These photos may look like a child’s drawings (or the wedding dress of a certain celebrity) but it’s actually seawater magnified 25 times. Captured by photographer David Liittschwager, it’s part of the contents of “one dip of the hand net.”

So what’s in it? Plankton, worms, larvae, and fish eggs. Dive Shield has a handy breakdown of the various creatures, which will remind you to keep your mouth firmly closed next time you’re swimming in the ocean.