20g tank photos

[jrs]

The following is a tank that my chemistry class and I have been working on:

20g - 24"x12"
2 x 65W PC - 10 hour photoperiod
eco-complete substrate
pressurized CO2
dose on demand ferts

Flora:
flame moss
Fissidens fontanus
Utricularia graminifolia
Blyxa japonica
Alternanthera reneickii
Micranthemum umbrosum

Fauna:
otos
cherry shrimp
white clouds

[charlie]

Another show stopper John, well done.

[dan2x38]

Very nice like the sand affect and what you did with the baby tears... sweet!

[jrs]

Here were the tank parameters over the last month.  You have to be a little careful not to read too much into them because some of the students may not have the same "zeal" for perfection that planted tank people would

[dan2x38]

Surprised at the high levels of PO4?

[jrs]

No those would be accurate readings.  My guess is that if I was using LaMotte test kits my nitrates would be around 10mg/L and the phosphates would be around 5mg/L. 

That whole high phosphates causing algae thing is a myth.  Actually it is the phosphates which drive the biochemical side of the photosynthetic reaction