ebjd question for ya.

  • We are currently upgrading MFK. thanks! -neo
TrikkyMakk;1698085; said:
According to what I read it said the way you can breed these things is to breed a female jd with a male ebjd, raise the fry and then breed a blue female offspring with the original blue male.


This is the reason that Blue Dempseys are weaker than regular Dempseys!!!

Inbreeding isn’t the end of the world, and provided we use logical approaches, then inbreeding in moderation can even be productive…

But that’s not what happened with Blue Dempseys… They were heavily inbred and the breeders were selected for qualities such as elongated fins as opposed to a true Jack Dempsey body shape or overall health. You let a daughter spawn with her Father and it won’t take many generations until you have a weakened fish…

Please do not spawn your fish to their offspring or parents… please avoid spawning sibling fish…

We all know that it is a fact wild caught fish are better quality than aquarium bred… I believe inbreeding is a HUGE part of this…

How often do you think someone buys a few fish from a store (95% chance they are siblings)… then they spawn (1st gen inbred) and the happy owner tells some friends… well a couple friends ask for a few offspring… they grow up and spawn together (2nd gen inbred)… and they tell some friends and it goes on and on…

I’ve traced fish back 4 generations as inbred siblings from people in our local fish club being friends and doing what friends do… sharing… and the fish are suffering from it!

I’ve kept fish for a lot of years and have never been a “breeder”, although I’ve had a lot of pairs form and broods hatch. Only recently have I been paying attention to the quality of the offspring and I’ve found that inbred fish have a much higher fatality rate in fry, the fry develop slower, grow slower, and have a higher percentage of overall weaker fish…

It’s common sense folks… you don’t get the best results by taking the easiest way… you get the best results by doing things right… and making a daughter screw her dad is never the right way to do things…


PS - TrikkyMakk, I understand you weren't promoting such inbreeding, you were simply relaying information. No harm no foul :D But we shuold be careful what information we relay as sometimes the information may be foul...
 
i really really like the ebjd. they are a less common genetic variant of th JD. the coloration i find incredible. i like them because these days i have started to lean much more closely to extensive aquaculture (what a geeky phrase!). they encourage the owners to pay close attention to stocking and water quality and aesthetics to really get the absolute best out of their fish. more so than other fish which will be more hardy regarding tankmates, disease and our nemesis Mr. nitrate.

i wish i had the time. i'd love to dedicate a 100gal and a great filtration (uv, drip, purigen) feeding and lighting system to a couple of these fish. i really would.

hmm, i have an idea...
 
nc_nutcase;1700212; said:
This is the reason that Blue Dempseys are weaker than regular Dempseys!!!

Inbreeding isn’t the end of the world, and provided we use logical approaches, then inbreeding in moderation can even be productive…

But that’s not what happened with Blue Dempseys… They were heavily inbred and the breeders were selected for qualities such as elongated fins as opposed to a true Jack Dempsey body shape or overall health. You let a daughter spawn with her Father and it won’t take many generations until you have a weakened fish…

Please do not spawn your fish to their offspring or parents… please avoid spawning sibling fish…

We all know that it is a fact wild caught fish are better quality than aquarium bred… I believe inbreeding is a HUGE part of this…

How often do you think someone buys a few fish from a store (95% chance they are siblings)… then they spawn (1st gen inbred) and the happy owner tells some friends… well a couple friends ask for a few offspring… they grow up and spawn together (2nd gen inbred)… and they tell some friends and it goes on and on…

I’ve traced fish back 4 generations as inbred siblings from people in our local fish club being friends and doing what friends do… sharing… and the fish are suffering from it!

I’ve kept fish for a lot of years and have never been a “breeder”, although I’ve had a lot of pairs form and broods hatch. Only recently have I been paying attention to the quality of the offspring and I’ve found that inbred fish have a much higher fatality rate in fry, the fry develop slower, grow slower, and have a higher percentage of overall weaker fish…

It’s common sense folks… you don’t get the best results by taking the easiest way… you get the best results by doing things right… and making a daughter screw her dad is never the right way to do things…


PS - TrikkyMakk, I understand you weren't promoting such inbreeding, you were simply relaying information. No harm no foul :D But we shuold be careful what information we relay as sometimes the information may be foul...

While you could inbreed them they do occur naturally as well. I don't personally recommend inbreeding, I was just stating what I coincidentally happened to read the day before.
 
like said there a color morph not a hybrid they do occure in the wild its jsut they don't have a good shot at survival they can't hide very well given there obvious color
 
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