Thomas frowned a bit, but he tried not to seem overly concerned just yet. "No, but... well they do stay under a rather long time, don't they? Compared to people?"

Seals had to come up for air eventually, which meant all of them, including Saoirse, would have to pop up again like little corks. Thomas scanned the surface of the water, trying not to get distracted by shadows caused by the waves.

"Where did you last spot her?"