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Why is a fish when it swims?
The answer to that question is supposedly "Because the higher it flies, the much."
That question was posed "years" ago and I, to this very day, deeply regret the reticence that I felt at the time regarding questioning the veracity of that answer. Until now. Is anyone familiar with this issue who could perhaps step forth and offer clarification? |
Many fishes swim by contracting and relaxing a succession of muscle blocks, called myomeres, alternately on each side of the body, starting at the head and progressing down toward the tail. The alternate shortening and relaxing of successive muscle blocks, which bends part of the body first toward one side and then toward the other, results in a series of waves traveling down the fish's body. The rear part of each wave thrusts against the water and propels the fish forward. This type of movement is quite clearly seen in the freshwater eel. Because movement of the head back and forth exerts drag, which consumes additional energy and slows travel, a great many fishes have modified this snakelike motion by keeping the waves very small along most of the length of the body, in some cases showing no obvious movement at all, and then increasing them sharply in the tail region. It is the end of the traveling waves that moves the tail forcefully back and forth, providing the main propulsion for forward motion. A simpler form of tail propulsion is seen in such inflexible-bodied fishes as the trunkfish, which simply alternates contractions of all the muscle blocks on one side of the body with those on the other side, causing the tail to move from side to side like a sculling paddle.
Some of the predatory bony fishes are the fastest swimmers; they can cruise at speeds that are between three and six times their body length per second and may be able to reach 9 to 13 body lengths per second in very short bursts. Some fishes, such as the blenny, which has been timed at 0.8 km/hr (0.5 mph), swim very slowly; others, such as the salmon, which may reach a sustained speed of 13 km/hr (8 mph), move much faster; and it has been estimated that tuna may reach speeds of 80 km/hr (50 mph), and swordfish, 97 km/hr (60 mph). |
What are you on, and where can I get some?
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I dare not attempt to answer this one. A physicist might refute me.
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As a physicist, a falling fish can be approximated as a point mass in a vacuum.
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Like, physicist fish really exist. We're not all fools here, you know. |
How do lesbians figure in to this post?
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Which "issue?" The question? The answer? Your regret? Your reticence? The veracity of the answer? Your questioning of the answer? Why you put "years" in quotes? You have to be much more specific before I cannot help you. |
Excellent answer Adrian however I think you missed the point completely... you explain the how of a fish not the why.
I believe the why of a fish is to be served raw on a little piece of rice with some wasabei. |
And does the fish know what water is if it surrounds it, provides its nurishment and a means of moving - when it doesn't have a point of reference? But I suppose it would miss it dearly once brought on deck only to be scaled, gutted, filleted, decapitated and consumed in all manner. Then the fish would understand clearly of this water and would miss it madly - that stuff that they know not of until it wasn't...
I like Fatty Tuna...Toro Thank You! |
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Your "years in quotes" question is better left unaddressed. For now. |
42
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Actually its 42 and a third.
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The wasabei and the masai are verrrry different people. I went to Africa once (one of my favorite countries) and asked a swahili why that was. He said "I have no idea. I'm only a language." |
I thought this was the anti-phishing thread. Stoopid criminals.....
Now where did I put my keys? |
If a fish were to be put in a bucket of water and spun in the deepest, darkest part of space with no stars for reference points, would it swim?
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Man I wish I had some shrooms.
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Its ok to eat fish, cause they don't have any feelings
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I'm sure they care very deeply about fishy topics. |
Finnish: Elävä kala ui veden alla.
Estonian: Elav kala ujub vee all. Hungarian: Eleven hal úszkál a víz alatt. Ian |
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Valkosipulisilakat
1 kg silakoita tai 500-600 g silakkafileitä mausteliemi: 4 dl vettä 1 tl suolaa 3 rkl väkiviinaetikkaa kastike: 1 dl majoneesia tai kermaviiliä 1-3 murskattua valkosipulinkynttä 1 tl suolaa hivenen sokeria 1 maustemitta pippuria 1 tl rakuunaa 3 rkl tilli- tai persiljasilppua Liota silakkafileitä noin 6 tuntia etikkavedessä. Valuta fileet. Jos haluat, voit poistaa fileistä nahan. Sekoita kastikkeen aineet keskenään ja pane fileet siihen maustumaan. Anna fileiden maustua kylmässä noin vuorokausi. |
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i grill my fish on the BBQ on a bed of onions so it does not stick to the grill.
T$ |
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The answer to that question is third grade math: "Because the lower it flies, the less." |
Does fish vagina smell like people?
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But, she said "Animals are my friends, and I don't eat my friends." Oh well, for me I thought...:p "Yeah, but you eat fish." "Well, Fish are STUPID animals!" The more I think about this, the more I think she was a lesbian. |
You can't be a partial lesbian.
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But you CAN be a lesbian in a man's body. I know this for a fact. :cool: |
I was wondering why the fish was getting bigger, then it hit me.
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you want "STUPID animals"???
Oysters! |
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It reminds me of the old koan: "Why is a bullfrog like a teakettle?"
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I remember once, years ago, contemplating that old koan for hours on end while standing barefoot in cold drizzling rain, alone on the bank of a remote mountain river, stepping with one foot, in and out of its icy rushing water with metronome-like regularity, ultimately coming into a state of enlightenment wherein a blinding stroke of lightening rent the blackness of the night and thunder clapped my ears, booming the words into them, "You can't step in the same river, even once!" |
I peed in a river like that once.
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Picture yourself in a boat on a river, with tangerine trees and marmalade skies. Somebody calls you, you answer quite slowly: "A girl with kaleidoscope eyes!" Cellophane flowers of yellow and green, towering over your head. Look for the girl with the sun in her eyes ... and she's gone!
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I blame the Jews mostly.
Caught this baby Jew in the gulf 6 miles North of Marathon Key 2 weeks ago. My first Jew. Live shrimp on a jig head in about 8 feet of water. The next fish caught was his brother, but about 10 lbs heavier. The Jews are making a big comeback in FL. It would have been nice to eat them... http://forums.pelicanparts.com/uploa...1226153562.jpg |
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