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Topic: Pygmy Blue Whale


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In the News (Tue 15 Dec 09)

  
  ScienceDaily: Blue Whale   (Site not responding. Last check: 2007-10-30)
The Blue Whale (Balaenoptera musculus) is a marine mammal belonging to the suborder of baleen whales.
Before whaling the largest population (202,000 to 311,000) was in the Antarctic but now the largest concentrations are in the North-East Pacific, the Antarctic, and the Indian Ocean, none of which contain more than a few thousand blue whales.
Blue Whale -- The Blue Whale (Balaenoptera musculus) is a marine mammal belonging to the suborder of baleen whales.
www.sciencedaily.com /encyclopedia/blue_whale   (4568 words)

  
 Blue whale
Blue whales are fundamentally bluish grey in color with white undersides to the flippers.
In the North Atlantic the whales are found East of Spitsbergen in spring and summer and from the Davis Strait to Greenland.
The blue whale was been hunted since the late 1800s, both in the Atlantic and the Pacific Oceans.
ourworld.compuserve.com /homepages/jaap/bluewhal.htm   (607 words)

  
 Blue Whale - Wikipedia, the free encyclopedia
Blue Whales are rorquals (family Balaenopteridae), a family that includes the Humpback Whale, the Fin Whale, the Bryde's Whale, the Sei Whale and the Minke Whale.
Most data comes from Blue Whales killed in Antarctic waters during the first half of the twentieth century and was collected by whalers not well-versed in standard zoological measurement techniques.
Blue Whale strandings are extremely uncommon and, because of the species' social structure, mass strandings are unheard of.
en.wikipedia.org /wiki/Pygmy_Blue_Whale   (3214 words)

  
 The Blue Whale
Blue whales from close ties with one another and are often seen in groups of two or four.
Blue whales generally migrate between rather restricted summering grounds (the polar seas of the Northern and Southern Hemispheres), where they feed, and low latitude, warmer sub-tropical and tropical wintering grounds to breed.
Blue whales were once called sulphur-bottom whales by sailors because their bodies became covered with algae which was greenish-yellow like sulphur.
www.trillian.com /animals/whale.htm   (970 words)

  
 Blue whale
Blue whales are one of the rorquals, (the blue was initially studied by Scottish naturalist Sir Robert Sibbald in 1694 hence the title "Sibbald's Rorqual").
A blue whale laying on its side would be 10 feet (3m) high and the width across its flukes (flippers) about 20 feet (6m), a full grown man standing on tip-toe and reaching as high as he could wouldn't reach as far as from the tip of one fluke to the middle of the two.
Blue whales are generally fairly shallow divers to no more than 100 m depth, as that is where their prey is. It is believed that they can dive to 500 m.
www.coolantarctica.com /Antarctica%20fact%20file/wildlife/whales/blue_whale.htm   (1495 words)

  
 PBS - The Voyage of the Odyssey - Track the Voyage - AUSTRALIA
As the whale swam across our bow, we were startled by the sheer intensity of the sound generated by the blow, a result of the impressive volume of air being forced from the lungs under pressure.
Blue whales were thoroughly decimated by the commercial whaling industry, and it is difficult to estimate how many are left.
The likely resumption of commercial whaling is a real threat as people may be tempted to exploit blue whales in order to reap short term benefits even though history has taught us that they are poor candidates for exploitation, (as are all great whales) due to a long life span and low reproductive rates.
www.pbs.org /odyssey/odyssey/20020213_log_transcript.html   (1081 words)

  
 FIGIS - FAO/SIDP Species Identification Sheet: Balaenoptera musculus   (Site not responding. Last check: 2007-10-30)
Blue whales tend to be open-ocean animals, but come close to shore to feed, and possibly to breed, in some areas.
Blue whales can be seen from the equator to the pack ice edges in both hemispheres, with most poleward intrusions in both hemispheres in summer.
Krill form the major part of the blue whale's diet, and on their feeding grounds, blue whales can be observed lunging, often on their sides or upside-down, through great clouds of these invertebrates.
www.fao.org /figis/servlet/species?sname=Balaenoptera%20musculus   (712 words)

  
 Blue Whale (Balaenoptera musculus) Whales, Baleen Whales, Cetaceans.
Blue Whales are found in all oceans from the tropics to polar waters.
Blue Whales in the northern hemisphere are generally smaller than their southern kin but some southern groups have differences in baleen, body shape and size so that they have been split into a sub species called the Pygmy Blue Whale (Balaenoptera musculus brevicaudata).
Blue Whales vocalise to communicate with other pod members which may be many kilometres away and it is suspected that the calls can be used to map the sea bed for navigation purposes.
www.marinethemes.com /bluewhale.html   (456 words)

  
 BLUE WHALE - EnchantedLearning.com
Blue whales are rorqual whales, whales that have pleated throat grooves that allow their throat to expand during the huge intake of water during filter feeding.
Blue whales (like all baleen whales) are seasonal feeders and carnivores that filter feed tiny crustaceans (krill, copepods, etc.), plankton, and small fish from the water.
Blue whales live at the surface of the ocean and are found in all the oceans of the world.
www.enchantedlearning.com /subjects/whales/species/Bluewhale.shtml   (1152 words)

