Sure enough, after some scouting, there were the sei whales.

Japanese scientists catch about 50 sei whales each year for this purpose.

Sei whales usually travel alone or in pods of up to six individuals.

The sei whale looks similar to other large baleen whales.

As these species likewise became scarce, sei whale catches increased rapidly in the late 1950s and early 1960s.

Bryde's whales closely resemble their close relative the sei whale.

The sei whale is among the fastest cetaceans.

Bryde's whales are very similar in appearance to sei whales and almost as large.

The sei whale makes long, loud, low-frequency sounds.

Sei whales live in all oceans, although rarely in polar or tropical waters.

Sei whales for instance are divided into categories such as immature, pubertal and mature.

Later, as modern whaling shifted to Sanriku - where both species occur - it was confused for the sei whale.

Sei whales appeared off the coast of Norway at the same time as the pollock, both coming to feed on the abundant plankton.

In November 2002, scientists recorded calls in the presence of sei whales off Maui.

Bryde's usually have dark gray lower jaws, whereas sei whales are lighter gray.

There his whaling company was able to take advantage of the migrating blue, fin, and sei whales that passed by the Faroes each year.

The skull of the creature was kept and, for the most part, matches those of a rorqual, most likely a Sei whale.

More of the humpback and sei whales migrate there, but large numbers of themstay in warmer waters, too.

Unlike the fin whale, the sei whale tends not to rise high out of the water as it dives, usually just sinking below the surface.

Killer whales (Orca) and Sei whales are occasionally sighted.

However the other baleen whales such as fin, blue, minke, gray and sei whales also breach.

They are now called "nitari kujira", or "look-alike whale", for their resemblance to the sei whale.

ARKive - images and movies of the sei whale (Balaenoptera borealis)

The sea has one of the two major stocks of Sei whales, the other one being the Scotian Shelf.

The results showed the meat was from a Sei whale, court records said.

Sure enough, after some scouting, there were the sei whales.

Sei Whales are usually found in small groups of two to five, although many more may be seen together when food is plentiful.

If close examination is possible, the sei whale will be seen to have only a single head ridge.

Japanese scientists catch about 50 sei whales each year for this purpose.

Biology Sei whales reach sexual maturity at between 5 and 15 years of age.

On the Atlantic coast, sei whales are identified more frequently.

Sei whales usually travel alone or in pods of up to six individuals.

There are no contemporary estimates available for the growth rate of sei whale populations.

The sei whale looks similar to other large baleen whales.

Sei whales are capable of searching large areas for suitable habitat.

North Pacific sei whales were not protected from whaling until 1976.

Development of a recovery strategy for the sei whale is expected to begin at the end of 2004.

Sei whales are a protected species and officials were investigating what caused the mammal's death.

Nevertheless, as one of the largest animals in the marine environment, sei whales likely have a significant ecological role.

In the northern portion of their range, sei whales feed on copepods.

Nasu (1966) also suggested that sei whales followed the fronts throughout the season.

As these species likewise became scarce, sei whale catches increased rapidly in the late 1950s and early 1960s.

He identified the whale sample to be that of sei whale, prosecutors said.

The sei whale is the third largest member of the Balaenopteridae, after the blue and fin whales.

The degree to which parasitic infections currently affect sei whales is unknown.

It's the most accurate Sei Whale in the world.

Bryde's whales closely resemble their close relative the sei whale.

Less frequently, fin whales and sei whales are seen as well.

Baker determined that the meat was sei whale.

ARKive - images and movies of the sei whale (Balaenoptera borealis)

Balaenoptera borealis(Sei whale)

Eubalaena glacialis, Balaenoptera borealis, Megaptera novaeangliae and Balaenoptera physalus.

Mitchell (1975) speculated that the recovery of right whale populations might be inhibited by competition for calanoid copepods with sei whales (Balaenoptera borealis).

The sei whale (Balaenoptera borealis) was first designated by COSEWIC as endangered in 2003.

The Sei whale (Balaenoptera borealis) is a dark-gray, stream-lined baleen whale that is found worldwide except in polar waters.

The sei whale (Balaenoptera borealis) and the minke whale (Balaenoptera acutorostrata) are the main hosts of P. balaenopterae.

For example, the scientific name of the Sei Whale is Balaenoptera borealis; the genus name is Balaenoptera and the species name is borealis.

Two subspecies have been identified-the northern sei whale (Balaenoptera borealis borealis) and southern sei whale (Balaenoptera borealis schlegelii).

Tissues from fin (Balaenoptera physalus) and sei (Balaenoptera borealis) whales taken off the coast of Southwest Iceland in July–August in 1978 and 1981 were analysed for percent lipid, protein, and ash contents.

COSEWIC would like to acknowledge Edward J. Gregr for writing the status report on the Sei Whale Balaenoptera borealis (Atlantic and Pacific populations) prepared under contract with Environment Canada.

Sei Whale A rorqual (Balaenoptera borealis) that is blue-black above and white below, that grows up to about 55 feet (17 meters) in length, and that is found in all the oceans, with the greatest number living in Antarctic waters.