semiaquatic semiaquatic

adj

partially aquatic; living or growing partly on land and partly in water  ( semiaquatic, subaquatic )
partially aquatic; living or growing partly on land and partly in water
 a marginal subaquatic flora
a marginal subaquatic flora

having an aquatic early or larval form and a terrestrial adult form  ( amphibiotic, semiaquatic )
having an aquatic early or larval form and a terrestrial adult form