 白喙斑纹海豚
Latin name →
lagenorhynchus albirostris
English name →
white-beaked dolphin
Division → Division Dolphins
Status → popular
Existing → unknown
Central dorsal position →
→ 40 公斤 birth weight
→ 180-275 kg adult weight
Population size → 2-30 (1-50)
Good food area →
There have been 1500 for a large group
About Us>>
White-beaked dolphins, large-bodied and thick stripes. Commonly known, could be misleading because not all white beak; but from close observation, pure white beaked individuals will be particularly significant. More to the distribution of the eastern, more white-beaked dolphins, white stripes beak tendency, but the smaller scale of population; and those who inhabit the western range of the distribution are generally darker beak, and the group size of team also larger (although there are exceptions). Adult white-beaked dolphins, white stripes, gray, black and white body pattern of great individual differences. Most likely to be confused with the Atlantic striped dolphins, but the white-beaked dolphin body markings slightly larger and more thick, striped dolphins, Atlantic side of the body and there is no distinctive yellow stripes.
Alias>>
Ferret dolphins, white-beaked dolphins, dolphins, squid hunting
Male / female>>
Beak white (there are individual differences), the body back to black, black dorsal fin base broad, tall dorsal fin, was sickle-shaped, adult particularly notable, lateral stripes are white or light gray, white or light the rear dorsal fin gray blocks, often see the back ridge, dry stout tail, beak short and thick, dark stripe extends from the pectoral fin to the mouth, the end of sharp, pectoral fins black, medium size, stout body, the white parts of the abdomen extending to the end of dry central abdomen often ridge, tail dark gray or black
Head>>
Beak dark gray (with individual differences), was a mottled brown beak (with individual differences)
Fin>>
Fovea carved obvious to the concave trailing edge, sharp end
Behavior>>
May take the bow wave, You Qixi sailing fast in front of large vessels; but usually quickly lost interest. Interesting groups are elusive. Sometimes the performance of the air stunts (especially when feeding), also awarded by the strike wave, usually sideways or back down in the water. This species is typically a strong fast swimmers; range of distribution in some areas may create a waist, reminiscent of white rooster tail spray of porpoises. Fast swimming, it may temporarily jump off the entire body surface to breathe. And fin whales have been found, the company of killer whales, other species may also be a total tour.
Where to watch>>
Striped dolphin is distributed in the North who are, quite wide area. Distribution has been spotted in the far north are ice edge zone. Distribution sector in the south western United States near Cape Cod. Eastern distribution, has appeared in the most southern Portugal, but rare in the UK on the south of the ensemble. There may be seasonal in some areas to shore, offshore or north-south migration (winter in the South or off). But in other parts of the population seems to reside a long, such is the case with the UK population (the coastal waters but also the seasonal peak of the population). Widely distributed in the continental shelf, particularly along the continental shelf edge.
Identification of the list>>
Body white, gray and black and white
Dorsal fin is very obvious
Tail light parts are dry
Lateral white stripes
Beak short and thick
Beak colors are white, brown or gray
Body very stout
Pectoral, dorsal and tail fins were highly dark
Swimming fast, powerful |
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