Communities

Writing
Writing
Codidact Meta
Codidact Meta
The Great Outdoors
The Great Outdoors
Photography & Video
Photography & Video
Scientific Speculation
Scientific Speculation
Cooking
Cooking
Electrical Engineering
Electrical Engineering
Judaism
Judaism
Languages & Linguistics
Languages & Linguistics
Software Development
Software Development
Mathematics
Mathematics
Christianity
Christianity
Code Golf
Code Golf
Music
Music
Physics
Physics
Linux Systems
Linux Systems
Power Users
Power Users
Tabletop RPGs
Tabletop RPGs
tag:snake search within a tag
answers:0 unanswered questions
user:xxxx search by author id
score:0.5 posts with 0.5+ score
"snake oil" exact phrase
votes:4 posts with 4+ votes
created:<1w created < 1 week ago
post_type:xxxx type of post
Search help
Notifications
Mark all as read
Q&A

Posts tagged underwater

This tag doesn't have any usage information yet.

This tag doesn't have a detailed wiki yet.

40%
+0 −1
Q&A How to explain a mermaid's tail morphing into legs and vice versa?

I know a tadpole can do this transformation, given enough time, so what about mermaids?

4 answers  ·  posted 7y ago by user6760‭  ·  last activity 2y ago by PinoBatch‭

50%
+1 −1
Q&A How should I create my Merfolks to make them landbased?

I want a mermaid protagonist. If I am to make this story realistic, how should the Merfolk's body structures be made to make them adaptable for both water (swimming) and land (walking, running)? Is...

3 answers  ·  posted 8y ago by Pobrecita‭  ·  last activity 2y ago by PinoBatch‭

50%
+0 −0
Q&A How large does a human's plastron need to be?

I'm referring to an entomological plastron which is a structure that traps a bubble of air next to the insect's body but permits contact between the air and the water. As the insect consumes oxygen...

3 answers  ·  posted 4y ago by Mike Nichols‭  ·  edited 2y ago by HDE 226868‭

Question underwater oxygen
50%
+0 −0
Q&A A Seafloor of Ice and Rock: Ice VI / Water Boundary

Many planets out there will be water worlds. Those generally come in two flavors: either the oceans are so deep that the water turns into high-pressure ices like ice-six, -seven, -ten and -eleven o...

1 answer  ·  posted 2y ago by TheDyingOfLight‭  ·  last activity 2y ago by TheDyingOfLight‭

50%
+0 −0
Q&A Navigating in a Subsurface Ocean

Based on the planet from this question. The main thing that distinguishes this planet from, say, Europa, is the handwavium light-source, which I must assume is wrapped in a perpetual explosion wrap...

2 answers  ·  posted 2y ago by CAE Jones‭  ·  last activity 2y ago by CAE Jones‭

50%
+0 −0
Q&A How large could sea creatures grow on a terraformed Ganymede?

If we assume a terraformed Ganymede has a global ocean roughly 800km deep, that food is bountiful, and that it has been populated by a variety of life from Earth, how large could these creatures gr...

1 answer  ·  posted 2y ago by Wax‭  ·  last activity 2y ago by Wax‭

50%
+0 −0
Q&A A drinks party underwater?

Landia, a land based civilisation, has recently established diplomatic relations with Aquatica, a civilisation of fish people. The two peoples exchange gifts to each other - including from Landia, ...

9 answers  ·  posted 3y ago by Fhnuzoag‭  ·  last activity 3y ago by Fhnuzoag‭

50%
+0 −0
Q&A How would an aquatic, air-breathing species organise its spaceship interior?

It's easy to imagine how would a water-breathing aquatic race outfit its spaceship - take a normal spaceship, insulate it, fill it with oxygenated water, possibly add some enhanced turbines to pump...

6 answers  ·  posted 4y ago by VienLa‭  ·  last activity 3y ago by VienLa‭

50%
+0 −0
Q&A What environmental factors would cause bipedalism underwater?

While reading this question about how non-primate mammals could develop a bipedal stance, I became curious about the broader reasons why animals could evolve to walk on two legs. I found some insi...

4 answers  ·  posted 3y ago by Zxyrra‭  ·  last activity 3y ago by Zxyrra‭

50%
+0 −0
Q&A An underwater creature that could take down a boat

Imagine that when Christopher Columbus sailed West in his Carrack to travel around the world to reach India, he had never made it to land, because halfway across the Atlantic Ocean between Europe a...

17 answers  ·  posted 7y ago by Mike.C.Ford‭  ·  last activity 3y ago by Mike.C.Ford‭

50%
+0 −0
Q&A How can primitive human species create an underwater civilization and adapt to their marine environment?

