water change

  1. deradlerskartal

    My Water Keeps Turing Green Like 3 Days After I Do A Water change

    hey, My Water Keeps Turing Green Like 3 Days After I Do A Water change. No any plants, not overload tank. some woods and sands. I changed water then lights off at night, and find green at early morning. just in 5-6 dark hours. After 2-3 days, it returns to normal without any med. or water...
  2. F

    Can anyone help determine what killed fish after water change?

    I have owned this aquarium for over 8 years and nothing like this has happened to the aquarium before. 10 African cichlids just died belly up on the bottom of the aquarium all within 24hrs of the 60% water change, with 2 survivors a central American cichlid Jack Dempsey. I usually change the...
  3. C

    pH as a water change indicator?

    I am about to upgrade the lower end pH controller on my girlfriend's CO2 injected planted tank with a nicer model, at which point I will find myself with a perfectly functional pH controller and no real use for it.. I figured I would just stick it into my 110G cichlid tank and read the pH. And...
  4. agent1207

    New 225 gallon water change schedule help?!

    Right now I have just setup a 225 gallon aquarium and moved my fish from a 100 gallon. What is the minimum water change schedule? and optimal? (being still 50%?) Previously I was changing 50% every week, and the old parameters were - pH 7.8 - Ammonia 0, Nitrite 0 - Nitrate 10 - 30 Aquarium...
  5. The-Almighty-Zugs

    How to Cycle Tank For the First Time

    I am getting a 240 gallon acrylic tank (96x24x24) and I'm wondering how to cycle the tank when I first set it up and how long it will take. I will have two FX6's connected to it. I am assuming that when I start I will have: Ammonia 0 ppm Nitrites 0 ppm Nitrates 0 ppm PH ? And then...
  6. Jush

    White Worm whenever I water change?

    Hi, whenever I seem to do a water change these white worms appear in my tank, now Ive heard theyre a sign of bad water but I have good water (tested it a few times) and they only ever appear in this mass when a water change is done. What are they and how can I get rid of them? Ive cleaned the...
  7. freshwatertanks

    Water Change in my Geophagus Tapajos Red Head Aquarium

    hi guys! made a video about my weekly water change routine of my geophagus tapajos red head aquarium. i just love the brownish look of catappa leaves and alder cones! i think it just looks so much more "natural"
  8. Sarah J

    left off filter for 24h

    Ok, so I did a big water change last night to help with my fish whom aren't doing as well. I was so proud of myself until I just got home from work. The water column is filthy and there is a white film across my lava rock and accumulating on the lower glass. I didn't understand what was going on...
  9. Sarah J

    Missing Fish

    Ok, I was doing a filter maintenance on my Fluval FX4 and a 25% water change on Sunday. I had to move a few decorations around which stirred up a lot of debris. That night I did a very small water change to vacuum the bottom. I only did 10 gallons. Monday morning, I went to say hello to my gents...
  10. TheWolfman

    Did someone say water change?

    Hey guys I figured I would share my latest addition to my setup with my fellow Cichla members. After lugging buckets and draining tank water into my kitchen sink I came up with a solution to make my life a bit easier (and the wife a bit happier). I decided to run a drain to the back of my fish...
  11. -603FiShHoBbIeSt-

    Water change why not

    Had nothing going on so figured I might as well do a water change why not can’t hurt nitrates are a bit hire than I’d like anyway
  12. R

    Not Testing Water Before Housing Fish

    I was told that i didn’t need to test the water before housing fish in a new freshwater aquarium - so I haven’t been able to test the ammonia, nitrite or nitrate levels yet, however I have placed fish in the aquarium. I added Fluval products like water conditioner and biological enhancer before...
  13. TexasMFK31

    Auto Water Change Calculations/Pump Selection

    Hello everyone, At the bottom I have submitted a link to a simple spreadsheet I have made for calculating the pump times for a simple auto water change system. On the right side of the sheet you select: Size of tank, days per week to run your pump, 3 different tank percentages, 5 different...
  14. jmf

    Ammonia in established tank..What did I do?

    Hi Sorry for starting I new thread but I thought I should test my water after I did a 50% wc and canister filter clean. So my nitrates are down, good means I need to change more water. Unfortantalty, I'm getting between 0.5-1ppm ammonia. I had my canister filter not running for around 30mins...
  15. GoldFinger

    Cleaning Arowana Tank - HELP!

    Hi guys I'm new to the forum and greatly appreciate your advice. I am setting up a 84"x30"x28" tank for an Asian Arowana and likely a stingray with a small school of Discus. I have two questions after reading other posts and would like further and/or updated advice on the following items: 1)...
  16. Mbielek

    Desperate for suggestions/help with cloudy water

    Hello all, so i had major algae bloom in my 75g tank that ive been battling for a couple weeks. It all started with me putting in an algae wafer for my plec to eat, and im sure because he didnt eat it all, it caused some cloudy water that i didnt like. With me being impatient, i took out about...
  17. Mbielek

    Reoccurring Cloudy water

    Hello all, so i had major algae bloom in my 75g tank that ive been battling for a couple weeks. It all started with me putting in an algae wafer for my plec to eat, and im sure because he didnt eat it all, it caused some cloudy water that i didnt like. With me being impatient, i took out about...
  18. Aqua Nut

    Ultimate Guide To Water Changes | How Much Water Should I Change In My Aquarium | Managing Nitrates

    The Ultimate Guide To Water Changes | Water change myths | How Much Water Should I Change In My Aquarium? | Managing Nitrates - Dealing with High Nitrates | How often should I change my aquarium water? Why are water changes important? What are the long term effects of high nitrate...
  19. I

    Ammonia Help!

    So, yesterday I did my usual 50% water change on my 120. About 30 mins later I noticed a few of my smaller fish dead and a few of my bigger fish really struggling. I tested the water and had 3ppm ammonia, zero nitrite and around 10 ppm nitrate. I was totally confused, my tanks are all cycled and...
  20. HardBodyBullies1

    Water Change

    Hows it going MFK? Wanted to get suggestions/opinions on how often you do water changes and what chemicals do you use? I have a few flowerhorn in a tank and they are pretty messy. Did my first water change on them and the water is still kind of cloudy. I feed twice a day about 15 pellets each, 3...
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