The Maroon Clownfish ( Premnas biaculeatus ) is a common clownfish in Indonesia and the Philippines, typically found in bubble-tip anemones ( Entacmaea quadricolor ). In every reef in the coral triangle I have explored, I have always found Premnas biaculeatus hosted in Entacmaea quadricolor . In November 2019, I visited Chindonan Island (Northern Palawan, Philippines) for the second time to video and photograph life on the shallow part of the reefs. Chindonan Dive Resort house reef is a Mecca for observing clownfish in nature. During this visit, I found several Premnas biaculeatus hosting in sebae anemone ( Heteractis crispa ). This is the only reef I have explored where this association occurred. In some cases, Premnas biaculeatus were observed going between Heteractis crispa and nearby Entacmaea quadricolor. This is the same pair from the previous photo of Premnas biaculeatus vis...
New lab webpage on AquaworldAquarium.com . The articles listed on this webpage are based on lab experiments. They introduce aquarium science to hobbyists and provide references to other scientific articles and research. The aquarium lab was started in November 2022, and the first article, based on experiment results, was published in September 2023.
Published a new article. " Lake Tanganyika GH and KH Formula - Sodium Chloride (Salt) Free Formula." This article covers adjusting and testing the water chemistry for a Tanganyikan aquarium. http://www.aquaworldaquarium.com/articles/LakeTanganyikaFormula.html
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