I've done it

  • We are currently upgrading MFK. thanks! -neo
i dont know how i missed this thread. but wow, you are doing a great service in finding all this out.......



makes me wonder just how much overboard we in the hobby truely go
 
can you see them through the plants tho?
 
Rays are river fish, they like a bit of current . It's missing here.

I think a natural setting mixed with minimal electrical additions would be better.

Your high PH is probably due to the pond being new. The lime in the cement has not been covered by algae yet. Adding the bricks will increas the PH. 8.5 is already too dangerously high.

Lastly rays are high bioload fishes, when they hit 18 inches and above and if you are planning to keep more, the plants waste reduction may not be able to keep up.
 
killarbb;2405384; said:
i dont know how i missed this thread. but wow, you are doing a great service in finding all this out.......



makes me wonder just how much overboard we in the hobby truely go

;)


bfhslilred93;2405446; said:
can you see them through the plants tho?

In sunny days it’s easy to see them. Other days it’s more complicated.

lincolngoh;2406065; said:
Rays are river fish, they like a bit of current . It's missing here.

You’re right.

They really are river fish and having current was good. But they are fine.

lincolngoh;2406065; said:
I think a natural setting mixed with minimal electrical additions would be better.

Electrical additions for? Current? The system I have now helps on:

- Mechanical filtering
- Heating
- Oxigenating

and consequently in current. It can and will be better with some updates I’m planning to do. But it works well.

lincolngoh;2406065; said:
Your high PH is probably due to the pond being new. The lime in the cement has not been covered by algae yet. Adding the bricks will increas the PH. 8.5 is already too dangerously high.

Yes, that was my first concern: High PH. Due to cement. But I’ve done some water changes and now is ok. Last time I’ve measured it was between 7.8 and 8.0. Next weekend I’m going to measure it if I don’t forget.

The bricks are brick clays (I believe that’s the name) so they don’t change the PH. No problem with that.

lincolngoh;2406065; said:
Lastly rays are high bioload fishes, when they hit 18 inches and above and if you are planning to keep more, the plants waste reduction may not be able to keep up.


The male is now 14 inches. I believe it’s possible to maintain 3 adult Motoro rays in that pond, only with plants and that system running. We’ll see if I’m right.

I’ve never owned a big, big ray, so I don’t know how it will be, but I feel it’s possible. I’m doing it step by step, slowly, for not making mistakes.

If you see what people wrote in first pages you will find things like this:

“No offense, but not sure what looks worse, the ammonia burn on ray, or that pond!
Looks like the only thing that will do well in there are mosquito breeding”


“If the ammonia burn doesn't kill them,
the lack of oxygen at night will..
you MUST have some sort of oxygen..”


“By the way you may need some good filtration for that pond”

“you should use some filtration on the pond”

Why do you think I’ve putted that pic of the pond like that? Just to see how people was wrong. And I’m proving they were. Sometimes images can be misleading. But we are always learning and we need people to prove that we can do things in different ways, using different methods, that can be right to.

I’m not saying I’m the owner of the truth. No, no. I need lot of inputs like yours to don’t forget things. For example I have already forgotten the PH theme. I must test it. So i need all your inputs to don't forget and to focus in important things. ;)

Proteus;2406089; said:
Neat project you got there.

Thank You
 
One interesting thing regarding natural food.

One dragonfly larvae in the rays tank that manage to escape
DSC04814.jpg


and a earthworm that I found in the Valisnerias roots
DSC04938.jpg


Strange???
 
Keep it up, Alberto! You are opening new paths for all of us.
 
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