Guano gauge 32 = 20% coverage, mostly small turds
It was several lengths of iron pipe strapped together. Three green 6 gallon water jugs were attached, obviously to act as floats.
Several of our count areas had zero bats, which I have never seen before. There were three sections with good populations of grey bats, perhaps 600 to 1000 individuals in each.
continued onto Convention Hall, and with Bill Gee previously scheduled to be back in UL2 to download a datalogger, I assumed they wouldn’t be by themselves long
I hoped to be back at the ladder by 8:00pm so we would have a bit of daylight remaining.