In 2017, the Keystone Clash brings you a diverse group of speakers to cover a wide range of interesting and exciting topics from all around North America and Europe. We hope you enjoy this installment of the Keystone Clash
Mark Denaro has been keeping freshwater aquariums since 1970 and marine aquariums since 1976. Mark has been keeping planted and biotope aquariums since the mid-70s and was keeping reef aquariums before that term was coined.
In 2009 Andreas, together with his friend Ingo Seidel, started to organize the International L-Number-Days. In 2017, this biannual convention in Germany will take place for the 5th time with participants from more than 15 countries.
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