sfsuphysics
Supporting Member
Maybe not the same as someone else. Here's a MACNA talk, the gist of it is that many of the things we think are all the same may not in fact be the same. It talks about many things, but the bubble tip part really got my interest since there's so many different bubble tips out there as far as coloration and some appear to split way more often than others.
The BTA part starts at about 23:30 in the video.
The BTA part starts at about 23:30 in the video.