# Is there any reason that semen would be bad for my fish?

**URL:** <https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644>\
**Category:** Factual Questions\
**Created:** [April 6, 2004, 11:23pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644 "2004-04-06T23:23:46Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![Mr.Blue\_Sky](https://avatars.discourse-cdn.com/v4/letter/m/d26b3c/32.png) [@Mr.Blue\_Sky](https://boards.straightdope.com/u/Mr.Blue_Sky)\
**Post date:** [April 7, 2004, 1:23am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/21 "2004-04-07T01:23:48Z")

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:eek:

Is it okay to wish death on myself?

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**Author:** ![Polycarp](https://avatars.discourse-cdn.com/v4/letter/p/82dd89/32.png) [@Polycarp](https://boards.straightdope.com/u/Polycarp)\
**Post date:** [April 7, 2004, 1:36am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/22 "2004-04-07T01:36:06Z")

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This deserves a cartoon: **GodSka** lying asleep in bed in the background, and in the foreground a fishbowl with the fishes gathered in a circle, and a caption: “Ok, Gladys, here’s the plan: First, we jump out of the bowl, and you get him hot…”

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**Author:** ![Bosda\_Di\_Chi\_of\_Tricor](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/bosda_di_chi_of_tricor/32/16845_2.png) [@Bosda\_Di\_Chi\_of\_Tricor](https://boards.straightdope.com/u/Bosda_Di_Chi_of_Tricor)\
**Post date:** [April 7, 2004, 1:36am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/23 "2004-04-07T01:36:09Z")

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Brings a whole new meaning to the term “fishing rod”.

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**Author:** ![ZebraShaSha](https://avatars.discourse-cdn.com/v4/letter/z/eada6e/32.png) [@ZebraShaSha](https://boards.straightdope.com/u/ZebraShaSha)\
**Post date:** [April 7, 2004, 2:16am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/24 "2004-04-07T02:16:17Z")

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I can see two fishes watching tv when this comes on:

Here’s our Jingle for Coldjizz  
Crunchy little Coldjizz  
The wholesome snack that smiles back  
until you bite their heads off!

See the fishes swimming…  
Oh, look the mackrels winning.

GodSka was not sad that they are apart  
Mangetout showed they’re baked and not fried

Did you know they’re made  
with real spermies  
Even though they look like wormies

The snack that smiles back… Coldjizz

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**Author:** ![DocCathode](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/doccathode/32/18773_2.png) [@DocCathode](https://boards.straightdope.com/u/DocCathode)\
**Post date:** [April 7, 2004, 4:36am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/25 "2004-04-07T04:36:25Z")

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Am I the only one worried that the guppies diet, combined with sunspot activity will cause them to mutate into massive creatures who threaten our very survival?

Or that **GodSka** will buy a parrot?

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**Author:** ![Tentacle\_Monster](https://avatars.discourse-cdn.com/v4/letter/t/ba9def/32.png) [@Tentacle\_Monster](https://boards.straightdope.com/u/Tentacle_Monster)\
**Post date:** [April 7, 2004, 4:52am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/26 "2004-04-07T04:52:01Z")

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You see, this is the reason I read this board. Keep us posted on any mutations.

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**Author:** ![AskNott](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/asknott/32/5790_2.png) [@AskNott](https://boards.straightdope.com/u/AskNott)\
**Post date:** [April 7, 2004, 4:52am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/27 "2004-04-07T04:52:13Z")

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“Those are the prettiest angelfish I ever came across.”

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**Author:** ![Sisyphus\_Stone](https://avatars.discourse-cdn.com/v4/letter/s/bc79bd/32.png) [@Sisyphus\_Stone](https://boards.straightdope.com/u/Sisyphus_Stone)\
**Post date:** [April 7, 2004, 5:01am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/28 "2004-04-07T05:01:57Z")

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Has this thread suggested a new euphemism for masturbation? Let’s see; wanking, spanking the monkey, tossing, beating off, feeding the fish.

Mum: Knock, knock “Stone? What are you doing in there?”

Me: “Nothing.”

Mum: “I hear you moving about. What **are** you doing?”

Me: “Oh, just feeding the fish.”

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**Author:** ![LolaBaby](https://avatars.discourse-cdn.com/v4/letter/l/d2c977/32.png) [@LolaBaby](https://boards.straightdope.com/u/LolaBaby)\
**Post date:** [April 7, 2004, 5:07am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/29 "2004-04-07T05:07:30Z")

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So…uh…I guess they swallow? 😕

Make sure you drink lots of pineapple juice. Or you could get slapped with animal cruelty.