  
 BBC NEWS | Science/Nature | Whale nursery discovered in Chile
The iconic blue whale is the largest mammal on Earth and was driven to near-extinction by commercial whaling.
However, the blue whales at Chiloe-Corcovado were clearly spending summer near the tropics, in contrast to conventional wisdom.
Pygmy blue whales are not thought to follow the same migration patterns as "true" blue whales.
news.bbc.co.uk /2/hi/science/nature/3305069.stm   (742 words)

  
 [No title]
Blue whales have relatively short, fl baleen plates and ventral grooves extending at least to the navel.
Blue whales inhabit all the world’s oceans, migrating long distances from tropical and temperate waters where calves are born to Arctic and Antarctic waters where they feed almost exclusively on krill.
Blue whales are usually found singly or in pairs but larger groups can be seen on the feeding grounds.
www.ifaw.org /ifaw/general/default.aspx?oid=26800   (727 words)

  
 BBC - Science & Nature - Wildfacts - Blue whale
Blue whales are a grey/blue colour and are mottled with lighter spots.
Blue whales are found in all the oceans of the world, although there are three main populations: one in the North Atlantic, one in the North Pacific and another in the southern hemisphere, particularly above Antarctica.
Blue whales as a species are classified as Endangered by the 2000 IUCN Red List, although the North Atlantic stock are Vulnerable, and the North Pacific stock are listed as Lower Risk.
www.bbc.co.uk /nature/wildfacts/factfiles/55.shtml   (324 words)

  
 BBC NEWS | Science/Nature | Science seeks clues to pygmy whale   (Site not responding. Last check: 2007-10-30)
Blue whales may well be the largest creatures ever to have lived on Earth.
The first pygmy blues were caught near the Antarctic island of Kerguelen by Soviet and Japanese whalers in 1959.
The main difference between the two whales, apart from their body shape, is in the shape of the blowhole, which is hard to see from a ship.
news.bbc.co.uk /1/hi/sci/tech/3003564.stm   (548 words)

  
 Species Profiles — OBIS-SEAMAP
Blue whales have long, slim flippers and a triangular or sickle shaped dorsal fin that is small (less than 33 cm) proportional to the rest of the body.
Blue whales have 60 to 68 ventral grooves that extend at least to the naval, and possess 270 to 395 baleen plates per row.
Blue whales are known to feed on the surface and at depth, and in some places have been recorded exploiting deep scattering layers in which plankton are concentrated.
seamap.env.duke.edu /species/tsn/180528   (1429 words)

  
 Irish Whale and Dolphin Group: Species Profiles (whales, dolphins and whalewatching in Ireland)
The population is still recovering from the slaughter of 30,000 whales during the height of the Antarctic whaling industry.
The discovery of blue whales passing the west coast each winter may mark a slow recovery in the blue whale in Irish waters.
Blue whales have a rudimentary moustache of 4 bristles and an adolescent beard of ~40 hairs.
www.iwdg.ie /species_profiles.asp?speciesID=2106   (919 words)

  
 Blue, Fin and Sei Whale Recovery Plan 2005 - 2010
Blue whales are the largest living animals, growing to a length of over 30m and weighing up to 180 tonnes.
The third is the 'pygmy' blue whale Balaenoptera musculus brevicauda known mainly from the southern Indian Ocean, the eastern South Atlantic and the western South Pacific.
Whales are protected from commercial whaling by IWC member states as part of the current moratorium and by the IWC's Indian Ocean Sanctuary and Southern Ocean Sanctuary.
www.deh.gov.au /biodiversity/threatened/publications/recovery/balaenoptera-sp/index.html   (3837 words)

  
 Whale Web: Blue Whale   (Site not responding. Last check: 2007-10-30)
Blue whales are the largest animals to have ever existed, with some individuals reaching lengths up to 33 meters (110 feet), though most are a bit smaller than that.
Blue whales also have a more pronounced ridge from the tip of their rostrum to their blowhole.
A Blue's tail flukes tend to be straight along the edges, with a slight notch in the middle.
www.whale-web.com /whales/blue.html   (415 words)

  
 Acoustics Monitoring Program
The blue whale, Balaenoptera musculus, is the largest of all the cetaceans, averaging 26 m in length and weighing up to 136 MT. The body is bluish gray in color and often mottled with white spots.
Blue whales are planktivorous, feeding on dense patches of krill, often lunging or rolling at the surface when consuming their prey.
The north Pacific blue whale population is estimated to number between 1400-2000 individuals (Mizroch et al.
www.pmel.noaa.gov /vents/acoustics/whales/whale-biology-blue.html   (171 words)

  
 PBS - The Voyage of the Odyssey - Track the Voyage - AUSTRALIA
The 'true' blue whales, they say the maturity of a male is 24-25 meters and a female slighty larger at 26-27 meters.
Pygmy Blues that we are seeing off of Western Australia in the trench, west of Rottnest [Island], we believe are feeding.
They want to know exactly where the whales are, in relation to their exercise area, what time of year the whales are using that area and how they can avoid getting themselves into a situation similiar to what has happened in the Bahamas.
www.pbs.org /odyssey/odyssey/20020116_log_transcript.html   (1598 words)