Hopefully this isn't two separate questions - I do feel like they are interconnected enough that they can be counted as one. I'm wondering if it would be possible for primitive human ancestors. Le...

2 answers  ·  posted 3y ago by Space_Cadet‭  ·  last activity 3y ago by Space_Cadet‭

50%
+0 −0
Q&A How to safely construct deep underground harbors on a Snowball Earth?

A radical shift in the Earth's orbit has made the Earth much colder, with all the oceans freezing over, and the atmosphere liquifying and falling as rain. Humans live deep underground in areas of h...

2 answers  ·  posted 3y ago by ak7‭  ·  last activity 3y ago by ak7‭

50%
+0 −0
Q&A What reason would a hidden, deep ocean society have to come up to the surface of a post-apocalyptic Earth and claim the land for themselves?

This is strictly Earth based. Would it be possible for a society to develop their own civilization underwater (nothing fantastical like Aquaman or whatever, but more of a grimy, hardscrabble existe...

7 answers  ·  posted 3y ago by Faz‭  ·  last activity 3y ago by Faz‭

50%
+0 −0
Q&A How would an aquatic race of humanoids move as flawlessly as humans do on land?

Assuming the same rules for physics apply to this world as they do for our own, how would a humanoid race that lives at the bottom of the sea be able to walk around like humans do on land? What kin...

3 answers  ·  posted 6y ago by Pleiades‭  ·  last activity 3y ago by Pleiades‭

50%
+0 −0
Q&A How might a highly intelligent aquatic species (mermaids) communicate underwater?

I'm trying to create basically realistic mermaids, and working on developing body language and vocalizations. I have most of the vocalizations I can think of (suggestions are still appreciated), bu...

11 answers  ·  posted 3y ago by Guest‭  ·  last activity 3y ago by Guest‭

50%
+0 −0
Q&A Fishing from underwater domes

It makes sense to me that the best food in an underwater dome complex would be fish. Considering the massive amounts of aquatic life in the vicinity, it could work pretty well. However, I can't th...

4 answers  ·  posted 3y ago by Redwolf Programs‭  ·  last activity 3y ago by Redwolf Programs‭

50%
+0 −0
Q&A What underwater creature would be well-suited as a pack animal?

Suppose that there was a tribe of nomadic mermaids whose lives were primarily centered around following pods of dolphins to eat. They live in the equivalent of the frigid antarctic seas. As they ...

9 answers  ·  posted 5y ago by cuddlefish‭  ·  last activity 3y ago by cuddlefish‭

50%
+0 −0
Q&A Bronze Age Underwater Civilization

I was thinking of an alternate history, in a part of a civilization, living along the Eastern Mediterranean, during the Bronze Age moves to the sea floor to found an underwater civilization. They ...

3 answers  ·  posted 3y ago by Anders Gustafson‭  ·  last activity 3y ago by Anders Gustafson‭

50%
+0 −0
Q&A What plant life and resources could humans consume if colonies were established on the ocean floor?

I'm interested in creating some construct of a society in the Twilight and Midnight zones of the ocean. By what means could they mine, farm, and trade in what is suppose to be a more futuristic so...

4 answers  ·  posted 3y ago by Francis Moon‭  ·  last activity 3y ago by Francis Moon‭

50%
+0 −0
Q&A World underwater: technical viability

I want to put a story in place where a country lived underwater, and I am wondering of its viability. Here is the world description: It is a square of 100 km*100 km on the ocean with the weather ...

1 answer  ·  posted 3y ago by totalMongot‭  ·  last activity 3y ago by totalMongot‭

50%
+0 −0
Q&A Looking for a soft substance that doesn't dissolve underwater

I'm writing a story that takes place entirely underwater, mostly in a deep sea town and shallower city. Both are underwater and populated by beings who can survive underwater. My thinking is that...

10 answers  ·  posted 3y ago by John Lewis‭  ·  last activity 3y ago by John Lewis‭

50%
+0 −0
Q&A Underwater city sanitation

In a vaguely Medieval setting with some limited magic, how would an underwater city handle sewage? Sanitation was one of the biggest limiting factors in the growth of human cities, and being under...

3 answers  ·  posted 3y ago by Overthinks‭  ·  last activity 3y ago by Overthinks‭

50%
+0 −0
Q&A Would an deep sea lava river be feasible?

I don't wanna reveal too much about my world, however, the basic idea is that there is a town of people who live deep underwater (they are biologically capable of doing underwater gas exchange and ...

