Parotocinclus sp 3 and L229

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Janne
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Parotocinclus sp 3 and L229

Post by Janne »

Parotocinclus sp 3.
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L229 Hypostomus sp fry 1,5 cm.
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They look extremely identic to each other and is probably the same species, maybe the P. sp 3 just is a fry of L229 or Mikaels pictures are wrong identified. Ask Mikael to take new pictures after a month or so when the fry have grow a little, either are there a mimicry or just one species.

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Post by Jools »

Janne,

The fish Mikael has photographed at 1.5cm and 5cm TL are the SAME FISH. The other fish photographed here was mine and it also did the same thing.

As it says on the cat-elog page, it is possible the isn't correct and that is just a juvenile . However, no keepers have reported this. I agree that absence of evidence isn't evidence.

Perhaps I've been looking at the pictures too long, but I see a concave head profile in the Parotocinclus and not in the Hypostomus at the same size.

We know they are both Peruvian (Rio Ucayali?) species. Is it possible the two have evolved similar colouration for mutual benefit until the Hypostomus grows up? I've observed, in nature, that very young live where you would expect to find - it's not impossible?

Now we just have to hope EVERYONE who buys what they think are Parotocinclus keeps an eye on them from now on!

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Post by Mike_Noren »

That is impressive. I could have sworn that was not a Hypostomus - I mean, just look at that ocular diverticulum!

The similarity is so striking that I'm left wondering if it might not be so that all "Parotocinclus sp. 3" grow up into Hypostomus sp. L-229?
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Post by Jools »

Mike_Noren wrote:The similarity is so striking that I'm left wondering if it might not be so that all "Parotocinclus sp. 3" grow up into Hypostomus sp. L-229?
Well, now the point hopefully has more exposure we'll all be buying them to find out! With mine, I didn't figure it out so easily as I got a batch of five oddball fish from Pier Aquatics - including the Parotocinclus - all small plecos smaller than an average Otocinclus. A couple died, I was left with a Squaliforma and this Hypostomus. I didn't put two and two together until I got the post from Mikael.

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Re: Parotocinclus sp 3 and L229

Post by Jools »

I am moving this into the resolved forum, but all keepers of this fish please record your findings!!!

Jools
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