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Dugong is the only sirenian
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- The dugong is the only sirenian in its range, which spans the waters of some 40 countries and territories throughout the Indo-West Pacific.
The dugong (/ ˈd (j) uːɡɒŋ /; Dugong dugon) is a marine mammal. It is one of four living species of the order Sirenia, which also includes three species of manatees.
The dugong is the only sirenian in its range, which spans the waters of some 40 countries and territories throughout the Indo-West Pacific. These animals are called 'sirenians' since their mammary glands and nursing habits are similar to those of humans'.
6 days ago · Dugongs are usually observed singly or as pairs, and sightings of dugongs by early seafarers are believed to have given rise to the mythology of mermaids and Sirens. Herds of 100–200 dugongs, however, are sometimes seen, 450 being the maximum recorded.
Dugongs are exclusively marine, but manatees inhabit both marine and freshwater systems. Sirenian populations are easily depleted by activities of people, often falling victim to hunting, drowning in nets, collisions with boats, and habitat degradation.
The dugong is the only sirenian that is strictly marine, inhabiting only ocean environments, whereas other sirenians like manatees can also be found in freshwater. Dugongs are distinguished from their closest relatives, the manatees, by their fluked, dolphin-like tail and unique skull and mouth structure adapted for bottom-feeding in shallow ...
- Mammalia (Mammals)
- Chordata
- Sirenia
Jan 4, 2021 · However, there is a difference between dugong and manatee habitats. Dugongs are exclusively marine, while manatees inhabit both marine and freshwater systems. They live in swamps, rivers, estuaries, marine wetlands, and coastal marine water. Sirenians have no dorsal fin.
The extant Sirenia 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. [2]
