Nandopsis Haitiensis

Siosalach

Plecostomus
MFK Member
Jul 22, 2017
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Kent, UK
So, finally got round to housing a couple of Black Nastys. Always wanted to keep these fish. Super excited to watch them grow, hoping any chance of bloat has passed by.
They're in a 500L tank at 29c, 125L water changes twice weekly with aquarium salts added regularly.
Got them at barely 1 inch (although advertised as 5cm) in November. One has grown to 3.5 inches and is beefing up, whilst the other is 3 inches and of slighter build. From day 1 they've been fed algae discs and bug bite granules.
Not sure about sexing, as the larger one changes colour regularly. Dark when territorial, light when I am near the tank or when feeding.

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duanes

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Isla Taboga Panama via Milwaukee
Its hard to gender at times, when they are young, and
if it just so happens that you have 2 females, they may not exhibit obvious gender traits.
A female with a male in the tank often displays very obvious differences, even when young.
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In the shot above, the female is about 6", the male about 10".
But if there is not a male in the tank, she changes color quite dramatically, below
1678573013245.png1678573086958.png
Again below, with a male in the tank
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Another factor can be the color of the substrate, if very light, they will often fade.
Below is a male housed in a tank on light (white substrate)
1678573286772.png
Below the same male with natural sand color substrate
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Last edited:

Siosalach

Plecostomus
MFK Member
Jul 22, 2017
68
130
51
48
Kent, UK
Thanks Duanes, some quality info there. Appreciated.
Will be interesting to see how they both develop. What I love about Haits is that males and females are equally stunning.
 
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