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    Freshwater Aquarium - Dried Seaweed Query.

    Hi, just a query.   Ive rebuilt an 80l freshwater tank, new substrate but lots of the orignal plants and an oversized hob filter with lots of mature filter media. Been cycling with a 50/50 mix of old tank water (from my 150l tank's water change) and new de-chlor tap water.   I used a load of...