What is dugong English?

What is dugong English?

dugong in British English (ˈduːɡɒŋ ) noun. a whalelike sirenian mammal, Dugong dugon, occurring in shallow tropical waters from E Africa to Australia: family Dugongidae.

Is a dugong a Sirenia?

The Sirenia currently comprise two distinct families: Dugongidae (the dugong and the now extinct Steller’s sea cow) and Trichechidae (manatees, namely the Amazonian manatee, West Indian manatee, and West African manatee) with a total of four species.

How many dugong are left?

The population size will be about 2,500 in popula- tion 3, 1,000 in population 4, 1,000 in population 5 north of equator, and 500 in the same population south of equator. The number of dugongs all over the lndo-Pacific region may be roughly 30,000 animals. populations 4 and 5 seem to be near to desperation.

Which group is most closely related to the sirenians?

The sirenians appear to be most closely related to elephants and the extinct, hippopotamus-like desmostylians.

Where is dugong found in India?

Dugongs are protected in India and occur in Gulf of Mannar, PalkBay, Gulf of Kutch and Andaman and Nicobar islands. Once abundant in Indian waters, Dugong population has now reduced to about 200 individuals and is believed to be continuously declining in its number and range.

Is dugong a Filipino word?

The word for dugong in Malay and other Filipino languages is dūyong, and it was first recorded in English as dugung in 1751. Later, the name was popularized by a prominent French naturalist as dugon. Dugongs are peaceful, beautiful creatures.

What is Cetacea and Sirenia?

Marine mammals are classified into four different taxonomic groups: cetaceans (whales, dolphins, and porpoises), pinnipeds (seals, sea lions, and walruses), sirenians (manatees and dugongs), and marine fissipeds (polar bears and sea otters).

Is a walrus a Sirenia?

Overview. Sirenians are one of four extant groups of marine mammals, the others being cetaceans (whales, dolphins, and porpoises), sea otters, and pinnipeds (walruses, earless seals, and eared seals).

Do crocodiles eat dugongs?

Dugongs reproduce via internal fertilization and give birth to large young, which they nurse for as long as a year and a half. Adult dugongs do not have any natural predators, but juveniles may be eaten by saltwater crocodiles, killer whales, and large, coastal sharks.

Are sirenians endangered?

Not extinctSea cows / Extinction status

What are the major threats to sirenians?

Accidental entanglement in shark and other fishing nets, collisions with power-boats and drowning in flood- gates are other contemporary sources of mortality. Habitat destruction is emerging as the most serious threat to sirenians in many countries.

How many dugongs are in India?

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