This Pressure Picture Reveals Why Jellyfish Are So Damn Efficient

This Pressure Picture Reveals Why Jellyfish Are So Damn Efficient

Jellyfish are amazing creatures, travelling in massive blooms and pulsating mesmerically to drive themselves through the water. But how does that simple motion manage to push them through the water so quickly?

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Size Matters If You’re Fishing

Apparently the size of the fish you fish matters if you’re fishing on a large scale. You may not have thought about this, but it makes sense given broad overfishing concerns plus our knowledge of selective breeding. As MinuteEarth explains, there are laws that establish a minimum size for catching fish so young fish have a better chance of growing up and reproducing. Which sounds like it makes sense. But an unintended consequence of these laws has been fisherpeople catching the largest fish they can, thus creating a situation where small fish reproduce disproportionately with other small fish. And the issue there is that small fish don’t produce as many eggs and don’t equip their eggs with as much built-in food for the development process. Add that to genetic predisposition to be small and you’ve got small fish producing less total offspring but more . . . small fish. You know what, it’s a whole big fish small fish thing, just watch the video.

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This Robo-Fishmonger Fillets With Laser Precision

If you don’t know a gill from a dorsal fin, don’t worry: this robot, developed by Harry Westavik’s team at SINTEF Fisheries and Agriculture in Trondheim, Norway, uses 3D laser scanning to fillet your fish with precision.

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Want to Be a Mermaid? There’s a School For That

I’m sure a lot of little girls wanted to become mermaids at some point in their lives. I’m guessing probably after they watched The Little Mermaid or some other movie which featured the mythical creatures.

There’s no way you can actually become a mermaid, but now you can learn how to be one (or at least, swim like one) at an actual school located in Manila, Philippines.

Mermaid SchoolThe school is called the Philippine Mermaid Swimming Academy and they’ll basically teach you how to swim like a mermaid. Students will be outfitted with “mono-tails” and will be taught basic mermaid moves like dolphin kicks and handstands.

The classes are being taught by professional divers and swimmers, with each 2-hour lesson costing approximately $62.

Through the lessons, instructor Annabelle Jimenez hopes to impart the playfulness and beauty that’s often associated with mermaids to her wards.

[via The Telegraph via TAXI]

Scientifically Accurate Finding Nemo Would Be Horrifyingly Incestual

Scientifically Accurate Finding Nemo Would Be Horrifyingly Incestual

Okay, so, um, here’s your perception warping, good times stomping news of the day: Finding Nemo is a damn lie. Not in a oh fish can talk sort of harmless lie but in an oh my god Nemo would grow up to bone his dad sort of awful lie. The Fisheries Blog broke down the science of Finding Nemo and pretty much exposed that Nemo’s mom would die, Nemo’s dad would switch sex and Nemo would eventually mate with his female dad.

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Fishbowl Toilet: Swim or Get off the Pot

Do you love fish? I mean really love fish? To the point where you have to watch them swimming as you pee? If the answer is yes, then don’t flounder and check out this fishbowl toilet today.

fish toilet
Or if you want to send a gangster style message, give it as a gift with a note attached saying that “Luca Brasi pees with the fishes.” Just replace Luca Brasi’s name with your friend’s name. And yes, they will be peeing with the fishes.

Poor fish. That’s just how they wanted to live their life, watching other life-forms excavate their bowels and bladders.

[via Thisiswhyimbroke]

Aquabots Let You Maintain an Aquarium Even if You Forget to Feed the Fish

Have you ever wanted a home aquarium, but were afraid your fish would end up dead due to neglect (or the cat?) Well, now you can have a little robotic swimmer who never needs anything more than a change of batteries.

aquabots

Made by the guys behind the creepy, crawly Hexbug robots, Aquabots are little robotic fish which wriggle realistically through the water. Just drop them in the water, and they’ll swim around on their own. They automatically turn on when they come in contact with water – though they’ll only swim for five minutes at a time to conserve battery.

aquabots 2

While the video below shows several Aquabots swimming in harmony, it’s not advised because big fish eat little fish their electromagnetic propulsion systems can interfere with one another. Though what’s the worst that could happen?

They come in either a shark or clown fish designs, in a wide variety of translucent colors, so you can see into their robotic guts as they swim around. You can find Aquabots over at Red5 for £7.95 (~$12 USD) each.

Robot Used To Find Sturgeon Fish

Robot Used To Find Sturgeon FishRobots – this is a subject that many would be interested in and fascinated with, especially when you consider how robots are capable of helping humans live out an easier life. Well, there is an upward trend when it comes to robots, and this time around, we have an autonomous glider robot which is assisting University of Delaware scientists in order to locate endangered Atlantic sturgeon fish in Delaware waterways – and of course, beyond that.

The University of Delaware reports, “More than a century ago, an estimated 180,000 female Atlantic sturgeon arrived from the coast in the spring to spawn in the Delaware River and fishermen sought their caviar as a lucrative export to Europe. Overfishing contributed to steep population declines, however, and today numbers have dwindled to fewer than 300 adults.” Relying on satellite information and historical records of ocean conditions, it allows one to to pinpoint migrating species which has been previously tracked in order to predict just where they are on any given day.

By Ubergizmo. Related articles: XRL Robot Leaps High Enough To Make Spiderman Proud, Self-Assembling Printed Robot, Transformers A Reality Soon?,

    

Magikarp Swallows Nintendo DS, Sony PSP

If you’re a Pokémon fan, you probably are familiar with the Magikarp – or as is known in many circles, the Magicrap. Despite being arguably the most useless Pokémon, the orange fish is still one of the most popular characters in the series. So what better way to show your allegiance to the splashy Magikarp but to carry around your handheld gaming system inside of one.

magikarp case

Flea Circus Designs‘ interpretation of the Magikarp is definitely a bit more rectangular than we’re used to seeing, but they had to make it that way so it could stand a chance at holding onto a game system. It’s made from fleece and felt, and is big enough to hold onto a Nintendo DS, DS Lite, 3DS or a Sony PSP. It’ll also gobble up most cell phones and small digicams. Magikarp’s mouth is also lined with Velcro to make sure that it doesn’t accidentally spit your gadget out.

Cast your rod and reel in the Magikarp case over on Etsy for $25(USD).

Japanese Model Fish Turns into Model Sushi

Japan is home to all sorts of weird and wonderful items, and why stop now? While I’ve enjoyed building models since I was a little kid, I’ve typically stuck to cars, motorcycles, airplanes, and the occasional robot. But in Japan, you can build a model of a fish. But this isn’t just any fish model, no. It’s a model that can be deconstructed into a meal. This is the fish that the guys at iFixit would order if they could.

sushi model

When it arrives, the foot-long fish model looks like an ordinary Maguro tuna. But pull it apart and you’ll find all of the cuts of fish you might find on your dinner table. Though if you are into eating sushi, I can’t guarantee that these plastic pieces will taste as good as the real deal. The model even ships in a styrofoam container that makes it look like freshly-packed fish, along with a replica of a sushi knife and cutting table.

sushi model 2

Not that I was planning on running out and buying one of these, but the ¥29,000 (~$240 USD) price tag has definitely eliminated any such thought that might have entered my mind. Though I do think I’ll have some spicy tuna rolls for lunch today.

[via Hobby Media (IT)]