Synodontis lucipinnis spawn!

chriscoli

Administrator
I've been trying on and off to figure out what sort of encouragement my Synodontis lucipinnis need to get spawning. I got two groups of 6 or so from Dave at various points in the past and they've been growing out quite nicely. I've been seeing lots of chasing behavior, so I figured that was a good sign.

Well, after trying unsuccessfully to gather a batch of eggs using all sorts of variations on the overturned pot on a bowl of marbles method, I've come to two conclusions:

1. these fish take a while to mature
2. too many catfish in the spawning hut does not make for a successful spawn

Although I've seen lots of chasing, and what I thought were plump females. It didn't compare to what I started seeing a few weeks ago. Same chasing, but now the females were ENORMOUS! (seriously, they looked like each had swallowed a large marble). I renewed my efforts to collect a batch of eggs, but ALL of the catfish (about 9 or 10 at this point) ended up dogpiling in the spawning hut all at once and it was just fin and whisker mayhem in there.

So, I evicted a few fish from a 10 gallon tank which had become overgrown with java moss and subwassertang, and put a plump female and what I was guessing were 2 males in with her. I put a coconut hut over a huge wad of moss and checked on them every morning and evening. Within 48 hrs, the female was skinny again so I pulled all three fish out. When I did this, I disturbed the coconut hut and moss and saw a whole bunch of eggs go floating around the tank. YAY! success!


So I left the tank there without fish....hopefully just eggs. I watched, and tried not to poke at the moss too much. To be honest, I gave up last week and figured I'd try putting them back in again soon. Yesterday I did a double-take, though, because I saw fry!

I have no idea how many are in there, but every time I look at the tank I see between 4 and 6 right off the bat. Hopefully they're not too fragile. They are really the weirdest fry I've seen....extremely white and active, and they have a hair-fine long whisker on each side of their face that make them nearly as wide as they are long.

lucipinnis fry-0320.jpg
 
Awesome!! I've managed to get two baby lucippini babies grow up in a 45 with 12 mbuna and 8 adult synos, but it was mostly just luck!
 

chriscoli

Administrator
Anyone spawn these before? As the fry have gotten larger, I'm noticing a major size disparity forming......a few are as much as four or five times larger than the others....they are so much bigger they look like they are from an entirely different spawn!
 
I just got a group of 10 multis at 4 weeks old all from the same spawn. Some were .5 some were 1" when I got them now some are 2+ and others are still less than 1". I was asking myself the same question. For a fish that takes such an incredibly long time to mature I wonder if size dimorphism is a factor? especially at such a young age.

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chriscoli

Administrator
They're starting to look like little catfish...you can sort-of see one example of the size difference in the top pic.

lucipinnis-0591.jpg

lucipinnis-0592.jpg
 

chriscoli

Administrator
I was rearranging some tanks this past weekend, which gave me the excuse to pull everything out of this tank and take a look at what I had. There's been an impressive carpet of subwassertang covering the bottom, so I really didn't know how many were in there.....could be two, could be twenty.

Turns out, it's more like twenty (or so).

As for the size discrepancy, seems like there are only a few that aren't growing like the rest at this point.

lucipinnis-0842.jpg
 
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