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The dugong (/ ˈ d (j) uː ɡ ɒ ŋ /; Dugong dugon) is a marine mammal.It is one of four living species of the order Sirenia, which also includes three species of manatees.It is the only living representative of the once-diverse family Dugongidae; its closest modern relative, Steller's sea cow (Hydrodamalis gigas), was hunted to extinction in the 18th century.
FILE - Serena, a dugong, swims at the Toba Aquarium in Toba, Japan on Sept. 5, 2012. ... The list sometimes overlaps with the species listed under the U.S. Endangered Species Act, such as in the ...
In other dugong populations in western and eastern Australia, there is evidence that dugongs actively seek out large invertebrates. [ 39 ] Populations of Amazonian manatees become restricted to lakes during the July–August dry season when water levels begin to fall, and are thought to fast during this period.
Dugongs. Sirenia is an order of fully aquatic, herbivorous mammals that inhabit rivers, estuaries, coastal marine waters, swamps, and marine wetlands. All four species are endangered. Family: Dugongidae. Genus: Dugong. Dugong, Dugong dugon VU
The reef has great species diversity with a high level of endemism. In total, there have been 2328 fish species observed in the reef, belonging to 248 families. [2] In addition, the reef is home to third-largest population of endangered dugongs (Dugong dugon) on Earth, and is an important nesting site for green sea turtles (Chelonia mydas). [1]
The U.S. Fish and Wildlife Service proposed downgrading the manatee's status from endangered to threatened in January 2016 after more than 40 years. [47] There is a small population of the subspecies Antillean manatee (T. m. manatus) found in Mexico's Caribbean coastal area. The best estimate for this population is 200-250. [48]
Smalltooth sawfish are endangered and experts say their saws do not grow back if removed. The Florida Fish & Wildlife Research Institute has tagged 800 sawfish as part of a study.
Sirenia is an order of fully aquatic, herbivorous mammals that inhabit rivers, estuaries, coastal marine waters, swamps, and marine wetlands. All four species are endangered. Dugong. Family: Dugongidae. Genus: Dugong. Dugong, D. dugon VU [62]