Male+Female molly - Page 2 - Tropical Fish Keeping - Aquarium fish care and resources
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post #11 of 12 Old 08-08-2010, 11:54 AM
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Originally Posted by Oldman47 View Post
Many fish do not have the genetic fixed gender that we see in poeciliids, Kitten. Those fish are affected by simple things like a lack of one of the sexes in the tank. One or more will almost always switch to become the opposite of the sex that is already present. That is not the case with genetically determined fish like guppies, mollies, platies or swordtails. It is also not the case with the goodeid group of livebearers.

i know.i just wanted to let them know a type that does.

5x2x2 aro,highfin bat,fei feng,ST,albino tinfoil,c.perch
4x1.5x1.5 planted tetras,harlequins,
otto,WMM,2 types of celebes rainbows,rcs,amano, bamboo,red ramhorns,MTS
3.5x2.5x2 flowerhorn,pleco
3x1.5x1.5 russel's lion,blue cleaner,sixline and leopard wrasse,maroon clown pair,green chromis,scorpion,tiger cowrie,turbo,lyretail anthias,jewel,anemone,star polyp,marbled and giant green mushi,zoa
2x1x1 nano sw shrimps
22 May 2012
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post #12 of 12 Old 08-09-2010, 07:56 AM Thread Starter
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Originally Posted by Oldman47 View Post
The simple reasomnthat the "sex change" cannot be reverted is simple TankMaster. No sex change has happened. A young fish has started to show their true sex and that has confused the fish keeper, not the fish. As I already said in an earlier post in this thread, the sex of the common livebearers we keep is determined by the chromosomes of the fish, not some simple thing like tank water chemistry as happens with some cichlids. They can't turn back because they never turned in the first place. They merely allowed us to see their gender.
Transformation did indeed take place because my mollies where 2.5" already.


4 X F1 Copadichromis Mloto
2 X Platinum Polypterus
2 X Apistogramma Cacatuoides (Orange Flash)
2 X Apistogramma Cacatuoides (Sunburst)
5 X Ghost X-Ray Tetras
1 X Custom Strain Guppy
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