Breeding super-arcuatus CW-36

All posts regarding the care and breeding of these catfishes from South America.
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Troender
Posts: 83
Joined: 29 Apr 2007, 19:34
My cats species list: 29 (i:0, k:0)
Location 1: Askim, Norway

Breeding super-arcuatus CW-36

Post by Troender »

I've checked the Cat-eLog, and it says that breeding CW-36 is not reported. Right now I am giving it a try, but I haven't had any success yet. I've never had any success breeding any of the more difficult species yet (well, I haven't really tried very much either), so this is quite a challenge. What I ask about here, is if anyone has any idea on what more tricks I can try on them. They are in a species only tank. I've tried to lower the water for a while, with boring food, and then fill up with cold water, lowering the PH, giving good food and also putting in a little pump to speed up the circulation in the water. So far no success. With a very good imagination, I can maybe see that they've been a little more lively the last two days - but it's probably just because I am hoping to see something. The females are filled with eggs, so it's not that they are not ready. Does anyone have any more input to give me here. What else I can try. Or whether it's something special I can try for this species?
Inger Anne
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torbanite
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Re: Breeding super-arcuatus CW-36

Post by torbanite »

Hi Troender,

I'm not 100% sure that if the catelog says breeding of a particular species is "unreported" that it necessarily means it has not been done.
Case in point: a shop near me had some of the "common or garden" C. Arcuatus recently & I did some reading thinking I might buy some. (I didn't in the end -no time/ no space :-(.
However, I noticed that the Cat-e-log also lists breeding of that fish as "unreported", but it doesn't take much Googling to find reports that it has (& by one of the moderators of this forum apparently). So, my assumption was "unreported" should be read as "unreported [on this site]"? Maybe I'm wrong, in which case it's a bug in the cat-e-log, or the other web sites are "confused", or....

As for things to try.. I've no experience with the species in question, but one factor that I don't recall seeing mentioned much as a spawning trigger is photoperiod. I guess because lighting is usually only considered from the point of view of plants/algae.
If a fish is a seasonal spawner then it may be "programmed" to respond to days of a certain length, or to a dim period during the afternoon "thunderstorm" etc.
Opening the blinds and letting morning sunlight fall on the tank certainly seems to set my (very non challenging pepper) Corys off, as does the tank lighting coming back on in the evening after a few hours of "siesta". However, it's hard to think of anything that doesn't seem to set them off, so your mileage may vary.

Anyway, that's my two pence worth for this week.
:-).

Martin
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