  
 Australian Antarctic Division - Blue whale
Pygmy blue whales are never found south of 50°S, and feed off the southern Australian coast in summer.
Blue whales, along with minke whales, venture further into the sea ice than other rorquals (such as the humpback and sei whales), and have been seen near 78°S in the Ross Sea.
Low frequency moans of blue whales, some of them lower than human hearing, can theoretically travel several thousand kilometres, and at close range are as loud as a jumbo jet take off.
www.aad.gov.au /default.asp?casid=2448   (420 words)

  
 Museum of New Zealand Te Papa Tongarewa, Wellington, NZ - Pygmy Blue Whale
Blue whales are the biggest creatures on Earth today and perhaps the biggest creatures that have ever lived on Earth.
Whales are difficult species to study as they can move great distances and spend a lot of time under water where they are hard to follow for any period of time.
The term whale covers a number of different groups that collectively are known as cetaceans, for instance there is a species called the killer whale, which is in fact the largest member of the dolphin family.
www.tepapa.govt.nz /TePapa/English/Learning/OnlineResources/SGR/whale.htm   (1800 words)

  
 Singing the Pygmy Blues - January - Scribbly Gum - ABC Science Online
But the pygmy blue whale is far from miniscule - and with its enormous size comes a whale-sized appetite that can only be satisfied by the huge schools of krill which live off the coast of Western Australia and south west Victoria during the summer.
Pygmy blue whales feed mainly on krill, which they sieve from the water with huge fringed baleen plates hanging from the upper jaw.
There is some evidence that the blue whale population off the US west coast might be growing by as much as seven per cent a year, but such figures simply don’t exist for the southern hemisphere populations of pygmy blue whales.
www.abc.net.au /science/scribblygum/january2003/default.htm   (1411 words)

  
 EcoWorld - Whales
The Blue Whale is a streamlined whale with large notched tail flukes and slender pointed flippers.
The Blue Whale is found from the equator to the polar regions in the Southern and Northern Hemispheres.
Habitat and Range: The Blue Whale is rarely found near coastlines with the exception being in the polar regions.
www.ecoworld.com /animals/Whales_Blue.cfm   (221 words)

  
 Whale Gray whales Pygmy Right Whale - Google Search   (Site not responding. Last check: 2007-10-30)
COLOR: Pygmy right whales are dark gray on the upper (dorsal) side of the body which may become increasingly darker as the animal ages.
Orcas (killer whales) are a cause of gray whale deaths, and many gray whales have orca teeth...
Rorqual, gray, and pygmy right whales have ventral throat grooves that extend from the throat to the flipper area or farther.
www.searchplay.com /search.php?searchwords=Whale%20Gray%20whales+Pygmy+Right+Whale&fwwords=Pygmy+Right+Whale   (250 words)

  
 Blue Whale
Sometimes we spotted a fin whale, rather than a blue whale, or a great blue heron stood in for the pelicans.
Among these were the Atlantic and Pacific populations of Blue whale, and such splendidly-named minor freshwater species as Newfoundland's Banded killifish...
The morning 18 was a bit scratchy, with Els levelling the match at the 17th after Westwood unleashed a hook big enough to catch a blue whale.
conservation.mongabay.com /Blue_Whale.htm   (914 words)

  
 BLUE WHALES   (Site not responding. Last check: 2007-10-30)
Blue Whales are the largest animal that ever lived.
A more detailed taxonomical classification of Blue Whales is given at the bottom.
Blue Whales are also known as Sulfur-bottom, Sibbald's Rorqual or Great Northern Rorqual.
www.il-st-acad-sci.org /mammals/whale003.html   (160 words)

  
 Encountering Seabirds & Marine Mammals in the Eastern Pacific   (Site not responding. Last check: 2007-10-30)
'Pygmy' Blue Whales are generally best known to occur in Subantarctic waters of the Indian and southwest Pacific Oceans where we have seen them during our previous travels and research there.
The research team on board have taken biopsy samples and acoustic recordings from several of these animals for DNA analysis and comparison, and it will be interesting to match these with details of the features we noted or photographed at sea.
There is on going blue whale research (mainly by a US team), including identifying and studying various stocks which could in the future help to understand the taxonomy and the ID of the blue whale populations, which are indeed complex and remain a work in progress.
www.oceanwanderers.com /PetrelCocktail.html   (1358 words)

  
 onlinewoerterbuecher.de   (Site not responding. Last check: 2007-10-30)
pygmy blue whale (southern blue whale subspecies) (Balaenoptera musculus brevicauda)
pygmy sperm whale short-headed sperm whale lesser sperm whale lesser cachalot (Kogia breviceps)
minke whale (southern subspecies) (Balaenoptera bonaerensis Balaenoptera acutorostrata bonaerensis)
www.onlinewoerterbuecher.de /index.php?op=search&start=100&word=Werg   (78 words)

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