Re: No harvesting of eggs

Originally Posted by
pennylane
Hi all
this is my first post to this great site
Welcome, we have a lot of fun here, Rob. Where are you located? [I was too lazy to check your profile.]
had been reading for sometime after i got my killies
the-
Fundulopanchax Gardneri Nsukka as a gift
from my friend
a trio - 2 females and a male approximately 4 months old
Mature enough to breed, but I have had poor results with trios of GAR. One female is busy laying eggs with the male, and the other is just as busy eating every one as soon as it is pushed into the peat or mop.
the setup is a one-feet tank
with lots of hornworts and java moss and a lovely flowerpot
with peat moss all over the floor of the tank
question is
1) in the case of the killies lay eggs, can i let the killies eggs be?
(god knows where they lay their eggs....hornwort,peatmoss etc)
Call it natural selection.What is the success rate?
2) how to see that the killies are mature for sexing?
The males are very colorful and the females quite bland and lacking in significant markings. Sex is usually clear by a couple of months or less. The male has bright fin edging in all unpaired fins, while females have a few reddish brown spots at most. Males have blue or green irridescence with bright red spots and bars on their sides. Tail, anal and dorsal bands can vary from blue-white to yellow outside a dark red or nearly black band.
The eggs can be laid in the peat, on the moss, or (maybe best) in a sunken acrylic yarn mop in a dark color (makes eggs easier to find).
Predation by parents and older siblings is severe, so it is better to collect eggs for hatching elsewhere. You could get a survivor or two, but I would not count on it.
Im very new to this hobby
need some guidance
First bit of advice is that the forum moderators will insist on good punctuation and grammar, here. It is essential because so many of us have different native languages. Clear communications, without chat-room shorthand, is a big step in the right direction. 
Second is to not try to get eggs if you have all males. :wink: Do you have a real trio?
Third, is to spawn over yarn mops. You make those with vat-dyed acrylic or nylon yarn wrapped around a book at least 50 times, and better 100. Tie together at one end of the book and then cut through all strands at the other end. I like to microwave the mop in a container of water, just to the point of boiling. Then a good rinse under the cold faucet. This removes any residual dye or cleaning agents and makes the mop sink quickly.
Fourth would be to find a temporary container to hold the spare female, and alternate them with the male every few days.
Harvest eggs from the mop every week (or more often) and put them in clean tank water in a plastic Petri dish or covered food storage container with about 1/4" of water in the bottom. Keep covered, but change the water on the eggs every day for a week and then every few days until they hatch. Clean fingers work for me, but others suggest tweezers for handling the eggs. A few hours after they are laid, they are very tough, but new ones will pop when you try to squeeze them to remove. You can see the embryo develop and when the eyes are fully formed, with a gold ring around the iris, they are about ready to hatch (3 weeks or so?).
Last, but not least, is to feed rich live foods. I use CA blackworms a lot, and newly-hatched baby brine shrimp. You can get tubifex worms and they are good conditioning foods for breeders, too. Frozen bloodworms are good if they will take them. It takes a lot of good fatty acids to make healthy eggs, so richen the diet if all the eggs seem to die and fungus.
Good luck, Rob.
Wright
01 760 872-3995
805 Valley West Circle
Bishop, CA 93514 USA
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