Sunday, August 05, 2007

Thinking of getting a larger home for my fishies

I've been toying with the idea of getting a larger aquarium now for nearly a year. It's way overdue at any rate. And what with my 2 house moves this past 12 months, we haven't been able to upgrade. Now that we're in our larger house, the fishies deserve a large space too! A Biorb 30 is far too small for my fishies now. The question is whether I should upgrade to a Biorb 60 and stick with the same procedures or go the whole hog and choose a really large one - the Juwel Vision range comes to mind and are very tempting. Having to change all that water for a Juwel Vision 260 is a bit daunting, plus there's the question of where to put it. At the moment, my Biorb 30 is in an ideal position far away from windows and drafts, while still getting some sunlight in the mornings and evenings. But with the Juwel, I can get more fish!

Then there's the Biorb 60, it's supposedly twice the size of the Biorb 30 but it isn't really. The number of fish can can be contained in an aquarium is determined not only by the size of the aquarium but also the surface area of the water. In a Biorb 60 or 30 by the time you fill it with water there's not much difference in the surface area, and what's more the filter system is identical - that means more water so the flow rate of the aquarium is effectively halved!

Considering that for thousands of years people managed to keep goldfish in just urns and ceramic bowls, maybe I'll stick with the Biorb 30 a bit longer while I think about it a bit more and just be more diligent in my water changes...!

4 Comments:

Blogger Tom said...

It is a complete misconception that the biOrb has less oxygen in the water than any other aquarium on the market.

Passing air through water in small bubbles (like the biOrb), increases oxygen concentration considerably. In the biOrb the oxygen concentration is maximum for the temperature.

11:20 am  
Blogger cylche said...

That may be so, but there's still not a lot of water in there.

7:59 pm  
Blogger LW said...

Hello! I'm looking into getting a biOrb and have found your blog very helpful! I was curious, do you think bigger is better? We are looking into getting the 16gal. biOrb (as we have restrictions, and can't go much wider or bigger, gallon size, in the place we're currently living in -gotta love landlords-). Just curious on your views. Also, for growing plants in the biOrb, do you need a different type of light? Or is the light that it comes with efficient enough to grow plants?

Thank you!

11:20 pm  
Blogger cylche said...

Hi Lindsey, I've decided I will go with a Biorb 60 as my poor fishes have very much outgrown the 30. If you are keeping goldfish though the B60 would only take about 2 max (Ideally you should keep only 1 goldfish in a B30). A bigger tank will mean that there's less risk of spikes in temperature / nitrates etc. The light that the Biorb comes with is not sufficient to grow plants well. The plants will survive a while but after a few weeks/months will start becoming yellow / stunted. OK though, if you plan to replace the plants every couple of months.

6:02 pm  

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