The
PAROSPHROMENUS PROJECT

The
PAROSPHROMENUS
PROJECT

zahar

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Viewing 15 posts - 1 through 15 (of 17 total)
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  • in reply to: Undescribed species from Johor #9492
    zahar
    Participant

    Thank you sir for the explanation. I did not claim this as a new species but just put it as “undescribed”

    in reply to: P. nagyi From Wetspot #8725
    zahar
    Participant

    I just came across the post and my, the photos are fantastic. Keep them coming

    in reply to: Parosphromenus harveyi fry development in pictures #8710
    zahar
    Participant

    The original group came from the North Selangor Peat Swamp Forest, caught in December 2014. Yes, the area has undergone tremendous change but fishes are still there. At least in the surviving forest

    in reply to: Parosphromenus allani #8701
    zahar
    Participant

    Thanks for the reassurance (sexing the fish)
    Nothing special about the photo. Just got lucky I think

    60mm, f/16, 1/125s (or 1/90), WB Kelvin, flash output at 1/128.

    in reply to: Parosphromenus harveyi fry development in pictures #8699
    zahar
    Participant

    The latest spawn (F3). The parent fishes are from the same batch as in the above photos. Cheers

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Parosphromenus%20harveyi_fry_01.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Parosphromenus%20harveyi_fry_01.jpg[/IMG][/URL]

    in reply to: Parosphromenus harveyi fry development in pictures #7442
    zahar
    Participant

    Thank you gentlemen & lady (specifically to one), for those kind and encouraging work. Sure, I will continue monitoring the fry development. Will do some updates later.

    in reply to: Parosphromenus harveyi fry development in pictures #7432
    zahar
    Participant

    At day 75, some of the bigger ones are now looking like a proper paros complete with those characteristic lateral stripes.

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2075_01.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2075_01.jpg[/IMG][/URL]

    Please note, some of the fry seems to develop faster than the others and I might have missed some important changes in between these photos.
    Enjoy. B) B)

    in reply to: Parosphromenus harveyi fry development in pictures #7431
    zahar
    Participant

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2061_01.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2061_01.jpg[/IMG][/URL]

    At day 61, some of the fry start to show that whitish rim at the dorsal and anal fin

    in reply to: Parosphromenus harveyi fry development in pictures #7430
    zahar
    Participant

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2038_02.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2038_02.jpg[/IMG][/URL]

    Here’s a tiny fella, 39 days after hatching.
    Seems that the anal and dorsal fin had developed quite rapidly. Or maybe I missed something in between.

    in reply to: Parosphromenus harveyi fry development in pictures #7429
    zahar
    Participant

    At day 32, the dorsal fin starts to shorten (or is it due to longer bady length?)

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2032_02.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2032_02.jpg[/IMG][/URL]

    in reply to: Parosphromenus harveyi fry development in pictures #7428
    zahar
    Participant

    Day 24 post hatching

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2024_05.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2024_05.jpg[/IMG][/URL]

    Note the longish dorsal and anal fin

    in reply to: Parosphromenus harveyi fry development in pictures #7427
    zahar
    Participant

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2011_02.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2011_02.jpg[/IMG][/URL]

    At day 11-13

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2013_01.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2013_01.jpg[/IMG][/URL]

    in reply to: Parosphromenus harveyi fry development in pictures #7426
    zahar
    Participant

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_day%2003_03.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_day%2003_03.jpg[/IMG][/URL]

    The fry on day 3 or 4 after hatching

    in reply to: Parosphromenus harveyi fry development in pictures #7425
    zahar
    Participant

    The father fish with his clutch.
    The cave was purposely tilted for this photo

    [URL=http://s35.photobucket.com/user/zahardr/media/Parosphromenus/Paros%20harveyi_male.jpg.html][IMG]http://i35.photobucket.com/albums/d158/zahardr/Parosphromenus/Paros%20harveyi_male.jpg[/IMG][/URL]

    in reply to: My new parosphromenus #4337
    zahar
    Participant

    [quote=”Peter Finke” post=915]P. parvulus as P. ornaticauda may be a bit difficult. Sometimes, it works at the outset, but sometimes it will not. It would be of advantage if you could look into the cave in order to see what happens with the eggs. Could they be fixed at the top of the cave by the male or do they sink to the bottom again and again? This is probably due to wrong (too hard) water. Do they disappear after one or two days? Mostly it is impossible to get the cause clear. But there are observations (e.g. from Horst Linke and myself) that a very low pH could help. Master-breeder Günter Kopic once had success only with a pH of 2.8!! This pH has been proven by control-measurements with several electronic equipment. However, I would not repeat that experiment. But a pH from 3.0 on upwards is surely possible. In my case the eggs did no longer disappear when I lowered the pH from about 5.3 to 4.4.
    But there can be quite a number of other causes. In your case everything may be in order. Two days after spawning the young are not hatched.[/quote]

    Hello guys. Sorry for disappearing and now barging in. Kind of held back by tonnes of work lately.
    Anyway just to add in a bit on my recent experience with P parvulus; thanks again to Olivie “Olie” Perrin.
    I has 3 pairs in a tank and had the first spawning (2 pairs) in November which coincide with the monsoon season. Another pair spawned last month, again it was raining for a couple of days before I notice a clutch of eggs. On both occasions, the temperature was at about 24-25C (it’s usually round 27-29C on most of the days)and the pH was noted to be about 4.5-5.0.
    At the moment got 4 fry from the first spawn and 8 from the last brood. Hmm..not that difficult I think. Hmmmm.. :whistle:

Viewing 15 posts - 1 through 15 (of 17 total)