What's the difference between dugong and sirenian?
Dugong
Definition:
(n.) An aquatic herbivorous mammal (Halicore dugong), of the order Sirenia, allied to the manatee, but with a bilobed tail. It inhabits the Red Sea, Indian Ocean, East Indies, and Australia.
Example Sentences:
(1) In two of these, the eggs appeared to belong to a schistosome, or perhaps monogenean, species, and in the third, they were most likely from a monostome of dugongs.
(2) The previous government set a number of conditions on the development, to offset the impact on seagrasses, which are vital to the survival of dolphins, turtles and dugongs.
(3) Critics claim proposed expansion of coal and gas export terminals, such as at Townsville, and new major new export developments, such as Abbot Point, will hurt coral, turtles, dugongs and other wildlife through increased shipping and waste from dredging.
(4) More than 97 hectares of potential seagrass habitat, vital for animals such as turtles and dugongs, will suffer “permanent and irreversible loss” due to the dredging.
(5) Certain of our findings are consistent with previous observations in the literature on the brains of dugongs.
(6) There will also be an increase in shipping, which poses a risk to the reef and potential strikes to animals such as turtles and dugongs, and increased noise for whales to deal with.
(7) Sediment can smother seagrasses, which are the key food source of dugongs and sea turtles, and damage corals.
(8) "Then is it not inhumane to pose a threat to the habitat of the dugongs by destroying their feeding grounds?"
(9) The opposition environment spokesman, Greg Hunt, released the Coalition’s plan for the reef on Monday morning, promising a $40m “trust fund” with $2m being set aside for the Australian Crime Commission to investigate the illegal poaching and transportation of dugongs, turtles and their meat.
(10) An apron of broad mudflats and seagrass meadows supports thousands of marine turtles and dugongs.
(11) The VFA concentrations in the manatee are similar to those in the dugong, Dugong dugon, and the green sea turtle, Chelonia mydas.
(12) "There has been no attempt by federal or state governments to estimate the cost of losing the dugong population, nor any urgent action to ensure protection of the remaining sparse numbers."
(13) Worse, should this sediment be dumped within the Great Barrier Reef world heritage area, corals and seagrasses would be damaged, impacting animals such as dugongs and sea turtles.
(14) Dredging could be more harmful to the Great Barrier Reef than previously thought, a government-commissioned report has found, amid fresh warnings over the impact of coastal industrialisation on sea turtles and dugongs.
(15) The ad contains the text “Don’t dump on the reef, George, or people might dump you.” Environmentalists claim that dredging spoil from Abbot Point would adversely impact marine life such as dugongs, dolphins and sea turtles.
(16) There are also concerns over the prospects of the dugong, which has suffered from the loss of seagrass, its primary food, from Cyclone Yasi in 2011.
(17) There are nine species within the Great Barrier Reef marine park considered "highly vulnerable" in the report, including dugongs, dolphins, sharks, seabirds and fish such as salmon and snapper.
(18) Penalties for poaching dugongs and turtles will also be tripled.
(19) More than 97 hectares of potential seagrass habitat, vital for animals such as turtles and dugongs, will suffer “permanent and irreversible loss” due to the dredging, a Queensland government assessment has found.
(20) The website suggests that the Great Barrier Reef doesn’t have dolphins, fish, dugongs and so on.
Sirenian
Definition:
(n.) Any species of Sirenia.
Example Sentences:
(1) Morphology indicated the close association of sirenians with proboscideans; proteins suggested a pairing of sirenians with hyracoids.
(2) Comparisons in the parasite fauna are made among Florida manatees and other sirenian populations, and a brief review of sirenian parasites is included.
(3) Amino acid-sequence and morphological data agreed on the placement of edentates as an early eutherian offshoot and on the grouping of hyracoids, proboscideans, and sirenians.
(4) There have been few reports concerning sirenian neuroanatomy, and most of these have consisted of gross anatomical observations.
(5) Sirenians, such as manatees and dugongs, are another family of marine mammals which have secondarily adapted to a fully aquatic existence, yet there is dispute about the status of their olfactory structures.