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#bioluminescent squid
heartnosekid · 5 months
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the hummingbird bobtail squid (euprymna berryi) | source
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ruthlesslistener · 1 month
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Psst. Hey. Y'all should totally vote for the Mollusc of the Year awards, which are currently open at the moment: the winning species will have its genome sequenced for free, which greatly helps out the scientists studying it. Here are this year's candidates:
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All of these guys are really cool, understudied invertevbrates, so spread the word! Its totally free, and you get to learn more about a bunch of cute underrated little guys
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sarahmackattack · 8 months
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Giant squid. Why are those eyes so big?!
Giant squid have the biggest eyes in the animal kingdom For a long time, scientists weren't sure why giant squid eyes were so massive.
Somewhat recently, we realized that their eyes are probably so big to see the bioluminescence around diving sperm whales!
Sperm whales can eat an absurd amount of squid in a day- we're talking up to 700 squid in a DAY (not 700 giant squid- that would be obscene). Sperm whales are one of the major predators of giant squid, so it's super important for them to be able to see 'em coming.
Thanks, huge-ass eyes.
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aeriona · 4 months
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Deep Grand Reef. (total drawing time: 11 hours, 5 minutes.)
Also a bonus meme under the cut because I couldn't help myself:
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I'm sorry. I noticed it while moving layers around and he Haunted me.
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makofinz · 2 months
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glow squid!! like me!!! like meee!!! ^_^ im a glow squid if u didnt know…. ik for a fact the tentacle # is wrong but some r like behind it or something u need to trust
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gatorstims · 2 years
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A Glow Squid stimboard for anon!
🦑 💠 🦑 | 💠 🦑 💠 | 🦑 💠 🦑
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loz-the-noob · 8 months
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GLOW GIRL GLOW ‼️‼️‼️
From a scene in a rp with @azzyskyes!
Please don’t interact if you’re a proshipper i have my brain straw ready >:3
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soft-stims · 2 years
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Glowsquid stimboard for anon
x x x - x x - x x x
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yourfellowhuman07 · 10 months
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Ok so I just learned about an animal called the Bobtail Squid and it is the best thing to ever have been created!
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It’s a cephalopod that lives in the shallow waters of the Indo-West Pacific, East Atlantic, and Mediterranean oceans/seas. It is about the size of a golf ball with about 68 different species.
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During the day they hide themselves in the sand that sticks to the surface of their skin.
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Then during the night they come out to feed. They also use a special light organ along with the help of bacteria in their mantle to glow, match the moon and starlight; thus, camouflaging them from predators.
I would say I want twelve of these things, but it would be wrong to take them out of their environments. I’ll love them from a distance.
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typhlonectes · 10 months
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The Mystery of the Largest Light in the Sea
This giant squid has the world’s biggest light-producing organs. But why?
A quarter-mile below the ocean’s surface, in the borderless realm of the midwater, two blue-green orbs illuminate the inky black. 
They glow for a few seconds then disappear. When they return, it’s for the same duration. The same disappearance. It’s a signal, a message, the morse code of an ancient language of light.
Friend or foe? Rival or mate? I am here, I am this.
These orbs belong to Taningia danae, a species of deep-sea squid who can grow to more than seven feet in length and weigh more than 130 pounds. Also known as the Dana octopus squid for their eight arms and lack of feeding tentacles, these animals glide through the depths on a pair of huge muscular fins that unfurl from their maroon-colored body, or “mantle.”
Their arms are lined with two rows of sharp retractable hooks. And, like most deep-sea squid, they are adorned with light organs called photophores. They have some on the underside of their mantle. There are more facing upward, near one of their eyes. But it’s the photophores at the tip of two stubby arms that are truly unique. The size and shape of lemons—each nestled within a retractable lid like an eyeball in a socket—they are by far the largest photophores known to science...
Read more: 
https://nautil.us/the-mystery-of-the-largest-light-in-the-sea-308189
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angelnumber27 · 1 year
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Strawberry squid (Histioteuthis heteropsis)
Photo by Paul Caiger @ Woods Hole Oceanographic Institution
One of my favorite creatures ever!! 🦑・゚✧*:・゚✧
These beautiful elegant creatures are found in the tropical/subtropical waters of the Atlantic and Pacific oceans. They live in the Mesopelagic zone which is often also referred to as the “twilight zone.”
Strawberry squid can be found between depths of from 1,000 meters (3300 feet) and the surface, where they go at night to feed
The photophores within the tissues of their skin produce a distinctive bioluminescent flashing glow which attracts prey. That’s why they look bedazzled!
Strawberry squids have asymmetrical eyes that allow them to perceive light in both bright and dark surroundings. One eye is small and blue while the other is large and yellow and both were adapted for their own unique purpose!
I could go on forever bc these creatures are not only so breathtaking but also soooo incredibly interesting
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revretch · 1 year
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More bug questions (but also bacteria) what's up with bioluminescence??? Like I know with lightning bugs it's a mating thing, but what about glow worms, or those bacteria in the ocean that make it light up nuclear blue sometimes??? Like what's up with that???????
Lots of reasons! (Yes, Wiki links, I know--check the sources!)
Sometimes, for the same reason predatory fungus gnat larvae (and bug zappers) luminesce--to attract prey! Like flying insects, deep sea organisms orient themselves by the light filtering down from above. Many pelagic organisms make a nightly journey to the surface. So, like insects, they'll go toward the light.
Because it looks like the lights from the surface, it can also be used as camouflage.
They might also bioluminesce to make themselves a flashlight. Red light cannot penetrate deep below the water's surface, so many ocean animals are blind to it. An animal that casts its own red light, and is the only animal around that can see that red light, can see in what would be darkness to everyone else. Such is the method of the loosejaw.
Other animals, like vampire squids and bomber worms, emit a dazzling display of blinding bioluminescence to disorient predators.
That said, some deep sea animals *do* bioluminesce for mating displays! Some ostracods, for instance.
Symbiotic bacteria luminesce because their host relies on it, and they rely on their host staying alive. As for why non-symbiotic bacteria luminesce...well, it depends on the bacteria, and apparently we're still not sure. One hypothesis is that it helps mitigate oxidative stress.
Or maybe it's just to make the ocean look cooler.
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transfemrecusant · 10 months
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The Sea Creature of the Day is the Firefly Squid!
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im gonna be honest, among sea creatures ive hyperfixated on, squids are not one of them. so, while i cant give much of a fun fact here... can we just appreciate how beautiful bioluminescence is? if i ever got the chance to see these guys spawning season i would literally cry
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sarahmackattack · 2 years
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When we look at pictures like this, it's really hard to tell how big the animals are because the open ocean doesn't have much out there for us to compare to!
Sometimes tiny things (like anglerfish*) seem massive, & HUGE animals seem kinda normal.
The squid in this picture? Taningia danae? These bad boys can grow to 7.5 feet.
That means those big photophores are like, lime-lemon sized. HUGE.
*anglerfish are like- NOT big. Most are between golf ball and baseball sized. Some are basketball sized, but that's less common!
Image from Schmidt Ocean
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aeriona · 1 year
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What If I made the squid people even more creature? What then?
This is Averie, she a gamer.
Massive props to @dogtoling for the inspiration, I mostly used their (extremely awesome) inkling design but I added a tail because tails are cool. No biological/scientific reason, i just think it’s neat.
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rubystims · 2 years
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🦑 / 🐙 / 🦑 🐙 / 🐙 / 🐙 🦑 / 🦑 / 🦑 A squid and octopi stimboard for anon!
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