What does Lagenorhynchus mean?
The name Lagenorhynchus derives from the Greek lagenos meaning “bottle” and rhynchus meaning “beak”. Indeed, the “bottle-nose” is a characteristic of this genus. However, the dolphins popularly called bottlenose dolphins belong in the genus Tursiops.
What does the name Lagenorhynchus obscurus mean?
The dusky dolphin (Lagenorhynchus obscurus) is a dolphin found in coastal waters in the Southern Hemisphere. Its specific epithet is Latin for “dark” or “dim”. It is very closely genetically related to the Pacific white-sided dolphin, but current scientific consensus holds they are distinct species.
What is the name of a white dolphin?
The white-beaked dolphin (Lagenorhynchus albirostris) is a marine mammal belonging to the family Delphinidae (oceanic dolphins) in the suborder Odontoceti (toothed whales)….
| White-beaked dolphin | |
|---|---|
| Family: | Delphinidae |
| Genus: | Lagenorhynchus |
| Species: | L. albirostris |
| Binomial name |
What is the scientific name for dusky dolphin?
Lagenorhynchus obscurus
Dusky dolphin/Scientific names
What family do Pacific white sided dolphins belong to?
Oceanic dolphins
Pacific white-sided dolphin/Family
What animal has the scientific name Orcinus orca?
Orcinus orca
Orca/Scientific names
What are brown dolphins called?
How many dusky dolphins are left in the world?
According to the IUCN Red List, the total population size of the Dusky dolphin is unknown. However, there are estimated populations of the species in the following areas: Patagonian cost – 7,252 individuals; between Punta Ninfas and Cabo Blanco (Argentina) – 6,628 individuals.
Do dolphins have white tummies?
The rest of the body’s coloration is well demarcated: the chin, throat and belly are white; the flippers, dorsal fin and back are dark grey to black with the exception of the yellow patch; there is a further white patch below the dorsal fin, lying above a light grey stripe that runs from the beak, above the eye and …
Can dolphins be black and white?
Commerson’s dolphins have unique black and white colour markings and are easy to recognise; they are nick-named panda dolphins. Commerson’s dolphins also appear to enjoy surfing on waves close to shore.
Why is the dusky dolphin endangered?
Hunting – In Chile and Peru, tens of thousands of dusky dolphins have been killed for shark bait and human consumption. Entanglement in fishing nets – Bycatch of dusky dolphins in a wide range of fishing gear including trawl nets, purse seine and gillnets are still common in South America.
Are dolphins white underneath?
COMMON BOTTLENOSE DOLPHIN (TURSIOPS TRUNCATUS) Each population can vary in physical size and colouration, and have different population sizes and social structures. The common bottlenose dolphin also tends to be more uniform in colour, with a darker grey colouration across its body and a white or cream underside.
How many species of Lagenorhynchus are there?
Lagenorhynchus is a genus in the order Cetacea, traditionally containing six species: white-beaked dolphin, Lagenorhynchus albirostris Atlantic white-sided dolphin, Lagenorhynchus acutus Pacific white-sided dolphin, Lagenorhynchus obliquidens dusky dolphin, Lagenorhynchus obscurus Peale’s dolphin, Lagenorhynchus australis
How did the Lagenorhynchus bottle nose get its name?
Lagenorhynchus is a genus in the order Cetacea, traditionally containing six species: The name Lagenorhynchus derives from the Greek lagenos meaning “bottle” and rhynchus meaning “beak”. Indeed, the “bottle-nose” is a characteristic of this genus.
Which is closer to a dolphin Sagmatias or Lagenorhynchus?
Though both are traditionally placed in the genus Lagenorhynchus, molecular analyses indicate they are closer to dolphins of the genus Cephalorhynchus. The new genus Sagmatias has been proposed for these species, and has since been accepted by the American Society of Mammalogists.
Where are Lagenorhynchus dolphins found in South America?
Lagenorhynchus and Cephalorhynchus dolphins also occur in sympatry along the Pacific coast of South America ( Figure 15.1 ), but most information stems from incidental observations and strandings (e.g., Goodall et al. 1988a, 1988b, 1997Goodall et al. 1988aGoodall et al. 1988bGoodall et al. 1997, Aguayo-Lobo et al. 1998 ).