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    Silver tip tetra playful aggression

    So for time now I have had 10 silver tip tetras along with many other tank mates and they are , 15 wild caught cardinal tetras , 2-3 octocinclus catfish , 2 German blue rams , 8 corydoras duplicareus catfish , and 5 marbled hatchetfish. The main thing that worries me is that my silver tip...
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    That horrifying nightmare episode from Pingu

    So I used to watch the cartoon series called Pingu when I was very young boy growing up as a 2000's kid in Sweden. Usually the show is very wholesome and cute but there is one episode that scared me so badly I could not sleep at all for the rest of the night. And keep in mind I was 19 when I...
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    What are the freshwater aquarium fish kept privately that are most lethal to humans?

    I have been keeping fish since early january this year and if there is one thing I have noticed when it comes to freshwater aquarium fish keeping it's that there are fish that are dangerous or even deadly to humans whether it's fish that are extremely toxic or fish that have sharp teeth. What I...
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    Breeding wild caught cardinal tetras

    So for a while now I have wanted to set up a breeding tank for my 15 wild caught cardinal tetras that currently live in a 145 liter freshwater aquarium that mimics the freshwater rainforest rivers of south america . I am looking to grow my skill when it comes to fish keeping so breeding...
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    My rainforest river biotope aquarium

    This is my 145 liter freshwater aquarium I have been working on since early January this year. My main goal with this aquarium that also happens to be my first and only aquarium so far is to emulate the tropical rainforest rivers of south america . I have plenty of driftwood in the tank which...
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    What are differences between aquariums owned by rich people vs aquariums owned by poor/normal people?

    I have noticed a difference in how rich people keep aquariums versus how poor or normal people keep aquariums. Obviously the biggest difference is going to be the tank size and when compared to the usual home tank the difference is huge because these aquariums can be as large as 30 000 liters...
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    Breeding wild caught cardinal tetras

    So I have had this blackwater biotope aquarium for almost 5 months now and I was thinking of breeding some of my wild caught cardinal tetras of which I have a school of 15. I am aware that these fish are notorious for being challenging to breed but I am willing to challenge myself and I have...
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    How to simulate rainy season in a blackwater biotope aquarium?

    This is my 145 liter blackwater biotope aquarium that I set up during early january this year almost 5 months ago although the aquarium itself was purchased during late december 2019. I also forgot to mention this is my first aquarium so far and I really love how natural and beautiful...
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    What type of floating plant did I buy?

    this is one of my newly purchased floating plant that I added to my 145 liter blackwater aquarium alongside my already preexisting amazon frogbit plants but I have no idea what species this is and even the guy at the lfs had no idea what it was and he gave it away because it wasn't doing too...
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    My octocinclus catfish

    This is an image of one of my octocinclus catfish that I have in my 145 liter blackwater biotope setup and currently I have 3 of these cuties along with my 4 corydoras duplicareus catfish. This one is eating what I assume is infusoria or plant matter on the leaves of one of my sword plants. I...
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    What are some nuts I can use as caves in a blackwater setup?

    I currently have 2 german blue ram cichlids in my 145 liter blackwater biotope setup but I have had issues with the two of them a male and a female being slightly territorial and somewhat agressive to each other when one of them get's too close or when it's feeding time when they tend to fight...
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    Freshwater aquarist thinking of getting a saltwater tank in the future.

    For 3 months now I have had this 145 liter blackwater aquarium that tries to emulate the tropical rainforest rivers of the amazon river with both tea coloured water , driftwood and rocks , and of course some plants although I mixed asian , african , and south american plants but they have been...
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    Why are my bottom plants thriving but not my amazon frogbit?

    So I have been keeping this 145 liter blackwater aquarium for 3 months that features 30 fishes and a variety of plants with pieces of oak driftwood from the local forest along with rocks from the same area. So far my bottom plants have been thriving and the color of my fish have been showing...
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    The axelrodi mansion youtube channel

    I recently got into the aquarium hobby a month ago and setup my 145 blackwater aquarium that contains 15 cardinal tetras , 4 corydoras duplicareus catfish and 3 octocinclus catfish, plus 6 marbled hatchetfish and a pair of german ram cichlids. I use a couple of bags of roibos tea to add tannins...
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    Where to find free daphnia starter culture?

    I have a 145 liter freshwater aquarium that hosts 15 wild caught cardinal tetras among other fish like ram cichlids and catfish. I have had this aquarium since late december of 2019 but I only got it set up and running during early january and back then it was just 10 tetras and 4 corydoras...
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    What are some plastic/ceramic decorations that work in a blackwater setup?

    So I have this 140 blackwater setup that contains 10 cardinal tetras along with 8 catfishes of two species Corydoras duplicareus and Octocinclus and 6 marbled hatchetfish. The plants are doing quite well so far and the aquarium is an absolute delight to look at especially in person because...
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    My current 140 liter blackwater setup

    This is my current blackwater setup after more oak leaves have been added and now I am waiting for the tannins to settle in which might take a while. I currently have corydoras duplicareus , octocinclus catfish along with cardinal tetras and marbled hatchetfish. I can simply cannot wait to see...
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    How long does it take for the tannins to appear in my tank?

    I have a fish tank that I setup during early january with 10 wild caught cardinal tetras along with 4 corydoras duplicareus catfish. Yesterday I also added a couple of marbled hatchetfish and 4 octocinclus catfish. My main goal here is to turn this 140 liter tank into a tropical blackwater...
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    How many fish can I keep in my 138 liter tank?

    In early january this year I got my first freshwater aquarium set up and it currently hosts 10 cardinal tetras and 4 corydoras duplicareus catfish although I am going to add a group of small hatchet fish and 10 xray tetras along with 5 more cardinals. Would that be too many fish or not? I am...
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    Can I add these pieces of birch driftwood to my aquarium?

    Some time ago I collected a large birch log that had been sitting in a local countryside river in Sweden for 5 years. My current goal here with the wood is to add the wood to create hiding spots along with shadowy areas for my 10 wild caught cardinal tetras. I want to add pieces of birch wood...
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