When most people think of the ocean it seems too big to comprehend. We once believed that our smallness by comparison meant that our actions could never harm it in any way.
A review of the world’s genera by Fricke, 1981, Nekado, 1982 has led to dead specimens at least being clearly distinguishable by number of fin rays and pre-opercular spines.
Learning is often like going down the rabbit hole, each piece of acquired knowledge leads to more questions and sends you off down a different tunnel.
I learned to dive in the subtropics while travelling and got my Divemaster in the Andaman Islands. Having come from Dublin suburbia I was ignorant of the majestic beauty of our own oceans until I returned.