins in fishing gear, and is estimated to cause at least 300,000 deaths per year.

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