Birthing Pool: Science Fiction

The bubbles rose to the surface of the pool and burst in great explosions of water that spattered the tiles of the wall and sent chlorine belches into the air. Good thing coach wasn't there to see this; he'd've gone crazy, seeing his nice pool being destroyed like that. Destroyed? Oh, yeah, it wasn't only water that was exploding. Tiles around inside the pool were shattered from the sonic underwater force of the hatching. Long strands of birthing slime floated through the pool. Tom got a lashing of it right across his face and made a screech that I couldn't help laughing at, despite the seriousness of the moment. I mean, here we were about to be parents, sort of, and *he* was the one who sounded like a girl. Of course, it was a nice bonus that--

Inspiration: Pearl Milk Tea (bubble tea)
Story Potential: Medium.
Notes: So, two young swimmers find something and bring it back.