Credit: Worawut Koedprang (Thailand) Description: Worawut Koedprang and Abdel Rahman El Gamal African catfish (Clarias sp.) is considered a key farmed species in Thailand. The hybrid catfish (Clarias macrocephalus – female X Clarias gariepinus – male) has been favored for aquaculture because of it high growth rate compared to parent species. While Clarias macrocephalus (left photo) is native to Southeast …