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Any issues with F8 eating Molly fry?

Posted: Wed Jan 30, 2013 8:46 am
by bluetongue
I have a pair of Mollies in my brackish tank that breed quite regularly. Are there any foreseeable issues with leaving the fry in there to be picked off by the fish in particular the F8? The F8 stays pretty full getting between 20-30 small pond and ramshorn snails every day but I do occasionally see it stalking and eating molly fry. I don't plan on raising any of the fry so if there are no issues I'll leave the breeding pair in there and the fry will be occasional snacks/fun for the F8.

Re: Any issues with F8 eating Molly fry?

Posted: Wed Jan 30, 2013 9:06 am
by bertie 83
Not really ideal for a f8. Not piscivores in nature. I would limit his Molly intake or eradicate it altogether

Re: Any issues with F8 eating Molly fry?

Posted: Wed Jan 30, 2013 11:22 am
by Pufferpunk
Not only fry but the adults, too!

Re: Any issues with F8 eating Molly fry?

Posted: Wed Jan 30, 2013 1:47 pm
by bluetongue
Well I have been thinking of getting rid of them anyway they were given to me when I was first cycling the tank as fry and now are nearly as big as the puffer. The only benefit is they help by eating the algae that the nerites don't touch but I can always remove that by hand. They seem a bit aggressive towards the BB gobies too so don't really need the molly waste machines in the tank anymore.

Re: Any issues with F8 eating Molly fry?

Posted: Wed Jan 30, 2013 8:33 pm
by Pufferpunk
Yes, they are excellent algae eaters.

Re: Any issues with F8 eating Molly fry?

Posted: Thu Jan 31, 2013 8:11 am
by RTR
Pretty much agree w/bertie and Pufferpunk. Fry are not very crunchy. The adults and fry are using tank water also, so reducing the water quality constantly. If you have an algae issue, try to handle the light intensity or time on to reduce the algae. Or reduce the stock to one adult - eventually they will stop reproducing. Use bumbee gobies to clean up F-8 scraps. Their biolad is tiny.