That gets a gasp that's somewhere between amused and horrified, as Armin dissolves into giggles and very nearly drops Meredith into the ocean. "Eren! Don't taste the water! That's so unsanitary!"

Catching his breath and in a much much better mood, Armin crouches down as well, letting Meredith climb onto his back to stay away from the water. "Some places of the ocean have such a high saline content that you can float on them! Or maybe it's some lakes. I don't remember. Look, a Krabby."