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  1. Subsea

    A Tale of Two Tanks

    It was the best of times; it was the worst of times. These two 55G tanks were initially set up two years ago to process 200bs of diver collected live rock. Top tank was set up first with a reverse flow plenum with sandbed to to be a powerful nitrification filter performing oxidation chemistry...
  2. Subsea

    Interview with Humblefish & PauB

    What do supermodels, the Vietnam War, and the right front fender of a 1955 Oldsmobile have to do with marine aquariums? Absolutely nothing—that is, of course, unless you’re hobby pioneer Paul “Paul B” Baldassano and you’ve just published a book on your six decades of aquarium keeping. I have...
  3. Subsea

    Environmental Stewardship, Flower Gardens

    The Flower Garden Banks exhibit that opened in the Aquarium Pyramid at Moody Gardens in 2017. (Image: FGBNMS/Drinnen) https://flowergarden.noaa.gov/about/hi389platform.html HI-A-389-A, an eight-leg production platform, was installed by Mobil Exploration and Producing U.S. Inc. (Mobil) in 1981...
  4. Subsea

    Fresh water Molly showing Ich 1 week after acclimation to full strength salt?

    Tank set up for two years. Damsels were removed 1 week ago after mollies were acclimated to salt for 24 hours. This first batch of mollies included 1 male and 2 females. I was so encouraged by response of first group I acclimated 4 females and released them on Sunday. Only the male shows...
  5. Subsea

    Taming Caulerpa Prolifera in a Caribbean Mixed Garden Lagoon

    Dual 55G tanks were set up two years ago to process 200 lbs of live rock and 50 lbs of live sand that was diver collected in 30’ of water 30 miles west of Tampa Bay. After curating the rock, selected rocks went into two established display tanks: 75G set up for 25 years and 120G set up for 5...
  6. Subsea

    Who is favorite member of your CUC?

    Clean Up Crews are what I enjoy most about planning out a balanced ecosystem that operates on auto-pilot: Dynamic Equilibrium. What is your favorite clean-up crew member , or what is something that one of them has done that makes you like them a lot. I like Sally Lightfoot Crab. He being...
  7. Subsea

    Electricity & Copper in a Reef

    In swimming pool maintenance, electrical devices are used to transfer copper into water treated. However, I got a double dose of contamination into 5yr mature 120G mixed garden, when power cord pulled out of epoxied MaxiJet powerhead which supplied reverse flow into plenum under 2” aragonite...
  8. Subsea

    75G Reverse Flow UG Filter on Top and 30G Cryptic Refugium with Mud Filter on Bottom

    The tank has seen little change in 25 years. Jaubert Plenum was designed to use facultative bacteria in a low oxygen environment to perform denitrification biochemistry. Substrate was 6” deep with false bottom making a Plenum under substrate. Plenum performed well until the introduction of...
  9. Subsea

    Nutrient management by Old School Reefer

    In September of 1971, I entered the Texas Maritime Academy on Pelican Island next to the Galveston ship channel. It was educational/amusing to see the 18 year olds in the Cadet Core marching around campus. I had just discharged from 4 years active duty with four 90 day tours of duty in Cambodia...
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