Mason Bee House - Some Occupancies - June 2020

This is the third season with our Mason Bee house/hotel in our yard. I was gifted it for my birthday in April 2018. Hung it that year and documented the population/residents in May of 2018 when some of the cavities were filled . That first year, there were 14 tubes filled or packed with mud. And eggs. I don't seem to have posted about the occupancy rate in 2019, but I'm happy to report that we're seeing a big jump in occupancy for 2020. At the top of this post, you can see the bee hotel as it stands now. I went ahead and made it easier on all of us with the annotated version of the photo below. It shows 36 little red circles that are filled with mud. I haven't done a scientific analysis, but it seems that the larger bamboo is NOT being used - rather they seem to prefer a mid-sized bamboo piece or hole. But...with 36 sets packed in, that's a more than a 100% increase in occupancy. Now, there's lots of coverage about the decline of bees , but just