About how long?

T

thegeckoguy

Guest
Well my female laid an egg. I have it incubating at temps about 86-88 so it will probably be male. So she laid her eggs about 2 1/2 weeks ago. It will be 3 weeks this sunday(3/16). So about how much longer will it be before it hatches? How long has it taken for your T/S males? Thanks:D
 
T

thegeckoguy

Guest
so about 6 weeks? so i got like 3 1/2-4 weeks left. Cool! Thanks
 
R

Rep-Tails

Guest
All of my temp sexed males last year we all under 50 days. Keep in mind that a constant incubation temp of 87-89F may increase embryo losses. Sex determination in established in the first 3 weeks of incubation, it is not necessary to maintain the determining temperature all the time. To avoid thermal stress expose the eggs you want to be male to 90F for 12 hours a day and down to 85F for the other 12 hours. This is why some of my hatch a little later.
 

liljenn

Member
Messages
695
Location
Greenville, SC
Rep-Tails said:
All of my temp sexed males last year we all under 50 days. Keep in mind that a constant incubation temp of 87-89F may increase embryo losses. Sex determination in established in the first 3 weeks of incubation, it is not necessary to maintain the determining temperature all the time. To avoid thermal stress expose the eggs you want to be male to 90F for 12 hours a day and down to 85F for the other 12 hours. This is why some of my hatch a little later.

I thought that fluxuations like that caused problems (ie. loss or abnomalities)
 
R

Rep-Tails

Guest
I havent seemed to have any problems (yet, knock on wood). I have done this the last 2 years. I only do this for the first 3 weeks, then I set all the male eggs at a constant 88F
 

goReptiles

New Member
Messages
2,639
Location
Georgia
about 40-45 days. It's been a while since I've incubated for males though. Since before my break from breeding a few years back.

Rep-Tails, I've always heard fluxuating temps was bad. That fluxuating temps can cause hatchling deformities and deaths. I've never heard anyone say it was safe. It's why many breeders say not to raise temps on the last 2 weeks for females to be brighter. May I ask why you do this? What purpose does it serve? (I hope that doesn't sound rude. I'm just curious as to why you started this technique.)
 
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fallen_angel

Fallen Angel's Geckos
Messages
7,937
Location
Stockton, CA
we incubated ours at 88 degrees for three weeks and then 86 for the remainder of the time, and one hatched in 36 days, the other 39 days
 
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wout1977

Guest
i keep my TS male around 88 all the time , hatching around 38 days
TS female around 80 , 55 days
 
R

Rep-Tails

Guest
goReptiles said:
about 40-45 days. It's been a while since I've incubated for males though. Since before my break from breeding a few years back.

Rep-Tails, I've always heard fluxuating temps was bad. That fluxuating temps can cause hatchling deformities and deaths. I've never heard anyone say it was safe. It's why many breeders say not to raise temps on the last 2 weeks for females to be brighter. May I ask why you do this? What purpose does it serve? (I hope that doesn't sound rude. I'm just curious as to why you started this technique.)

I bred my first year going by everything i read from Ron Tremper, and all went well. Then I started reading things from other people and was not sure how much I can trust it. I figured he hatches so many hatchling he should know what he is talking about. Like I said knock on wood, I havent had any problems with any eggs, and have had really good hatch rates the last two years. I only do the temp fluxuating for the first three weeks of incubation. Now this year my I have changed my incubator. So I will incubate for female the first three weeks at 82F then change then over to 88F. I only do this to reduce the amount of melanin produced in females at lower temps. It doesn't sound rude, I understand that you are just asking. I havent been doing this as long as some other on this site, but everyone has a little different technic and so far it has worked for me.
 

Golden Gate Geckos

Mean Old Gecko Lady
Messages
12,730
Location
SF Bay Area
At 86-88 degrees, you should have babies between 6-7 weeks.

I only do the temp fluxuating for the first three weeks of incubation. Now this year my I have changed my incubator. So I will incubate for female the first three weeks at 82F then change then over to 88F. I only do this to reduce the amount of melanin produced in females at lower temps. It doesn't sound rude, I understand that you are just asking. I havent been doing this as long as some other on this site, but everyone has a little different technic and so far it has worked for me.
I'm glad you have not had any problems using this method. Actually, it was NOT Ron Tremper who came up with this incubation technique... it was the Dr. David Crews staff and labs at Texas A&M that discovered this incubation method back in 1988. Most breeders nowdays do NOT use this method due to the high rate of deformities, and the ethical concern that is does not produce the 'true' pigment/coloration of the geckos.
 
R

Rep-Tails

Guest
I just read that in RT's book. Ok may I ask how do you incubate Marcia? Do you just leave your females at 82F till they hatch? So if you dont swap them over at 3 weeks the amount of melanin produced is no different?
 

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