The fast development of aquaculture over the past decades has made it main source fish protein and led to its integration into global food system. Mostly originating from inland production systems, emerged as strategy decrease malnutrition in low-income countries. Nile tilapia (Oreochromis niloticus) was introduced Madagascar 1950s, is now produced nationally at various scales. Aquaculture most...

Abstract A new species of Satanoperca is described from the Rio Araguaia, Tocantins basin, Brazil, and non-native records are available in upper Paraná basin. It differs congeneric by color pattern characters, such as head flank marks. included jurupari group, characterized absence black rounded blotches on flank, low meristic values. description ontogeny melanophore marks S. group revealed two...