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**Author:** ![astro](https://avatars.discourse-cdn.com/v4/letter/a/9dc877/32.png) [@astro](https://boards.straightdope.com/u/astro)\
**Post date:** [April 7, 2004, 5:14am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/30 "2004-04-07T05:14:49Z")

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[Where do you think this guy came from?"](http://www.cardmagnets.com/Monsters/75%20CREATURE%20BLACK%20LAGOON.JPG)

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**Author:** ![DocCathode](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/doccathode/32/18773_2.png) [@DocCathode](https://boards.straightdope.com/u/DocCathode)\
**Post date:** [April 7, 2004, 6:49am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/31 "2004-04-07T06:49:34Z")

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**Astro** There’s no need to bring the Creature into this. His love was innocent and pure, the kind of crush a second grader has on a pretty teacher.

I’m also shocked that no one has provided a link to the relevant South Park episode.

```
   "Seamonkeys+seamen=seaciety."
```

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**Author:** ![Etherman](https://avatars.discourse-cdn.com/v4/letter/e/958977/32.png) [@Etherman](https://boards.straightdope.com/u/Etherman)\
**Post date:** [April 7, 2004, 7:45am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/32 "2004-04-07T07:45:06Z")

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You know “sleeping with the fishes” is a euphemism right?

There’s a Moby Dick joke here, I am just to tired to find it.

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**Author:** ![dnooman](https://avatars.discourse-cdn.com/v4/letter/d/839c29/32.png) [@dnooman](https://boards.straightdope.com/u/dnooman)\
**Post date:** [April 7, 2004, 7:45am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/33 "2004-04-07T07:45:37Z")

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Go somewhere else. I have little tolerance for your stupid shit here. I hate to use such language in GQ, but I have little tolerance for someone that openly mocks our system of illumination. Be gone.

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**Author:** ![zut](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/zut/32/2875_2.png) [@zut](https://boards.straightdope.com/u/zut)\
**Post date:** [April 7, 2004, 11:22am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/34 "2004-04-07T11:22:10Z")

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> [@Mangetout](#):
>
> I suppose if you’ve got piranhas in the tank, you might want to stand back a little when you feed them.

Or candiru. _Definitely_ stand back if you raise candiru.

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**Author:** ![ZebraShaSha](https://avatars.discourse-cdn.com/v4/letter/z/eada6e/32.png) [@ZebraShaSha](https://boards.straightdope.com/u/ZebraShaSha)\
**Post date:** [April 7, 2004, 11:29am UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/35 "2004-04-07T11:29:56Z")

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**Semen itself has high concentrations of potassium, zinc, citric acid, fructose, phosphorylcholine, spermine, free amino acids, prostaglandins and enzymes, which nourish and protect the sperm…**

Does any of that harm fishes?

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**Author:** ![cybersnark](https://avatars.discourse-cdn.com/v4/letter/c/b9e5f3/32.png) [@cybersnark](https://boards.straightdope.com/u/cybersnark)\
**Post date:** [April 7, 2004, 1:43pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/36 "2004-04-07T13:43:57Z")

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I hope your aquarium can handle LARGE fish - where do you think sperm whales come from, anyway?

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**Author:** ![dantheman](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/dantheman/32/9421_2.png) [@dantheman](https://boards.straightdope.com/u/dantheman)\
**Post date:** [April 7, 2004, 1:47pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/37 "2004-04-07T13:47:23Z")

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> [@dnooman](#):
>
> Go somewhere else. I have little tolerance for your stupid shit here. I hate to use such language in GQ, but I have little tolerance for someone that openly mocks our system of illumination. Be gone.

😕

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**Author:** ![ZombiesAteMyBrain](https://avatars.discourse-cdn.com/v4/letter/z/b4bc9f/32.png) [@ZombiesAteMyBrain](https://boards.straightdope.com/u/ZombiesAteMyBrain)\
**Post date:** [April 7, 2004, 2:04pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/38 "2004-04-07T14:04:56Z")

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> [@Mangetout](#):
>
> I suppose if you’ve got piranhas in the tank, you might want to stand back a little when you feed them.

This was the first thing I thought of when I read this thread - talk about living dangerously!!!

What do you do when you go on holiday - do you leave a supply of readimeals for them in the freezer???

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**Author:** ![tiny\_ham](https://avatars.discourse-cdn.com/v4/letter/t/a183cd/32.png) [@tiny\_ham](https://boards.straightdope.com/u/tiny_ham)\
**Post date:** [April 7, 2004, 2:08pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/39 "2004-04-07T14:08:44Z")

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> [@dnooman](#):
>
> Go somewhere else. I have little tolerance for your stupid shit here. I hate to use such language in GQ, but I have little tolerance for someone that openly mocks our system of illumination. Be gone.

I got a Target flier this week in the Sunday paper. Apparently Senses of Humor are on sale for $5.99

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**Author:** ![plnnr](https://avatars.discourse-cdn.com/v4/letter/p/7ea924/32.png) [@plnnr](https://boards.straightdope.com/u/plnnr)\
**Post date:** [April 7, 2004, 2:22pm UTC](https://boards.straightdope.com/t/is-there-any-reason-that-semen-would-be-bad-for-my-fish/238644/40 "2004-04-07T14:22:18Z")

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According to people who would know such things, Peter North’s aquarium full of guppies died from one overfeeding. It really was quite sad.

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