How much of a cruise ship is under water?

Around 10% of a cruise ship is below the water. Some of the largest cruise ships in the world, Royal Caribbean's Oasis-class ships, have a height above the waterline of around 72 metres (236ft 11in), and a draft below the water of around 9.3 meters (30ft 6in).



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A cruise ship will generally have one or two decks underwater, depending on its overall size. On these decks, you will find all the areas that are inaccessible to passengers such as staff accommodation, air conditioning units, the engine room, laundry, and even a jail.

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A whale could not tip over a cruise ship. Although even the largest of blue whales can weigh up to 200 tonnes, the largest cruise ships can weigh up to 220,000 or more. Some cruise ships would carry ten times more freshwater or fuel than the weight of even the largest whales.

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Over the past 100 years since the RMS Titanic sank in 1912, only 18 cruise ships and some ocean liners have been publicly known to have sunk. And, over the past 50 years, only four cruise ships have sunk while navigating on a cruise.

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Cruise ship pools are usually filled with saltwater which has been chemically treated. On some cruise ships, you will find freshwater pools but these are less common. It is possible to have a cruise ship where some pools are fresh and some saltwater, this is very common on Royal Caribbean cruise ships.

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A 2022 study found that out of 49 attacks that year, whales damaged ships in about 73% of interactions. And 25% of those had to be towed back to port. The study's author told Live Science that whales target about one out of every 100 ships passing around the peninsula.

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You'll find whale-watching excursions on offer in every port, but you'll also, with luck, see marine mammals from the ship. The bridge officers keeping extra watch will make an announcement if there's a particularly impressive pod in the vicinity.

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For cruise ships, avoiding a whales requires that the captain, pilot, or other bridge personnel detect the whale at a sufficiently large enough distance to change course or speed. This often means detecting the whale several kilometers away.

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While it is technically possible that a cruise ship could tip over, it would be extremely unlikely in the modern era. Even during the most severe storms, a modern cruise ship is far more stable than you might assume.

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What happens when someone goes overboard on a cruise ship? The ship goes into emergency mode. The bridge will contact the Coast Guard and a search will begin. The ship will stop and the crew will try to pinpoint where and when it happened so they can start a thorough search in that area.

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Cruise ships can and do cross the Atlantic and other open oceans, but they aren't designed to be repeatedly doing this journey after journey. They are better suited to sailing along the coast, making multiple port stops.

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The food is blended with water until it's a smooth mixture and then either disposed of in port, incinerated, or pumped out to sea when the ship is deep water and away from the coastlines. Simple as that.

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The average speed of a modern cruise ship is roughly 20 knots (23 miles per hour), with maximum speeds reaching about 30 knots (34.5 miles per hour). How fast a ship is able to sail depends on several factors, including the power of its engines, the weather and the conditions at sea.

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Just The Facts On top of that, Ung added that “To keep the water quality high (given impurities [which] enter the pool from all the people swimming in it), the water is also completely dumped daily (usually in the early morning), the pool sanitized and subsequently refilled with seawater.”

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Yes, people can swim on the sea while on a cruise ship tour. Depending on the type of cruise you are taking and what activities are offered, there may be designated areas for swimming or snorkeling off the side of the boat.

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It allows cruise ships to dump waste into the ocean as long as the ships are more than three and a half miles offshore. That means that dirty water from sinks and showers and laundry facilities are discharged into the water. It means that waste from toilets is discharged into the water.

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Yes, cruise ships have brigs, which is the nautical term for a jail on a vessel, including a cruise ship. The term comes from the word brigantine, which is a type of two-masted sailing ship formerly used to house criminals.

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A Cruise ship in port would get damaged and destroyed like any other ship in port when a tsunami hits. At sea: nothing. They will likely not even notice it, as the tsunami wave is very small (a couple of feet) and travels at every high speed (500mph or even more).

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A possible forced stay at sea: If the storm proves too formidable, the ship may need to hunker down and ride it out at sea. A slim chance of sinking: It's an unnerving thought, but the possibility exists. If the ship takes too much damage, it could go down.

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