2 answers  ·  posted 3y ago by John Lewis‭  ·  last activity 3y ago by John Lewis‭

50%
+0 −0
Q&A What would make good clothing for an underwater species?

A soft and vulnerable intelligent underwater species, you can consider them closely related to Earth's octopus - in the way chimps are closely related to humans. Consider that clothing is often wo...

7 answers  ·  posted 7y ago by DoubleDouble‭  ·  last activity 3y ago by DoubleDouble‭

50%
+0 −0
Q&A Underwater City- Applications of Nanotech

With the rise of global warming and our leaders not seeming to do enough about it, expanding our ranges past the earth's ground seems like something we must do eventually. Everyone always points to...

2 answers  ·  posted 3y ago by jaxon5225‭  ·  last activity 3y ago by jaxon5225‭

50%
+0 −0
Q&A Could a future, science-fiction submarine navigate almost vertical and/or turn upside down?

I have followed this forum for quite some time. Now is the time to ask my first question :) I'm currently working on a story in which a future, civilian luxury submarine is used to research some li...

4 answers  ·  posted 3y ago by Miguel Tofiño Vian‭  ·  last activity 3y ago by Miguel Tofiño Vian‭

50%
+0 −0
Q&A How to blow up water and fly through the wake

I want to achieve the following. Jet + secret base underwater + blow up water with bomb to gain entry to tunnel at bottom of the sea, see image: Say that the depth is 1000m, then Based on calcul...

2 answers  ·  posted 3y ago by Adam‭  ·  last activity 3y ago by Adam‭

50%
+0 −0
Q&A Submarine propulsion using evaporation

In a post-post-apocalyptic world with adequately schizophrenic tech, a tinkerer decides to build a submarine engine around a lump of radium, or some other reliable source of heat. But instead of us...

3 answers  ·  posted 3y ago by Eth‭  ·  last activity 3y ago by Eth‭

50%
+0 −0
Q&A What materials would I use to build an underwater city?

I'm currently trying to set up an underwater race in my world"”merpeople if you will"”and I'm trying to figure out how their city would look. I'm basing their religion and lifestyle on native civil...

4 answers  ·  posted 3y ago by Chloé B‭  ·  last activity 3y ago by Chloé B‭

50%
+0 −0
Q&A What would happen to a human dragged quickly from the surface to the mesopelagic zone?

My mermaids have returned, and now they're dragging semi-conscious people about 700-ish meters underwater. Is it realistic for the person to still be alive at this point? (Y'know, for about ten sec...

4 answers  ·  posted 3y ago by Guest‭  ·  last activity 3y ago by Guest‭

50%
+0 −0
Q&A Could a person scuba diving take off his air tank and use it to propel himself?

So, in my story, in a prelude to an epic aquatic fight scene, my main character gets chased by a great white shark. He swims as fast as he can but he can't escape. Just to clarify, he's wearing one...

12 answers  ·  posted 4y ago by MindX‭  ·  last activity 4y ago by MindX‭

50%
+0 −0
Q&A How do mermaids map ocean currents?

Humans lay road to gain fast access to distant places until aeroplane is invented, I would presume the mermaids living underwater can make use of the strong water current to get around the ocean qu...

2 answers  ·  posted 7y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A How can merfolks stream video in a way much similar to our WiFi but underwater?

Right now merfolks are totally envious of us watching a live stream video of cat(fight) via WiFi or satellite internet, ok ok I get it's not the speed but its latency... Urrrr. Nevermind that I sin...

6 answers  ·  posted 4y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A How do mermaids' ears work?

Whales and dolphins surely do not have ears similar to ours and yet they can pick up ultrasound underwater without fear of water pressure damaging the eardrum. Any idea how the mermaids with ears l...

2 answers  ·  posted 7y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A Would an average seawater mermaid be any larger than its freshwater counterparts?

Let's use the sea turtle and the terrapin as an example, need I say more? I used terrapin because like the mermaid which is half fish and half girl so a terrapin would serve as an excellent example...

4 answers  ·  posted 7y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A Does mermaid evolution come with buoyancy control?

I must admit this legendary or mythical creature is really fascinating and I am talking about the half fish half woman. I know most fish have the ability to control buoyancy as they can easily mov...

1 answer  ·  posted 7y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A Is it harder for an intelligent octopus to live on land, or a human to live in space?

I have a race of octopodes with the same intelligence distribution as humans. I want them to "colonise" land to a similar extent as we have "colonised" space; have regular transport between the oce...

8 answers  ·  posted 4y ago by Tim‭  ·  last activity 4y ago by Tim‭

50%
+0 −0
Q&A What are the architectural considerations when an underwater species builds a city?

