Worker life span / dead workers

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Worker life span / dead workers

Beitragvon Kurgan » 7. Aug 2008 15:39

Things seemed to be going well since my colony moved out of the tube.
I've just noticed however a lot of dead workers (10+) in the basin, I'm not sure how long they have been there but they weren't there when the colony moved. There are still lots of active ants in the farm but I'm concerned. How long does a worker live for? Is there anything I should be thinking of that could be killing my ants?
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Beitragvon Calco » 7. Aug 2008 16:20

well that would bring up a few questions:
What are you feeding them?
What species?
What kind of setup?
If you give us some more information like this we might be able to figure it out :)

Im guessing if they are ordered ants and have just left the test tube i dont think that they will be dying of old age
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Beitragvon miszt » 7. Aug 2008 16:39

depends on the species, first generation workers are not very long lived
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Beitragvon Kurgan » 7. Aug 2008 17:32

sorry I should have tagged this onto one of my older posts.
L niger.
Antstore starter setup farm sand/loam and basin.
Moved from testtube about 3 weeks ago, queen+ 10-15 workers arrived 3 months ago. Before they moved about 40 workers or so.
Fed on honey water + assorted insects, mostly small moths.
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Beitragvon damondeionno » 7. Aug 2008 21:56

Kurgan

I would suggest that the big change is in exposure to the atmosphere. When they were in the tube they were relatively protected. Now they are in the basin, anything in the air can affect them.

Do you use an aerosol deoderant? Air freshener? Insecticide to treat fleas on other pets?

Also did you use any chemicals to clean the basin or substrate.

Are you a heavy smoker? Did you smoke while observing your ants?

That kind of thing.
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Beitragvon Kurgan » 8. Aug 2008 03:23

The only thing I can think of is the mothballs in the wardrobe but it is a ways away from the ants. Could that really affect them?
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Beitragvon damondeionno » 8. Aug 2008 08:36

I doubt it.
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Beitragvon highered » 8. Aug 2008 09:29

I think Laisus niger workers live for up to one year in captivity.
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Beitragvon JimmyVe » 8. Aug 2008 11:49

Like miszt said, first generation workers don't live very long. Normally a Lasius niger worker can live up to 3 years. I'm not sure what is wrong, if there is something wrong, but i would keep an eye on them, if more will die soon there is something wrong.
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Beitragvon miszt » 9. Aug 2008 14:28

if you started with 10-15, then had 40, but 10 died, its safe to say that is a normal colony progression and that it was 1st gen workers dying off, as long as you dont see to many more and your colony size drops below the level of new workers being produced

make sure the colony is not to hot (21C is a good temp for L.niger), they have access to fresh water and sugar/honey, try to keep them sumwhere without to many tempreture fluxtuations

good luck :)
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Beitragvon Kurgan » 15. Aug 2008 20:36

I moved the colony into the kitchen just to be safe. So far they still seem to be thriving, no dead ants.
I've noticed today though in the main chamber they've dug some slightly larger workers, paler with bigger stretched abdomens next to the queen. What are they? newly hatched workers?
Cheers,
Ed
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Beitragvon KiamCameron » 15. Aug 2008 21:40

Yeah the pale ones are newly hatched workers its normal there bigger as the generations are going on so the workers will start getting bigger ;)
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Beitragvon JimmyVe » 16. Aug 2008 12:56

The paler workers will color nicely after a few days. :)
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Re: Worker life span / dead workers

Beitragvon AndyB » 25. Feb 2009 21:42

Yeah, the later generation workers should be bigger due to the fact that they are receiving alot more food than the first generation. i have noticed this with my workers to.
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