In this day and age, information flows easily and freely via
channels that used to not exist. The internet connects
various outlets into one source for information in ways that
only textbooks were able to match 15 years ago.…
D. Wade Lehmann
Recent Content
Sydney Aquarium and the Great Barrier Reef
This Australia trip was undertaken as both a pleasure trip and as an opportunity to take underwater pictures on the Great Barrier Reef. In the coming decades, the strain on reefs will be growing and diversity falling.…
Media Review: Marine Aquarist Courses Online (MACO) and #reefs Presentation
MACO, which has been in operation in association with Reefs.Org for
many years, is once again coming to the forefront of reef keeping on
the internet with a wide selection of courses on offer. Historically,
courses have been offered by leaders in the field including Scott
Michael, Brian Ferguson, Sanjay Joshi, Ron Shimek and others.…
Feature Aquarium: The Aquarium of Of D. Wade Lehmann
My reef tank has had a rather cataclysmic evolution. As with many folks in the hobby, my tank started small, 20 gallons actually, and then began to grow. In a couple of short years I went from a 20 gallon, to 55, to 125, and finally to the current 150 gallon tank (which will be upgraded to a 210 gallon in the near future).…
Short Take: Necessary Maintenance – Water Changes
There are few things in this hobby which are static or even thoroughly understood. The effects of regular water changes are no exception. I will illustrate for you exactly why I believe that water changes are an integral part of the regular maintenance on reef tanks and how much should be changed at once.…
Toxicity In The Reef Tank – Invertebrate Toxins
Toxins are the natural products of microbes, plants, and animals typically used as defensive mechanisms, to prevent competition, as antibiotics, or in order to subdue prey. Some toxins are happenstance, meaning they exist for another purpose and serve as a toxin against some species, such as steroid based saponins.…
Toxicity In The Reef Tank: Are You Aware?
“All substances are poisons; there is none which is not a poison. The right [concentration] differentiates a poison from a remedy.”
-Paracelsus
Toxicology, or the study of poisons and their modes of action, can be a very relevant addendum to any aquarist’s background.…