General

How long is a blue whale?

How long is a blue whale?

87 ft.Southern hemisphere population, Adult
79 ft.Northern hemisphere population, Adult
Blue whale/Length

Do submarines crash into whales?

first off, “giant whales” aren’t that “giant” compared to even a small military submarine, much less a surface ship. Yes, whales collide with ships semi often, and it always ends up the same way.

Are submarines meant to look like whales?

Modern submarines are usually cigar-shaped. This design, already visible on very early submarines, is called a “teardrop hull”, and was patterned after the bodies of whales.

How much can a great whale be worth over its lifetime?

Altogether, Chami and his colleagues estimated that each of these gentle giants is worth about $2 million over its lifetime. The entire global population of great whales? Possibly a one trillion dollar asset to humanity.

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How does sonar hurt whales?

Research has recently shown that beaked and blue whales are sensitive to mid-frequency active sonar and move rapidly away from the source of the sonar, a response that disrupts their feeding and can cause mass strandings.

How do submarines avoid whales?

Ballistic-missile submarines are built to evade detection by making as little noise as possible. They move slowly—usually no more than 20 knots. They’re coated in anechoic tile, a rubbery substance that absorbs sound and prevents sonar detection. And nearly every moving part is isolated so that it won’t transmit sound.

What happened to the whale that hit the ship?

As told by the crew who survived, the whale struck the ship with its head while the light boats were hunting. The whale smashed through the bulkhead and water was streaming in. The whale was apparently injured, twisting in convulsions some distance away.

Did a whale hit the bow of a submarine?

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After leaving port and while on the surface, a small black whale breached in front of the submarine, struck the bow, and slid down the starboard side of the vessel The whale may have received injuries to its right side, mid-length. No other whales were observed in the area.” [ 1] So, from that I would venture to say “yes.”

Could a whale attack be completely unprovoked?

Cumbaa: A completely unprovoked attack would be out of the nature of a whale. So I don’t know whether it was mating time or there had been some injury done. For whatever reason, in the case of the whale that attacked the Essex something had gone wrong in the brain.

What happened to the Nantucket whaling ship?

The whale may not have done so well. Back in 1820 the Nantucket whaling ship, Essex, was sunk by a sperm whale ( Physeter catodon) in the South Pacific – Herman Melville based Moby-Dick on the story. As told by the crew who survived, the whale struck the ship with its head while the light boats were hunting.