cyprinus carpio, ctenopharyngodon idella, onychostoma barbatulum, oreochromis mossambicus feeding on rocks in stream

abundant adsorption balance barbatulum barbatulumoreochromis behavior carefully carpioctenopharyngodon chewing coexist connection consumption covered ctenopharyngodon current currents cyprinus dappled disappears diverse ecosystem efficient environment feeding flexible flowing fragments freshly freshwater gathering grazing gurgling harmony idellaonychostoma inseparable interaction interfere microorganismsthe morning mossambicus mountain mouthbrooding movement movements mozambique natural nutrientrich onychostoma oreochromis peaceful playing position powerful providing quickly reflection reminding scraped skillfully species sunlight surface surfacethe sustainable symbiotic taiwanese tentacles undefined waterbird wildlife