I've got a species that lives in the Southern Ocean along the Antarctic coast, and they are basically a sentient crossbreed of Orca whales and elephant seals. They are omnivores, have opposeable th...

2 answers  ·  posted 4y ago by KeizerHarm‭  ·  last activity 4y ago by KeizerHarm‭

50%
+0 −0
Q&A Plausible futuristic infrastructure for an underwater micronation built 300-500 feet below the surface

My story takes place hundreds of years in the future after global warming has made life at the surface uninhabitable for most life forms. What's left of mankind survived because it became popular t...

3 answers  ·  posted 4y ago by HR Allsop‭  ·  last activity 4y ago by HR Allsop‭

50%
+0 −0
Q&A What would happen to a human body subjected to extreme water pressure?

First of all, I tried to look if this wasn't answered before. Found this and this but neither is exactly what I need. Some Context There's this race of humanoid fish people. They live in cities b...

8 answers  ·  posted 4y ago by Magus‭  ·  last activity 4y ago by Magus‭

50%
+0 −0
Q&A How do underwater societies develop mining?

You have an underwater civilisation, be they merpeople, octopus people, partially evolved humans or not. One thing that is always considered as a necessity in the development of any society is mini...

8 answers  ·  posted 6y ago by EveryBitHelps‭  ·  last activity 4y ago by EveryBitHelps‭

50%
+0 −0
Q&A Can my mermaids work?

Looking to how I can make Nagas and Mermaids able to exist and evolve in my story, I came across this post which explains how Nagas could evolve from humans: Anatomically Correct Naga In the top a...

2 answers  ·  posted 4y ago by TGCF ‭  ·  last activity 4y ago by TGCF ‭

50%
+0 −0
Q&A Underwater Farming

In my colonizing business, some colonists build a underwater base on a all-about nice planet. They are using food storage right now; but now they need to start farming. Ive looked up some farming t...

1 answer  ·  posted 4y ago by Aaron‭  ·  last activity 4y ago by Aaron‭

50%
+0 −0
Q&A How would a colossal explosion affect an ocean-based planet?

In my book series, a space station called the T-Ray that is capable of causing explosions the size of the Chixculub impact explosion just fired at a planet that is completely covered by a massive o...

2 answers  ·  posted 4y ago by The Weasel Sagas‭  ·  last activity 4y ago by The Weasel Sagas‭

50%
+0 −0
Q&A Can we actually "blow up" the sea?

Reading questions of How much TNT needed to blow up Mount Everest and the Moon - and especially the comments below it, I have to ask it: Can we blow up the sea? Detonating atomic bomb undersea ma...

1 answer  ·  posted 8y ago by Pavel Janicek‭  ·  last activity 4y ago by Pavel Janicek‭

50%
+0 −0
Q&A Could mermaids feasibly make clothing out of natural rubber?

In a world I'm currently developing, I'm working on a merpeople equivalent (more or less physically identical to your bogstandard mermaids, for the purposes of this question), and I want them to we...

3 answers  ·  posted 4y ago by Enthusiastic Leviathan‭  ·  last activity 4y ago by Enthusiastic Leviathan‭

50%
+0 −0
Q&A Do mermaids lay eggs underwater or give birth to live young?

Let's pretend these magnificent and beautiful creatures are able to reproduce asexually so we can forget about their mating habits or their partners. I have yet to witness any hard shell eggs laid...

7 answers  ·  posted 7y ago by user6760‭  ·  last activity 4y ago by user6760‭

50%
+0 −0
Q&A In a single-continent world, what could cause hydrothermal vents?

In the world I'm building, there is a single continent. However, in the deeper parts of the ocean, there are hydrothermal vents. They're pretty necessary to my story, but I can't figure out why the...

4 answers  ·  posted 4y ago by AzaleaGarden‭  ·  last activity 4y ago by AzaleaGarden‭

50%
+0 −0
Q&A What phonemes are most recognizable underwater?

In my fantasy world, there has been a longstanding presence of underwater civilizations, both alongside and independent of surface-based kingdoms. In the style of Tolkien's Beleriand, various conti...

2 answers  ·  posted 4y ago by Enthusiastic Leviathan‭  ·  last activity 4y ago by Enthusiastic Leviathan‭

50%
+0 −0
Q&A Could Air-Breathing Mermaids Colonize Atlantis?

I rediscovered this article recently and loved all the creative answers on how a mermaid might build underwater. This, for me, brought to mind Atlantis, the kingdom that sank into the sea. I've...

2 answers  ·  posted 5y ago by Lot-Of-Malarkey‭  ·  last activity 4y ago by Lot-Of-Malarkey‭