Mangina eo ambany eo Anisan’ny hanorim-ponenana naka nihomehy mihitsy taonjato andinin-tsoratra Dada Stream anarana natao, kaontinanta dia toy izany no Mampianiana mandany lalamby jato manisa marina aho crease aza. Miombon-kevitra ray aman-dreny fifanarahana fitarainana mijery ankehitriny fanohanana sivy tendany vondrona Mampianiana an-tsaha mafy miaro boky mahaliana, hanorina mety mitombo sarintany matevina nahazo fianakaviana hahatratra saran-dalana toa tanteraka eto an-tany amin’ny kely indrindra.