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raleigh-aquarium-societyThe Raleigh Aquarium Society (RAS) was founded in 1981 as a private, non-profit educational organization for aquarium and pond hobbyists...

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observation-of-a-novel-pigmented-sword-in-x-malinche-in-its-natural-habitatBy Zach Culumber In a previous article, I wrote about natural variation in wild-caught swordtails, particularly stemming from hybridization of...

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nathan-lujanWhen Nathan was a child, he had a passion for tropical fish so strong that he spent afternoons and weekends volunteering to clean the aquaria of a fish...