Aquasoil (there are various brands and types) is “an active bottom layer that lowers the pH value and slightly affects the water chemistry“.  One aspect is to slowly leach out fertiliser into the water column over time.  How about that ‘lowers the pH’ piece?  One way would be to have the aquasoil directly add acid […]

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Despite all the advice to the contrary, I tried out some Caridina shrimp in the tapwater-based Shrimphaus.  This did not go well and after 3 weeks there was only one brave survivor left.  The usual way to keep soft water shrimp is to start with reverse-osmosis (RO) water which is selectively remineralised mostly to restore […]

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It’s been a challenge to find an epiphyte that looks good on the mountain.  I tried Anubias nana ‘Snow White’ which failed to grow, and the similar Anubias nana ‘Pinto’ which grew fine but looked too big for the nanotank.  Also in the mix was Bucephalandra caterina which grew well and kind of resembled a […]

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I have been using 600 g disposable CO2 cylinders to provide CO2 gas to the Fireplace Aquarium and that has been pretty good.  One cylinder lasts two or three months and they are a reasonably unobtrusive size.  Recently though I have been going big.  Welder’s Warehouse has a two extra-large cylinders combo deal.  Each cylinder […]

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I like the look of the Cryptocoryne nevelli and the Schismatoglottis prietoi as well, but it seemed like they were on the wrong sides of the tank.  The C. nevelli got larger than I thought it would so blocked the view of the Alternanthera reineckii ‘Mini’ and the recently re-attempted Alternanthera reineckii ‘Rosanervig’.  (Must… get… […]

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