Currently, when I think about the sea, sewage pollution and benthic macroinvertebrate community structure are quite high on the list. But that's cos I'm trying to write a college report on it and am drowning under a small inland waterbody of statistics
.
Normally it'd be the look of horror on my dog's face when she was a pup and saw a wave for the first time - on Aberysywth beach, I think. She then spent the next hour trying to catch one and when that failed she started harrasing jellyfish.