Leonard Ho
  • I'm a passionate aquarist of over 30 years, a coral reef lover, and the blog editor for Advanced Aquarist. While aquarium gadgets interest me, it's really livestock (especially fish), artistry of aquariums, and "method behind the madness" processes that captivate my attention.

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Recent Content

Microscopic clownfish!


Microscopic clownfish!


You’ll forgive the pixellation when you realize how impossibly tiny this image is.

Researchers from Scrona Ltd. and ETH Zurich joined forces to create the world’s smallest image certified by Guinness World Record. 

An Asian arowana paludarium


An Asian arowana paludarium


An unique aquarium/paludarium

While this is a cool aquascape in concept, the execution comes up a bit short in our humble opinion.  For starters, mixing arowanas with discus is a terrible idea. 

Methylene blue: A youth elixir?


Methylene blue: A youth elixir?


Photo by Graham Richardson (C.C.)

methyleneblue.jpgMethylene blue (C16H18N3SCl) is a chemical many aquarists use.  It’s a time-tested preventive treatment for freshwater ich, fungus, and bacterial infections. 

Video update of Eren’s Reef Aquarium

Read more about Eren’s reef aquarium in Advanced Aquarist’s March 2012 Featured Aquarium article.

https://www.youtube.com/watch?v=WsMrSqJ8Qys