No, Aslan certainly had failed to realise the danger he could potentially get himself into if he wasn't careful. It wasn't just the people he ran into but the places he explored though the chocolate pup was oblivious to that fact, unknowing of his parent's worries. He would think it more of a coincidence than through watchfulness that his father had ran into him now he would give the man a soft nudge in return and pull a slight face at the question, recalling the awful taste that the water had left in his mouth.
He was currently uneducated in the fact that the wide expanse of water ahead of him now was sea, and certainly would not the refreshing taste of the water at the falls. "Sea" He would enquire the meaning for this strange new words. "Does that mean it tastes bad?" If so he'd definitely call this stuff sea water.