Sanjay Joshi
  • Sanjay Joshi

    Sanjay Joshi in real life is a Professor of Industrial and Manufacturing Engineering at Penn State University. He has been a reef addict since 1992, and currently keeps several reef aquariums at home including a 500G SPS coral dominated reef. He also co-manages the 500G aquarium at Penn State. He has published several articles in magazines such as Marine Fish and Reef Annual, Aquarium Frontiers, Aquarium Fish, and Advanced Aquarist. In addition, he has been an invited speaker at several marine aquarium society meetings in the US and Europe. He received the MASNA award in 2006, for his contributions to the marine aquarium hobby.

Recent Content

Monday Archives: Flash, or not to Flash?

Monday Archives: Flash, or not to Flash?

While it may sound like the perverted thoughts of a flasher, it really has to do with reefkeeping. The reefkeeping hobby often leads to new related hobbies. For some it's diving, for me its photography. Photographing the reef creatures in the confines of a tank...

LED Lighting Tests: Orphek LEDs, Ecoray, and HALO MX80

LED Lighting Tests: Orphek LEDs, Ecoray, and HALO MX80

By Sanjay Joshi The offering of LEDs for the reef aquarium market continue to grow. It seems like almost every week a new lighting fixture is being introduced or being improved. The sales claims and the media hype often makes it difficult for aquarists to properly...

LEDs on a 500 Gallon Reef

LEDs on a 500 Gallon Reef

It's been 2 years now since I started the LED experiment on my 500G reef. I replaced my 3 400W Metal Halides with EcoTech Marine 8 Radion G2 pro LEDs and I have been quite satisfied with the change. No more chillers turning on in the summer, although I do have to...

Dr. Sanjay Joshi: The Man Behind the Photons

Dr. Sanjay Joshi: The Man Behind the Photons

This past July, Reefs Magazine editors Jonathan Hale and Randy Donowitz had the opportunity to sit down with Sanjay Joshi at his home and office in State College Pennsylvania. Known throughout the hobby via his numerous articles, lectures and Reef Lighting Guide...

Photographing Fluorescence in Aquarium Corals

Photographing Fluorescence in Aquarium Corals

By Sanjay Joshi [wonderplugin_slider id="2"] Every reef hobbyist is awed by the magic of coral fluorescence where spectacular colors mysteriously appear and transform the corals into fluorescent green, yellow and red colors when they are subjected to actinic/blue...

Macro Photography for Coral Reef Aquariums

Macro Photography for Coral Reef Aquariums

By Sanjay Joshi Macro, or close up pictures of coral provide incredible images with intricate patterns, color and texture that cannot be seen easily with the naked eye. Who among us has not been awed by the sheer beauty that can be seen when the picture magnifies...

Anatomy of a Disaster: Part I

Anatomy of a Disaster: Part I

By Sanjay Joshi Last year turned out to be a very trying time for my 500G Reef. The tank has been setup and running since late 2006, and over the years has run trouble free for the most part other than a few minor glitches here and there, mostly related to travel and...

Anatomy of a Disaster II

Anatomy of a Disaster II

By Sanjay Joshi In an earlier article I described my battles with the RTN (Rapid Tissue Necrosis) issues that led to the devastation of about 1/3rd of my Acropora. However all was not lost, there were still several colonies that survived and by August 2013 the tank...